ash
ash
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  • Start Here
  • Get Started
    • Goals
    • Requirements
    • Steps
    • Working with relationships
  • About Ash
  • What is Ash?
    • Why should I use it?
    • Watch the ElixirConf 2023 Talk
  • Design Principles
    • Anything, not Everything
    • Declarative, Introspectable, Derivable
    • Configuration over Convention
    • Pragmatism First
    • Community
  • Contributing to Ash
    • Welcome!
    • Rules
  • Alternatives
    • Application Frameworks
    • Application Design
    • Building APIs
    • Working with Data
    • Authentication
    • Authorization
    • Validation
  • Changelog
    • v3.4.23 (2024-10-03)
    • v03.4.22 (2024-10-01)
    • v3.4.21 (2024-09-24)
    • v3.4.20 (2024-09-23)
    • v3.4.19 (2024-09-21)
    • v3.4.18 (2024-09-20)
    • v3.4.17 (2024-09-19)
    • v3.4.16 (2024-09-18)
    • v3.4.15 (2024-09-17)
    • v3.4.14 (2024-09-17)
    • v3.4.13 (2024-09-17)
    • v3.4.12 (2024-09-16)
    • v3.4.11 (2024-09-13)
    • v3.4.10 (2024-09-13)
    • v3.4.9 (2024-09-13)
    • v3.4.8 (2024-09-09)
    • v3.4.7 (2024-09-06)
    • v3.4.6 (2024-09-06)
    • v3.4.5 (2024-09-05)
    • v3.4.4 (2024-09-05)
    • v3.4.3 (2024-09-04)
    • v3.4.2 (2024-09-04)
    • v3.4.1 (2024-08-13)
    • v3.4.0 (2024-08-12)
    • v3.3.3 (2024-08-01)
    • v3.3.2 (2024-08-01)
    • v3.3.1 (2024-07-30)
    • v3.3.0 (2024-07-27)
    • v3.2.6 (2024-07-22)
    • v3.2.5 (2024-07-22)
    • v3.2.4 (2024-07-18)
    • v3.2.3 (2024-07-18)
    • v3.2.2 (2024-07-17)
    • v3.2.1 (2024-07-17)
    • v3.2.0 (2024-07-15)
    • v3.1.8 (2024-07-14)
    • v3.1.7 (2024-07-14)
    • v3.1.6 (2024-07-14)
    • v3.1.5 (2024-07-14)
    • v3.1.4 (2024-07-13)
    • v3.1.3 (2024-07-11)
    • v3.1.2 (2024-07-10)
    • v3.1.1 (2024-07-10)
    • v3.1.0 (2024-07-09)
    • v3.0.16 (2024-06-21)
    • v3.0.15 (2024-06-18)
    • v3.0.14 (2024-06-18)
    • v3.0.13 (2024-06-17)
    • v3.0.12 (2024-06-14)
    • v3.0.11 (2024-06-11)
    • v3.0.10 (2024-06-06)
    • v3.0.9 (2024-05-31)
    • v3.0.8 (2024-05-28)
    • v3.0.7 (2024-05-24)
    • v3.0.6 (2024-05-23)
    • v3.0.5 (2024-05-23)
    • v3.0.4 (2024-05-22)
    • 3.0.3 (2024-05-22)
    • v3.0.2 (2024-05-15)
    • v3.0.1 (2024-05-14)
    • v3.0.0
    • 3.0
  • Resources
  • Domains
    • Grouping Resources
    • Centralized Code Interface
    • Configuring Cross-cutting Concerns
  • Attributes
    • Special attributes
  • Relationships
    • Relationships Basics
    • Managing related data
    • Kinds of relationships
    • Loading related data
    • no_attributes? true
    • Manual Relationships
    • Managing Relationships
  • Calculations
    • Primer
    • Declaring calculations on a resource
    • Custom calculations in the query
    • Arguments in calculations
  • Aggregates
    • Declaring aggregates on a resource
    • Using an aggregate
    • Aggregate types
    • Custom aggregates in the query
    • Join Filters
    • Inline Aggregates
  • Validations
    • Builtin Validations
    • Custom Validations
    • Anonymous Function Validations
    • Where
    • Action vs Global Validations
    • Atomic Validations
  • Changes
    • Builtin Changes
    • Custom Changes
    • Anonymous Function Changes
    • Where
    • Action vs Global Changes
    • Atomic Changes
    • Batches
  • Preparations
    • Builtin Preparations
    • Custom Preparations
    • Anonymous Function Queries
    • Action vs Global Preparations
  • Code Interface
    • Code interfaces on the resource
    • Using the code interface
    • Calculations
    • Bulk & atomic actions
  • Embedded Resources
    • Adding embedded resource attributes
    • Handling nil values
    • Editing embedded attributes
    • Calculations
    • Determining what action(s) will be called:
    • Adding a primary key
    • Identities
    • Usage in Extensions
    • Accessing the source changeset
  • Identities
    • Defining an identity
    • Using Ash.get
    • Using upserts
    • Creating unique constraints
    • Eager Checking
    • Pre Checking
  • Notifiers
    • Built-in Notifiers
    • Creating your own notifier
    • Transactions
  • Actions
  • Actions
    • Primary Actions
    • Accepting Inputs
    • Idiomatic Actions
  • Read Actions
    • Ash.get!
    • Ash.read_one!
    • Pagination
    • What happens when you call Ash.Query.for_read/4
    • What happens when you run the action
  • Create Actions
    • Bulk creates
    • Performance
    • Returning a Stream
    • Upserts
    • What happens when you run a create Action
  • Update Actions
    • Atomics
    • Fully Atomic updates
    • What makes an action not atomic?
    • Bulk updates
    • Atomic
    • Atomic Batches
    • Stream
    • Running a standard update action
    • Atomic Upgrade
  • Destroy Actions
    • Soft Destroy
    • Returning the destroyed record
    • Bulk Destroys
    • Atomic
    • Atomic Batches
    • Stream
    • Running the Destroy Action
  • Generic Actions
    • Why use generic actions?
    • Return types and constraints
    • Calling Generic Actions
  • Manual Actions
    • Manual Creates/Updates/Destroy
    • Manual Read Actions
  • Security
  • Actors & Authorization
    • Setting actor and authorize?
    • Default value of authorize?
    • Authorizers
    • Domain Authorization Configuration
  • Sensitive Data
    • Public & Private Attributes
    • Public & Private Arguments
    • Sensitive Attributes
    • Field Policies
  • Policies
    • Setup
    • Policies
    • Policy Groups
    • Checks
    • Field Policies
    • Debugging and Logging
  • Development
  • Project Structure
    • Example 1: Reads & Calculations
    • Example 2: Using external data in create actions
  • Generators
    • Installer
    • Generators
    • Patchers
  • Error Handling
    • Error Classes
    • Generating Errors
    • Return a keyword list in changes and validations
    • Using a Builtin Exception
    • Using a Custom Exception
  • Testing
    • Async tests
    • Missed notifications
  • Development Utilities
    • Formatting DSLs
    • ElixirSense Plugin
    • Formatter plugin
  • Upgrade
    • Other Packages
    • Upgrading to 3.0
    • Significant Changes
  • Advanced
  • Reactor
    • Usage
    • Example
    • Actions
    • Handling failure.
    • Notifications
    • Running Reactors as an action
  • Monitoring
    • Packages
    • Telemetry
    • Tracing
    • After/Before Action Hooks
  • Pagination
    • Pagination in Ash
    • Offset Pagination
    • Keyset Pagination
    • Counting records
    • Relationship pagination
    • Pagination example
    • Offset pagination
  • Timeouts
    • Ways to Specify Timeouts
    • How are timeouts handled?
  • Multitenancy
    • Attribute Multitenancy
    • Context Multitenancy
    • Possible Values for tenant
  • Writing Extensions
    • Creating an extension
    • Using your extension
  • How To
  • Test Resources
    • Introduction
    • Testing Resources
    • Examples
    • Write some tests
  • Authorize Access to Resources
    • Introduction
    • Writing Policies
    • Example
    • Interacting with resources that have policies
  • Encrypt Attributes
    • Introduction
    • Encrypting attributes
    • Examples
    • Data is encrypted when modified and is not displayed when inspecting.
  • Prevent concurrent writes
    • Introduction
    • Add Optimistic Locking
    • Examples
    • Triggering a StaleRecord error
    • Refetching a record to get the latest version
  • Wrap External APIs
    • Introduction
    • Wrapping External APIs
    • Example
    • Now we can use this like any other Ash resource
  • Reference
  • Glossary
    • Action
    • Actor
    • Aggregate
    • Attribute
    • Authorizer
    • Calculation
    • Changeset
    • Domain
    • Extension
    • Filter
    • Identity
    • Notifier
    • Policy
    • Query
    • Record
    • Relationship
    • Resource
    • Tenant
  • Expressions
    • Operators
    • Functions
    • Fragments
    • String Fragments
    • Function Fragments
    • Sub-expressions
    • DateTime Functions
    • Primitives
    • Escape Hatches
    • Inline Aggregates
    • Templates
    • Custom Expressions
    • Filter semantics & joins
    • Portability
    • Parent
  • DSL: Ash.Resource.Dsl
    • attributes
    • attributes.attribute
    • attributes.create_timestamp
    • attributes.update_timestamp
    • attributes.integer_primary_key
    • attributes.uuid_primary_key
    • attributes.uuid_v7_primary_key
    • relationships
    • relationships.has_one
    • relationships.has_one.filter
    • relationships.has_many
    • relationships.has_many.filter
    • relationships.many_to_many
    • relationships.many_to_many.filter
    • relationships.belongs_to
    • relationships.belongs_to.filter
    • actions
    • actions.action
    • actions.action.argument
    • actions.create
    • actions.create.change
    • actions.create.validate
    • actions.create.argument
    • actions.create.metadata
    • actions.read
    • actions.read.argument
    • actions.read.prepare
    • actions.read.pagination
    • actions.read.metadata
    • actions.read.filter
    • actions.update
    • actions.update.change
    • actions.update.validate
    • actions.update.metadata
    • actions.update.argument
    • actions.destroy
    • actions.destroy.change
    • actions.destroy.validate
    • actions.destroy.metadata
    • actions.destroy.argument
    • code_interface
    • code_interface.define
    • code_interface.define_calculation
    • resource
    • identities
    • identities.identity
    • changes
    • changes.change
    • preparations
    • preparations.prepare
    • validations
    • validations.validate
    • aggregates
    • aggregates.count
    • aggregates.count.join_filter
    • aggregates.exists
    • aggregates.exists.join_filter
    • aggregates.first
    • aggregates.first.join_filter
    • aggregates.sum
    • aggregates.sum.join_filter
    • aggregates.list
    • aggregates.list.join_filter
    • aggregates.max
    • aggregates.max.join_filter
    • aggregates.min
    • aggregates.min.join_filter
    • aggregates.avg
    • aggregates.avg.join_filter
    • aggregates.custom
    • aggregates.custom.join_filter
    • calculations
    • calculations.calculate
    • calculations.calculate.argument
    • multitenancy
  • DSL: Ash.Domain.Dsl
    • domain
    • resources
    • resources.resource
    • resources.resource.define
    • resources.resource.define_calculation
    • execution
    • authorization
  • DSL: Ash.Notifier.PubSub
    • Debugging PubSub
    • Topic Templates
    • Important
    • Template parts
    • Custom Delimiters
    • Named Pubsub modules
    • Broadcast Types
    • pub_sub
    • pub_sub.publish
    • pub_sub.publish_all
  • DSL: Ash.Policy.Authorizer
    • policies
    • policies.policy
    • policies.policy.authorize_if
    • policies.policy.forbid_if
    • policies.policy.authorize_unless
    • policies.policy.forbid_unless
    • policies.policy_group
    • policies.policy_group.policy
    • policies.policy_group.policy.authorize_if
    • policies.policy_group.policy.forbid_if
    • policies.policy_group.policy.authorize_unless
    • policies.policy_group.policy.forbid_unless
    • policies.bypass
    • policies.bypass.authorize_if
    • policies.bypass.forbid_if
    • policies.bypass.authorize_unless
    • policies.bypass.forbid_unless
    • field_policies
    • field_policies.field_policy_bypass
    • field_policies.field_policy_bypass.authorize_if
    • field_policies.field_policy_bypass.forbid_if
    • field_policies.field_policy_bypass.authorize_unless
    • field_policies.field_policy_bypass.forbid_unless
    • field_policies.field_policy
    • field_policies.field_policy.authorize_if
    • field_policies.field_policy.forbid_if
    • field_policies.field_policy.authorize_unless
    • field_policies.field_policy.forbid_unless
  • DSL: Ash.DataLayer.Ets
    • ets
  • DSL: Ash.DataLayer.Mnesia
    • mnesia
  • DSL: Ash.Reactor
    • ash
    • reactor.action
    • reactor.action.actor
    • reactor.action.context
    • reactor.action.inputs
    • reactor.action.tenant
    • reactor.action.wait_for
    • reactor.ash_step
    • reactor.ash_step.argument
    • reactor.ash_step.wait_for
    • reactor.bulk_create
    • reactor.bulk_create.context
    • reactor.bulk_create.actor
    • reactor.bulk_create.load
    • reactor.bulk_create.tenant
    • reactor.bulk_create.wait_for
    • reactor.bulk_update
    • reactor.bulk_update.actor
    • reactor.bulk_update.context
    • reactor.bulk_update.inputs
    • reactor.bulk_update.tenant
    • reactor.bulk_update.wait_for
    • reactor.change
    • reactor.change.argument
    • reactor.change.wait_for
    • reactor.create
    • reactor.create.actor
    • reactor.create.context
    • reactor.create.inputs
    • reactor.create.load
    • reactor.create.tenant
    • reactor.create.wait_for
    • reactor.destroy
    • reactor.destroy.actor
    • reactor.destroy.context
    • reactor.destroy.inputs
    • reactor.destroy.load
    • reactor.destroy.tenant
    • reactor.destroy.wait_for
    • reactor.load
    • reactor.load.actor
    • reactor.load.context
    • reactor.load.tenant
    • reactor.load.wait_for
    • reactor.read_one
    • reactor.read_one.actor
    • reactor.read_one.context
    • reactor.read_one.inputs
    • reactor.read_one.load
    • reactor.read_one.tenant
    • reactor.read_one.wait_for
    • reactor.read
    • reactor.read.actor
    • reactor.read.context
    • reactor.read.inputs
    • reactor.read.load
    • reactor.read.tenant
    • reactor.read.wait_for
    • reactor.transaction
    • reactor.transaction.wait_for
    • reactor.update
    • reactor.update.actor
    • reactor.update.context
    • reactor.update.inputs
    • reactor.update.load
    • reactor.update.tenant
    • reactor.update.wait_for
  • Moved
  • Upgrade
  • Resources
  • Ash.CodeInterface
    • Summary
    • Functions
      • define_interface/3
      • describe_action/3
      • describe_calculation/3
      • trim_double_newlines/1
      • unwrap_calc_interface_args/4
      • without_optional/1
  • Ash.DataLayer
    • Summary
    • Types
      • bulk_create_options/0
      • bulk_update_options/0
      • data_layer_query/0
      • feature/0
      • lateral_join_link/0
      • lock_type/0
      • t/0
      • transaction_reason/0
    • Callbacks
      • add_aggregate/3
      • add_aggregates/3
      • add_calculation/4
      • add_calculations/3
      • bulk_create/3
      • calculate/3
      • can?/2
      • create/2
      • destroy/2
      • destroy_query/4
      • distinct/3
      • distinct_sort/3
      • filter/3
      • functions/1
      • in_transaction?/1
      • limit/3
      • lock/3
      • offset/3
      • prefer_lateral_join_for_many_to_many?/0
      • resource_to_query/2
      • return_query/2
      • rollback/2
      • run_aggregate_query/3
      • run_aggregate_query_with_lateral_join/5
      • run_query/2
      • run_query_with_lateral_join/4
      • select/3
      • set_context/3
      • set_tenant/3
      • sort/3
      • source/1
      • transaction/4
      • transform_query/1
      • update/2
      • update_query/4
      • upsert/3
      • upsert/4
    • Functions
      • add_aggregates/3
      • add_calculations/3
      • bulk_create/3
      • calculate/3
      • can?/2
      • create/2
      • data_layer/1
      • data_layer_can?/2
      • data_layer_functions/1
      • destroy/2
      • destroy_query/3
      • distinct/3
      • distinct_sort/3
      • filter/3
      • functions/1
      • in_transaction?/1
      • limit/3
      • lock/3
      • offset/3
      • prefer_lateral_join_for_many_to_many?/1
      • resource_to_query/2
      • return_query/2
      • rollback/2
      • run_aggregate_query/3
      • run_aggregate_query_with_lateral_join/5
      • run_query/2
      • run_query_with_lateral_join/4
      • select/3
      • set_context/3
      • set_tenant/3
      • sort/3
      • source/1
      • transaction/4
      • transform_query/1
      • update/2
      • update_query/3
      • upsert/4
  • Ash.Notifier
    • Summary
    • Callbacks
      • notify/1
      • requires_original_data?/2
    • Functions
      • notify/1
  • Ash.Notifier.Notification
    • Summary
    • Types
      • t/0
    • Functions
      • new/2
  • Ash.Resource.Attribute.Helpers
    • Summary
    • Functions
      • timestamps/1
  • Ash.Resource.Calculation
    • Summary
    • Types
      • opts/0
      • ref/0
      • t/0
    • Callbacks
      • calculate/3
      • describe/1
      • expression/2
      • has_expression?/0
      • init/1
      • load/3
      • strict_loads?/0
    • Functions
      • expr_calc/1
      • schema/0
  • Ash.Resource.Calculation.Builtins
    • Summary
    • Functions
      • concat/2
  • Ash.Resource.ManualCreate
    • Summary
    • Callbacks
      • bulk_create/3
      • create/3
  • Ash.Resource.ManualDestroy
    • Summary
    • Callbacks
      • bulk_destroy/3
      • destroy/3
  • Ash.Resource.ManualRead
    • Summary
    • Types
      • context/0
    • Callbacks
      • load_relationships/5
      • read/4
  • Ash.Resource.ManualRelationship
    • Summary
    • Callbacks
      • load/3
      • select/1
  • Ash.Resource.ManualUpdate
    • Summary
    • Callbacks
      • bulk_update/3
      • update/3
  • Action Input & Interface
  • Ash
    • Summary
    • Types
      • aggregate/0
      • load_statement/0
      • page_request/0
      • record_or_records/0
      • record_with_args/0
      • resource_with_args/0
    • Functions
      • aggregate/3
      • aggregate!/3
      • avg/3
      • avg!/3
      • bulk_create/4
      • bulk_create!/4
      • bulk_destroy/4
      • bulk_destroy!/4
      • bulk_update/4
      • bulk_update!/4
      • calculate/3
      • calculate!/3
      • calculate_opts/0
      • can/3
      • can?/3
      • context_to_opts/2
      • count/2
      • count!/2
      • create/3
      • create!/3
      • destroy/2
      • destroy!/2
      • exists/2
      • exists?/2
      • first/3
      • first!/3
      • get/3
      • get!/3
      • list/3
      • list!/3
      • load/3
      • load!/3
      • max/3
      • max!/3
      • min/3
      • min!/3
      • page/2
      • page!/2
      • read/2
      • read!/2
      • read_first/2
      • read_first!/2
      • read_one/2
      • read_one!/2
      • reload/2
      • reload!/2
      • run_action/2
      • run_action!/2
      • stream!/2
      • sum/3
      • sum!/3
      • update/3
      • update!/3
  • Ash.ActionInput
    • Summary
    • Types
      • t/0
    • Functions
      • add_error/3
      • fetch_argument/2
      • for_action/4
      • get_argument/2
      • new/2
      • set_argument/3
      • set_context/2
      • set_tenant/2
  • Ash.BulkResult
    • Summary
    • Types
      • t/0
  • Ash.Changeset
    • Sections
      • Action Lifecycle
    • Summary
    • Types
      • after_action_fun/0
      • after_transaction_fun/0
      • around_action_callback/0
      • around_action_fun/0
      • around_action_result/0
      • around_transaction_callback/0
      • around_transaction_fun/0
      • around_transaction_result/0
      • before_action_fun/0
      • before_transaction_fun/0
      • error_info/0
      • manage_relationship_type/0
      • phase/0
      • t/0
    • Functions
      • accessing/3
      • add_error/3
      • after_action/3
      • after_transaction/3
      • apply_attributes/2
      • around_action/2
      • around_transaction/2
      • atomic_ref/2
      • atomic_update/2
      • atomic_update/3
      • attribute_present?/2
      • before_action/3
      • before_transaction/3
      • change_attribute/3
      • change_attributes/2
      • change_default_attribute/3
      • change_new_attribute/3
      • change_new_attribute_lazy/3
      • changing_attribute?/2
      • changing_attributes?/1
      • changing_relationship?/2
      • clear_change/2
      • delete_argument/2
      • deselect/2
      • ensure_selected/2
      • expand_upsert_fields/2
      • fetch_argument/2
      • fetch_argument_or_change/2
      • fetch_change/2
      • filter/2
      • for_action/4
      • for_create/4
      • for_destroy/4
      • for_update/4
      • force_change_attribute/3
      • force_change_attributes/2
      • force_change_new_attribute/3
      • force_change_new_attribute_lazy/3
      • force_set_argument/3
      • force_set_arguments/2
      • fully_atomic_changeset/4
      • get_argument/2
      • get_argument_or_attribute/2
      • get_attribute/2
      • get_data/2
      • handle_errors/2
      • handle_params/4
      • is_valid/1
      • load/2
      • loading?/2
      • manage_relationship/4
      • manage_relationship_opts/1
      • new/1
      • prepare_changeset_for_action/3
      • present?/2
      • put_context/3
      • run_atomic_change/3
      • run_before_transaction_hooks/1
      • select/3
      • selecting?/2
      • set_argument/3
      • set_arguments/2
      • set_context/2
      • set_on_upsert/2
      • set_result/2
      • set_tenant/2
      • timeout/3
      • update_change/3
      • with_hooks/3
  • Ash.Domain
    • Summary
    • Types
      • t/0
    • Callbacks
      • domain?/0
  • Ash.Query
    • Summary
    • Types
      • around_action_fun/0
      • around_callback/0
      • around_result/0
      • around_transaction_fun/0
      • t/0
    • Functions
      • accessing/3
      • add_error/3
      • after_action/2
      • aggregate/4
      • aggregate/5
      • apply_to/3
      • around_transaction/2
      • authorize_results/2
      • before_action/3
      • build/3
      • calculate/8
      • clear_result/1
      • data_layer_query/2
      • delete_argument/2
      • deselect/2
      • distinct/2
      • distinct_sort/3
      • ensure_selected/2
      • equivalent_to/2
      • equivalent_to?/2
      • fetch_argument/2
      • filter/2
      • filter_input/2
      • for_read/4
      • get_argument/2
      • limit/2
      • load/3
      • load_calculation_as/5
      • load_through/4
      • loading?/2
      • lock/2
      • merge_query_load/3
      • new/2
      • offset/2
      • page/2
      • put_context/3
      • select/3
      • selecting?/2
      • set_argument/3
      • set_arguments/2
      • set_context/2
      • set_domain/2
      • set_result/2
      • set_tenant/2
      • sort/3
      • sort_input/3
      • struct?/1
      • subset_of/2
      • subset_of?/2
      • superset_of/2
      • superset_of?/2
      • timeout/2
      • unload/2
      • unset/2
  • Queries
  • Ash.Query.Aggregate
    • Summary
    • Types
      • kind/0
      • t/0
    • Functions
      • default_value/1
      • new/4
      • new!/4
  • Ash.Query.Calculation
    • Summary
    • Types
      • t/0
    • Functions
      • from_resource_calculation/3
      • from_resource_calculation!/3
      • new/6
  • Ash.Resource.Preparation
    • Summary
    • Types
      • ref/0
      • t/0
    • Callbacks
      • init/1
      • prepare/3
  • Ash.Resource.Preparation.Builtins
    • Summary
    • Functions
      • after_action/1
      • before_action/1
      • build/1
      • set_context/1
  • Changes
  • Ash.Resource.Change
    • Summary
    • Types
      • context/0
      • ref/0
      • t/0
    • Callbacks
      • after_batch/3
      • atomic/3
      • atomic?/0
      • batch_callbacks?/3
      • batch_change/3
      • before_batch/3
      • change/3
      • has_after_batch?/0
      • has_batch_change?/0
      • has_before_batch?/0
      • has_change?/0
      • init/1
  • .Builtins
    • Summary
    • Functions
      • after_action/2
      • after_transaction/2
      • atomic_update/3
      • before_action/2
      • before_transaction/2
      • cascade_destroy/2
      • cascade_update/2
      • debug_log/1
      • ensure_selected/1
      • filter/1
      • get_and_lock/1
      • get_and_lock_for_update/0
      • increment/2
      • load/1
      • manage_relationship/3
      • optimistic_lock/1
      • prevent_change/1
      • relate_actor/2
      • select/1
      • set_attribute/3
      • set_context/1
      • set_new_attribute/2
      • update_change/2
  • Validations
  • Ash.Resource.Validation
    • Summary
    • Types
      • path/0
      • ref/0
      • t/0
    • Callbacks
      • atomic/3
      • atomic?/0
      • describe/1
      • has_validate?/0
      • init/1
      • validate/3
    • Functions
      • action_schema/0
      • opt_schema/0
      • validation_type/0
  • .Builtins
    • Summary
    • Functions
      • absent/2
      • action_is/1
      • argument_does_not_equal/2
      • argument_equals/2
      • argument_in/2
      • attribute_does_not_equal/2
      • attribute_equals/2
      • attribute_in/2
      • attributes_absent/2
      • attributes_present/2
      • changing/1
      • compare/2
      • confirm/2
      • match/2
      • negate/1
      • numericality/2
      • one_of/2
      • present/2
      • string_length/2
  • Authorization
  • Ash.Authorizer
    • Summary
    • Types
      • context/0
      • state/0
    • Callbacks
      • add_calculations/3
      • alter_filter/3
      • alter_results/3
      • check/2
      • check_context/1
      • exception/2
      • initial_state/4
      • strict_check/2
      • strict_check_context/1
    • Functions
      • add_calculations/4
      • alter_filter/4
      • alter_results/4
      • alter_sort/4
      • check/3
      • check_context/2
      • exception/3
      • initial_state/5
      • strict_check/3
      • strict_check_context/2
  • Ash.Policy.Check
    • Summary
    • Types
      • actor/0
      • authorizer/0
      • check_type/0
      • options/0
      • ref/0
      • t/0
    • Callbacks
      • auto_filter/3
      • check/4
      • describe/1
      • eager_evaluate?/0
      • expand_description/3
      • prefer_expanded_description?/0
      • requires_original_data?/2
      • strict_check/3
      • type/0
    • Functions
      • defines_auto_filter?/1
      • defines_check?/1
  • Ash.Policy.FilterCheck
    • Summary
    • Types
      • context/0
      • options/0
    • Callbacks
      • filter/3
      • reject/3
    • Functions
      • is_filter_check?/1
  • Ash.Policy.SimpleCheck
    • Summary
    • Types
      • actor/0
      • context/0
      • options/0
    • Callbacks
      • match?/3
  • Ash.Policy.Check
  • .Builtins
    • Summary
    • Functions
      • accessing_from/2
      • action/1
      • action_type/1
      • actor_attribute_equals/2
      • actor_present/0
      • always/0
      • changing_attributes/1
      • changing_relationship/1
      • changing_relationships/1
      • context_equals/2
      • filtering_on/2
      • loading/1
      • matches/2
      • never/0
      • relates_to_actor_via/2
      • relating_to_actor/1
      • resource/1
      • selecting/1
  • Extensions
  • Ash.DataLayer.Ets
    • Summary
    • Functions
      • do_add_calculations/4
      • ets/1
      • stop/2
  • Ash.DataLayer.Mnesia
    • Summary
    • Functions
      • mnesia/1
      • start/2
  • Ash.DataLayer.Simple
    • Summary
    • Functions
      • bulk_create/3
      • set_data/2
  • Ash.Notifier.PubSub
    • Sections
      • Debugging PubSub
      • Topic Templates
      • Important
      • Template parts
      • Custom Delimiters
      • Named Pubsub modules
      • Broadcast Types
    • Summary
    • Functions
      • pub_sub/1
      • to_payload/3
  • Ash.Policy.Authorizer
    • Summary
    • Types
      • t/0
    • Functions
      • alter_sort/3
      • expr_check/1
      • field_policies/1
      • install/5
      • policies/1
      • print_tuple_boolean/1
  • Ash.Reactor
    • Summary
    • Types
      • action/0
    • Functions
      • ash/1
  • Ash.Resource
    • Summary
    • Types
      • record/0
      • t/0
    • Functions
      • get_metadata/2
      • loaded?/3
      • put_metadata/3
      • selected?/2
      • set_metadata/2
      • unload/2
      • unload_many/2
  • Introspection
  • Ash.DataLayer.Ets.Info
    • Summary
    • Functions
      • private?/1
      • table/1
  • Ash.DataLayer.Mnesia.Info
    • Summary
    • Functions
      • table/1
  • Ash.Domain.Dsl.ResourceReference
    • Summary
    • Types
      • t/0
  • Ash.Domain.Info
    • Summary
    • Functions
      • allow/1
      • allow_unregistered?/1
      • authorize/1
      • depend_on_resources/1
      • description/1
      • find_manage_relationships_with_identity_not_configured/1
      • related_domain/3
      • require_actor?/1
      • resource/2
      • resource_references/1
      • resources/1
      • short_name/1
      • span_name/3
      • telemetry_event_name/2
      • timeout/1
      • trace_name/1
  • Ash.Notifier.PubSub.Info
    • Summary
    • Functions
      • broadcast_type/1
      • delimiter/1
      • module/1
      • name/1
      • prefix/1
      • publications/1
  • Ash.Notifier.PubSub.Publication
    • Summary
    • Functions
      • publish_all_schema/0
      • schema/0
  • Ash.Policy.FieldPolicy
    • Summary
    • Types
      • t/0
  • Ash.Policy.Info
    • Summary
    • Functions
      • default_access_type/1
      • describe_resource/2
      • field_policies/1
      • field_policies_for_field/2
      • log_policy_breakdowns/0
      • log_successful_policy_breakdowns/0
      • policies/2
      • private_fields_policy/1
      • show_policy_breakdowns?/0
      • strict_check/3
  • Ash.Policy.Policy
    • Summary
    • Types
      • t/0
    • Functions
      • at_least_one_policy_expression/1
      • fetch_fact/2
      • fetch_or_strict_check_fact/2
      • solve/1
  • Ash.Resource.Actions
    • Summary
    • Types
      • action/0
      • action_type/0
  • Ash.Resource.Actions.Action
    • Summary
    • Types
      • t/0
    • Functions
      • transform/1
  • Ash.Resource.Actions.Argument
    • Summary
    • Types
      • t/0
    • Functions
      • schema/0
  • Ash.Resource.Actions.Create
    • Summary
    • Types
      • t/0
  • Ash.Resource.Actions.Destroy
    • Summary
    • Types
      • t/0
    • Functions
      • transform/1
  • Ash.Resource.Actions.Implementation
    • Summary
    • Callbacks
      • run/3
  • Ash.Resource.Actions.Implementation.Context
    • Summary
    • Types
      • t/0
  • Ash.Resource.Actions.Metadata
    • Summary
    • Types
      • t/0
    • Functions
      • schema/0
  • Ash.Resource.Actions.Read
    • Summary
    • Types
      • t/0
    • Functions
      • pagination_schema/0
      • transform/1
  • Ash.Resource.Actions.Read.Pagination
    • Summary
    • Types
      • t/0
    • Functions
      • transform/1
  • Ash.Resource.Actions.Update
    • Summary
    • Types
      • t/0
    • Functions
      • transform/1
  • Ash.Resource.Aggregate
    • Summary
    • Types
      • t/0
  • Ash.Resource.Aggregate.CustomAggregate
    • Summary
    • Types
      • t/0
    • Callbacks
      • describe/1
  • Ash.Resource.Aggregate.JoinFilter
  • Ash.Resource.Attribute
    • Summary
    • Types
      • t/0
    • Functions
      • create_timestamp_schema/0
      • integer_primary_key_schema/0
      • transform/1
      • update_timestamp_schema/0
      • uuid_primary_key_schema/0
      • uuid_v7_primary_key_schema/0
  • Ash.Resource.Calculation.Argument
    • Summary
    • Types
      • t/0
    • Functions
      • schema/0
  • Ash.Resource.Calculation.Context
    • Summary
    • Types
      • t/0
  • Ash.Resource.Calculation.LoadAttribute
    • Summary
    • Functions
      • calculate/3
      • describe/1
      • has_calculate?/0
      • has_expression?/0
      • init/1
      • load/3
      • strict_loads?/0
  • Ash.Resource.Calculation.LoadRelationship
    • Summary
    • Functions
      • calculate/3
      • describe/1
      • has_calculate?/0
      • has_expression?/0
      • init/1
      • load/3
      • strict_loads?/0
  • Ash.Resource.CalculationInterface
    • Summary
    • Types
      • t/0
    • Functions
      • schema/0
      • transform/1
  • Ash.Resource.Identity
    • Summary
    • Types
      • t/0
    • Functions
      • schema/0
  • Ash.Resource.Info
    • Summary
    • Functions
      • action/3
      • action_input?/3
      • action_inputs/2
      • action_select/2
      • actions/1
      • aggregate/2
      • aggregate_type/2
      • aggregates/1
      • always_selected_attribute_names/1
      • attribute/2
      • attribute_names/1
      • attributes/1
      • attributes_to_require/1
      • attributes_to_require/2
      • authorizers/1
      • base_filter/1
      • calculation/2
      • calculation_interface/2
      • calculation_interfaces/1
      • calculations/1
      • changes/1
      • changes/2
      • code_interface_domain/1
      • data_layer/1
      • default_actions/1
      • default_context/1
      • define_interface?/1
      • description/1
      • domain/1
      • embedded?/1
      • field/2
      • fields/2
      • identities/1
      • identity/2
      • interface/2
      • interfaces/1
      • lazy_matching_default_attributes/2
      • lazy_non_matching_default_attributes/2
      • multitenancy_attribute/1
      • multitenancy_global?/1
      • multitenancy_parse_attribute/1
      • multitenancy_strategy/1
      • multitenancy_template/1
      • notifiers/1
      • plural_name/1
      • preparations/1
      • primary_action/2
      • primary_action!/2
      • primary_key/1
      • primary_key_simple_equality?/1
      • public_aggregate/2
      • public_aggregates/1
      • public_attribute/2
      • public_attributes/1
      • public_calculation/2
      • public_calculations/1
      • public_field/2
      • public_fields/1
      • public_relationship/2
      • public_relationships/1
      • related/2
      • relationship/2
      • relationships/1
      • required_belongs_to_relationships/1
      • resource?/1
      • reverse_relationship/3
      • selected_by_default_attribute_names/1
      • short_name/1
      • simple_notifiers/1
      • sortable?/3
      • static_default_attributes/2
      • trace_name/1
      • unique_keys/1
      • validations/1
      • validations/2
  • Ash.Resource.Interface
    • Summary
    • Types
      • t/0
    • Functions
      • interface_options/2
      • schema/0
      • transform/1
  • Ash.Resource.Relationships
    • Summary
    • Types
      • cardinality/0
      • relationship/0
      • type/0
  • Ash.Resource.Relationships.BelongsTo
    • Summary
    • Types
      • t/0
  • Ash.Resource.Relationships.HasMany
    • Summary
    • Types
      • t/0
    • Functions
      • manual/1
      • transform/1
  • Ash.Resource.Relationships.HasOne
    • Summary
    • Types
      • t/0
    • Functions
      • transform/1
  • Ash.Resource.Relationships.ManyToMany
    • Summary
    • Types
      • t/0
  • Utilities
  • Ash.Changeset.ManagedRelationshipHelpers
    • Summary
    • Functions
      • could_create?/1
      • could_handle_missing?/1
      • could_lookup?/1
      • could_update?/1
      • must_load?/2
      • on_lookup_read_action/2
      • on_lookup_update_action/2
      • on_match_destination_actions/2
      • on_missing_destination_actions/2
      • on_no_match_destination_actions/2
      • sanitize_opts/2
  • Ash.CiString
    • Summary
    • Types
      • t/0
    • Functions
      • compare/2
      • new/2
      • sigil_i/2
      • to_comparable_string/1
      • value/1
  • Ash.Expr
    • Summary
    • Types
      • t/0
    • Functions
      • actor/1
      • arg/1
      • atomic_ref/1
      • can_return_nil?/1
      • context/1
      • determine_type/1
      • determine_types/3
      • eval/2
      • eval!/2
      • expr/1
      • expr?/1
      • or_where/2
      • parent/1
      • ref/1
      • ref/2
      • template_references?/2
      • template_references_argument?/1
      • template_references_context?/1
      • where/2
  • Ash.Filter
    • Sections
      • Security Concerns
      • Writing a filter
    • Summary
    • Types
      • t/0
    • Functions
      • add_to_filter/6
      • add_to_filter!/6
      • builtin_functions/0
      • builtin_operators/0
      • builtin_predicate_operators/0
      • builtins/0
      • custom_expression/2
      • do_hydrate_refs/2
      • fetch_simple_equality_predicate/2
      • find/4
      • find_simple_equality_predicate/2
      • find_value/2
      • flat_map/2
      • get_filter/2
      • get_function/3
      • get_operator/1
      • get_predicate_function/3
      • hydrate_refs/2
      • list_predicates/1
      • list_refs/5
      • map/2
      • move_exprs_to_relationship_path/2
      • move_to_relationship_path/2
      • parse/3
      • parse!/3
      • parse_input/2
      • parse_input!/2
      • prefix_refs/2
      • put_at_path/2
      • relationship_paths/4
      • run_other_data_layer_filters/4
      • strict_subset_of/2
      • strict_subset_of?/2
      • to_simple_filter/2
      • update_aggregates/4
      • used_aggregates/3
      • used_calculations/6
  • Ash.Filter.Runtime
    • Summary
    • Functions
      • filter_matches/4
      • old_get_related/6
  • Ash.Filter.Simple
  • Ash.Filter.Simple.Not
  • Ash.ForbiddenField
  • Ash.Mix.Tasks.Helpers
    • Summary
    • Functions
      • domains!/1
      • extensions!/2
  • Ash.NotLoaded
    • Summary
    • Types
      • t/0
  • Ash.OptionsHelpers
    • Summary
    • Functions
      • ash_resource/0
      • ash_type/0
      • hide_all_except/2
  • Ash.Page
    • Summary
    • Types
      • page/0
      • type/0
  • Ash.Page.Keyset
    • Summary
    • Types
      • t/0
    • Functions
      • data_with_keyset/3
      • filter/4
      • new/6
      • non_executable_binary_to_term/2
  • Ash.Page.Offset
    • Summary
    • Types
      • t/0
    • Functions
      • new/5
  • Ash.PlugHelpers
    • Summary
    • Functions
      • get_actor/1
      • get_context/1
      • get_tenant/1
      • set_actor/2
      • set_context/2
      • set_tenant/2
      • update_actor/2
      • update_context/2
  • Ash.ProcessHelpers
    • Summary
    • Functions
      • async/2
      • get_context_for_transfer/1
      • task_with_timeout/5
      • transfer_context/2
  • Ash.Resource.Builder
    • Summary
    • Functions
      • add_action/4
      • add_aggregate/5
      • add_attribute/4
      • add_calculation/5
      • add_calculation_interface/3
      • add_change/3
      • add_create_timestamp/3
      • add_identity/4
      • add_interface/3
      • add_new_action/4
      • add_new_aggregate/5
      • add_new_attribute/4
      • add_new_calculation/5
      • add_new_calculation_interface/3
      • add_new_create_timestamp/3
      • add_new_identity/4
      • add_new_interface/3
      • add_new_relationship/5
      • add_new_update_timestamp/3
      • add_preparation/3
      • add_relationship/5
      • add_update_timestamp/3
      • build_action/3
      • build_action_argument/3
      • build_action_change/2
      • build_action_metadata/3
      • build_action_validation/2
      • build_aggregate/4
      • build_attribute/3
      • build_calculation/4
      • build_calculation_argument/3
      • build_calculation_interface/2
      • build_change/2
      • build_create_timestamp/2
      • build_identity/3
      • build_interface/2
      • build_pagination/1
      • build_preparation/2
      • build_relationship/4
      • build_update_timestamp/2
      • prepend_action/4
  • Ash.SatSolver
    • Summary
    • Functions
      • b/1
      • contains?/2
      • find_non_equal_overlap/1
      • left_excludes_right/2
      • left_implies_right/2
      • lift_equals_out_of_in/1
      • mutually_exclusive/2
      • mutually_exclusive_and_collectively_exhaustive/1
      • mutually_inclusive/2
      • right_excludes_left/2
      • right_implies_left/2
      • solutions_to_predicate_values/2
      • solve_expression/1
      • split_in_expressions/2
      • strict_filter_subset/2
      • synonymous_relationship_paths?/4
      • to_cnf/1
      • transform/2
      • transform_and_solve/2
      • unbind/2
  • Ash.Sort
    • Sections
      • Important
    • Summary
    • Types
      • sort_item/0
      • sort_order/0
      • t/0
    • Functions
      • expr_sort/2
      • parse_input/3
      • parse_input!/3
      • parse_sort/3
      • reverse/1
      • runtime_sort/3
  • Ash.UUID
    • Summary
    • Functions
      • generate/0
  • Ash.UUIDv7
    • Sections
      • Examples
    • Summary
    • Types
      • raw/0
      • t/0
    • Functions
      • bingenerate/0
      • decode/1
      • encode/1
      • extract_timestamp/1
      • generate/0
  • Ash.Union
    • Summary
    • Types
      • t/0
  • Ash.Vector
    • Summary
    • Types
      • t/0
    • Functions
      • from_binary/1
      • new/1
      • to_binary/1
      • to_list/1
  • Visualizations
  • Ash.Domain.Info.Diagram
    • Sections
      • Limitations
    • Summary
    • Functions
      • mermaid_class_diagram/2
      • mermaid_er_diagram/2
  • Ash.Domain.Info.Livebook
    • Summary
    • Functions
      • action_header/0
      • action_input_section/2
      • action_section/2
      • attr_header/0
      • attr_section/1
      • domain_section/1
      • overview/1
      • resource_section/1
  • Ash.Policy.Chart.Mermaid
    • Summary
    • Functions
      • chart/1
  • Testing
  • Ash.Generator
    • Summary
    • Functions
      • action_input/3
      • changeset/4
      • initialize_sequence/1
      • many_changesets/5
      • many_queries/5
      • mixed_map/2
      • query/4
      • seed!/2
      • seed_input/2
      • seed_many!/3
      • sequence/3
      • stop_sequence/1
  • Ash.Seed
    • Summary
    • Functions
      • keep_nil/0
      • seed!/1
      • seed!/3
      • update!/2
  • Ash.Test
    • Summary
    • Functions
      • assert_has_error/4
      • refute_has_error/4
      • strip_metadata/1
  • Tracing
  • Ash.Tracer
    • Summary
    • Types
      • metadata/0
      • span_type/0
      • t/0
    • Callbacks
      • get_span_context/0
      • set_error/1
      • set_error/2
      • set_handled_error/2
      • set_metadata/2
      • set_span_context/1
      • start_span/2
      • stop_span/0
      • trace_type?/1
    • Functions
      • get_span_context/1
      • set_error/2
      • set_error/3
      • set_handled_error/3
      • set_metadata/3
      • set_span_context/2
      • span/4
      • start_span/3
      • stop_span/1
      • telemetry_span/4
      • trace_type?/2
  • Ash.Tracer.Simple
    • Summary
    • Functions
      • gather_spans/0
  • Ash.Tracer.Simple.Span
  • Types
  • Ash.Type
    • Sections
      • Built in types
      • Lists/Arrays
      • Defining Custom Types
      • Composite Types
      • Constraints
    • Summary
    • Types
      • constraint_error/0
      • constraints/0
      • error/0
      • load_context/0
      • merge_load_context/0
      • rewrite/0
      • rewrite_data/0
      • t/0
    • Callbacks
      • apply_atomic_constraints/2
      • apply_atomic_constraints_array/2
      • apply_constraints/2
      • apply_constraints_array/2
      • array_constraints/0
      • can_load?/1
      • cast_atomic/2
      • cast_atomic_array/2
      • cast_in_query?/1
      • cast_input/2
      • cast_input_array/2
      • cast_stored/2
      • cast_stored_array/2
      • composite?/1
      • composite_types/1
      • constraints/0
      • custom_apply_constraints_array?/0
      • describe/1
      • dump_to_embedded/2
      • dump_to_embedded_array/2
      • dump_to_native/2
      • dump_to_native_array/2
      • ecto_type/0
      • embedded?/0
      • equal?/2
      • evaluate_operator/1
      • generator/1
      • get_rewrites/4
      • handle_change/3
      • handle_change_array/3
      • handle_change_array?/0
      • include_source/2
      • init/1
      • load/4
      • loaded?/4
      • matches_type?/2
      • merge_load/4
      • operator_overloads/0
      • prepare_change/3
      • prepare_change_array/3
      • prepare_change_array?/0
      • rewrite/3
      • simple_equality?/0
      • storage_type/0
      • storage_type/1
    • Functions
      • apply_atomic_constraints/3
      • apply_constraints/3
      • array_constraints/1
      • ash_type?/1
      • builtin?/1
      • can_load?/2
      • cast_atomic/3
      • cast_in_query?/2
      • cast_input/3
      • cast_stored/3
      • composite?/2
      • composite_types/2
      • constraints/1
      • describe/2
      • determine_types/2
      • dump_to_embedded/3
      • dump_to_native/3
      • ecto_type/1
      • embedded_type?/1
      • equal?/3
      • generator/2
      • get_rewrites/5
      • get_type/1
      • handle_change/4
      • handle_change_array?/1
      • include_source/3
      • init/2
      • load/5
      • loaded?/5
      • matches_type?/3
      • merge_load/5
      • prepare_change/4
      • prepare_change_array?/1
      • rewrite/4
      • short_names/0
      • simple_equality?/1
      • storage_type/2
  • Ash.Type.Atom
  • Ash.Type.Binary
  • Ash.Type.Boolean
  • Ash.Type.CiString
    • Summary
    • Functions
      • match/1
  • Ash.Type.Comparable
    • Summary
    • Functions
      • defcomparable/3
  • Ash.Type.Date
  • Ash.Type.DateTime
  • Ash.Type.Decimal
  • Ash.Type.DurationName
    • Summary
    • Types
      • t/0
  • Ash.Type.Enum
    • Sections
      • Custom input values
      • Value descriptions
    • Summary
    • Callbacks
      • description/1
      • match/1
      • match?/1
      • values/0
  • Ash.Type.File
    • Sections
      • Valid values to cast
    • Summary
    • Types
      • t/0
    • Functions
      • from_io/1
      • from_path/1
      • open/2
      • path/1
  • Ash.Type.File.Implementation
    • Summary
    • Types
      • error/0
      • source/0
      • t/0
    • Callbacks
      • open/2
      • path/1
  • Ash.Type.File.Source
    • Sections
      • Usage
    • Summary
    • Types
      • t/0
    • Functions
      • implementation/1
  • Ash.Type.Float
  • Ash.Type.Function
  • Ash.Type.Integer
  • Ash.Type.Keyword
    • Summary
    • Functions
      • field_types/1
  • Ash.Type.Map
    • Summary
    • Functions
      • field_types/1
  • Ash.Type.Module
  • Ash.Type.NaiveDatetime
  • Ash.Type.NewType
    • Summary
    • Types
      • t/0
    • Callbacks
      • subtype_constraints/0
      • subtype_of/0
      • type_constraints/2
    • Functions
      • constraints/2
      • new_type?/1
      • subtype_of/1
  • Ash.Type.String
    • Summary
    • Functions
      • match/1
  • Ash.Type.Struct
    • Sections
      • Constraints
    • Summary
    • Functions
      • field_types/1
  • Ash.Type.Term
  • Ash.Type.Time
  • Ash.Type.UUID
  • Ash.Type.UUIDv7
  • Ash.Type.Union
    • Sections
      • Constraints
  • Ash.Type.UrlEncodedBinary
  • Ash.Type.UtcDatetime
  • Ash.Type.UtcDatetimeUsec
  • Ash.Type.Vector
  • Errors
  • Ash.Error
    • Summary
    • Types
      • class/0
      • class_module/0
      • error_class/0
      • t/0
    • Functions
      • ash_error?/1
      • error_descriptions/1
      • splode_error?/2
      • to_ash_error/3
      • to_error_class/2
  • .Action.InvalidArgument
    • Summary
    • Functions
      • exception/0
  • .Changes.ActionRequiresActor
    • Summary
    • Functions
      • exception/0
  • .Changes.InvalidArgument
    • Summary
    • Functions
      • exception/0
  • .Changes.InvalidAttribute
    • Summary
    • Functions
      • exception/0
  • .Changes.InvalidChanges
    • Summary
    • Functions
      • exception/0
  • .Changes.InvalidRelationship
    • Summary
    • Functions
      • exception/0
  • .Changes.NoSuchAttribute
    • Summary
    • Functions
      • exception/0
  • .Changes.NoSuchRelationship
    • Summary
    • Functions
      • exception/0
  • .Changes.Required
    • Summary
    • Functions
      • exception/0
  • .Changes.StaleRecord
    • Summary
    • Functions
      • exception/0
  • .Exception
    • Summary
    • Functions
      • def_ash_error/2
  • .Forbidden
    • Summary
    • Types
      • t/0
    • Functions
      • exception/0
  • .Forbidden.CannotFilterCreates
    • Summary
    • Functions
      • exception/0
  • .Forbidden.DomainRequiresActor
    • Summary
    • Functions
      • exception/0
  • .Forbidden.DomainRequiresAuthorization
    • Summary
    • Functions
      • exception/0
  • .Forbidden.ForbiddenField
    • Summary
    • Functions
      • exception/0
  • .Forbidden.InitialDataRequired
    • Summary
    • Functions
      • exception/0
  • .Forbidden.MustPassStrictCheck
    • Summary
    • Functions
      • exception/0
  • .Forbidden.Placeholder
    • Summary
    • Functions
      • exception/0
  • .Forbidden.Policy
    • Summary
    • Functions
      • exception/0
      • get_breakdown/4
      • report/1
      • report/2
  • .Framework
    • Summary
    • Types
      • t/0
    • Functions
      • exception/0
  • .Framework.AssumptionFailed
    • Summary
    • Functions
      • exception/0
  • .Framework.CanNotBeAtomic
    • Summary
    • Functions
      • exception/0
  • .Framework.FlagAssertionFailed
    • Summary
    • Functions
      • exception/0
  • .Framework.InvalidReturnType
    • Summary
    • Functions
      • exception/0
  • .Framework.MustBeAtomic
    • Summary
    • Functions
      • exception/0
  • .Framework.SynchronousEngineStuck
    • Summary
    • Functions
      • exception/0
  • .Invalid
    • Summary
    • Types
      • t/0
    • Functions
      • exception/0
  • .Invalid.ActionRequiresPagination
    • Summary
    • Functions
      • exception/0
  • .Invalid.AtomicsNotSupported
    • Summary
    • Functions
      • exception/0
  • .Invalid.InvalidPrimaryKey
    • Summary
    • Functions
      • exception/0
  • .Invalid.LimitRequired
    • Summary
    • Functions
      • exception/0
  • .Invalid.MultipleResults
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoIdentityFound
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoMatchingBulkStrategy
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoPrimaryAction
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoSuchAction
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoSuchInput
    • Summary
    • Functions
      • exception/0
  • .Invalid.NoSuchResource
    • Summary
    • Functions
      • exception/0
  • .Invalid.NonCountableAction
    • Summary
    • Functions
      • exception/0
  • .Invalid.NonStreamableAction
    • Summary
    • Functions
      • exception/0
  • .Invalid.PaginationRequired
    • Summary
    • Functions
      • exception/0
  • .Invalid.ResourceNotAllowed
    • Summary
    • Functions
      • exception/0
  • .Invalid.TenantRequired
    • Summary
    • Functions
      • exception/0
  • .Invalid.Timeout
    • Summary
    • Functions
      • exception/0
  • .Invalid.TimeoutNotSupported
    • Summary
    • Functions
      • exception/0
  • .Invalid.Unavailable
    • Summary
    • Functions
      • exception/0
  • .Load.InvalidQuery
    • Summary
    • Functions
      • exception/0
  • .Load.NoSuchRelationship
    • Summary
    • Functions
      • exception/0
  • .Page.InvalidKeyset
    • Summary
    • Functions
      • exception/0
  • .Query.AggregatesNotSupported
    • Summary
    • Functions
      • exception/0
  • .Query.CalculationRequiresPrimaryKey
    • Summary
    • Functions
      • exception/0
  • .Query.CalculationsNotSupported
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidArgument
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidCalculationArgument
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidExpression
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidFilterReference
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidFilterValue
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidLimit
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidLoad
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidOffset
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidPage
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidQuery
    • Summary
    • Functions
      • exception/0
  • .Query.InvalidSortOrder
    • Summary
    • Functions
      • exception/0
  • .Query.LockNotSupported
    • Summary
    • Functions
      • exception/0
  • .Query.NoComplexSortsWithKeysetPagination
    • Summary
    • Functions
      • exception/0
  • .Query.NoReadAction
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchAttribute
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchField
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchFilterPredicate
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchFunction
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchOperator
    • Summary
    • Functions
      • exception/0
  • .Query.NoSuchRelationship
    • Summary
    • Functions
      • exception/0
  • .Query.NotFound
    • Summary
    • Functions
      • exception/0
  • .Query.ReadActionRequired
    • Summary
    • Functions
      • exception/0
  • .Query.ReadActionRequiresActor
    • Summary
    • Functions
      • exception/0
  • .Query.Required
    • Summary
    • Functions
      • exception/0
  • .Query.UnsortableField
    • Summary
    • Functions
      • exception/0
  • .Query.UnsupportedPredicate
    • Summary
    • Functions
      • exception/0
  • .SimpleDataLayer.NoDataProvided
    • Summary
    • Functions
      • exception/0
  • .Stacktrace
    • Summary
    • Types
      • t/0
  • .Unknown
    • Summary
    • Types
      • t/0
    • Functions
      • exception/0
  • .Unknown.UnknownError
    • Summary
    • Functions
      • exception/0
  • DSL Transformers
  • Ash.DataLayer.Verifiers.RequirePreCheckWith
  • Ash.Domain.Verifiers
  • .EnsureNoEmbeds
  • .ValidateRelatedResourceInclusion
  • Ash.Policy.Authorizer
  • .Transformers.AddMissingFieldPolicies
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .Transformers.CacheFieldPolicies
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • Ash.Resource.Transformers
  • .AttributesByName
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .BelongsToAttribute
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CacheActionInputs
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CacheCalculations
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CachePrimaryKey
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CacheRelationships
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CacheUniqueKeys
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .CreateJoinRelationship
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .DefaultAccept
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .GetByReadActions
    • Summary
    • Functions
      • after_compile?/0
  • .HasDestinationField
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .ManyToManyDestinationAttributeOnJoinResource
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .ManyToManySourceAttributeOnJoinResource
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .RequireUniqueActionNames
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .RequireUniqueFieldNames
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .SetPrimaryActions
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .SetRelationshipSource
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • .ValidationsAndChangesForType
    • Summary
    • Functions
      • after?/1
      • after_compile?/0
      • before?/1
      • transform/1
  • Ash.Resource.Verifiers
  • .EnsureAggregateFieldIsAttributeOrCalculation
    • Summary
    • Functions
      • verify/1
  • .NoReservedFieldNames
    • Summary
    • Functions
      • verify/1
  • .ValidateAccept
  • .ValidateActionTypesSupported
  • .ValidateAggregatesSupported
  • .ValidateEagerIdentities
  • .ValidateManagedRelationshipOpts
  • .ValidateMultitenancy
  • .ValidatePrimaryKey
  • .ValidateRelationshipAttributes
  • .ValidateRelationshipAttributesMatch
    • Summary
    • Functions
      • verify/1
  • .VerifyActionsAtomic
    • Summary
    • Functions
      • verify/1
  • .VerifyGenericActionReactorInputs
    • Summary
    • Functions
      • verify/1
  • .VerifyIdentityFields
    • Summary
    • Functions
      • verify/1
  • .VerifyPrimaryKeyPresent
    • Summary
    • Functions
      • verify/1
  • .VerifyReservedCalculationArguments
    • Summary
    • Functions
      • verify/1
  • .VerifySelectedByDefault
    • Summary
    • Functions
      • verify/1
  • Expressions
  • Ash.Filter.Predicate
    • Summary
    • Types
      • comparison/0
      • predicate/0
    • Callbacks
      • bulk_compare/1
      • compare/2
      • simplify/1
    • Functions
      • compare/2
  • Ash.Query.BooleanExpression
    • Summary
    • Functions
      • new/3
      • optimized_new/3
  • Ash.Query.Call
  • Ash.Query.Exists
    • Summary
    • Functions
      • can_return_nil?/1
      • new/3
  • Ash.Query.Function
    • Summary
    • Types
      • arg/0
    • Callbacks
      • args/0
      • can_return_nil?/1
      • eager_evaluate?/0
      • evaluate/1
      • evaluate_nil_inputs?/0
      • name/0
      • new/1
      • partial_evaluate/1
      • predicate?/0
      • private?/0
      • returns/0
    • Functions
      • evaluate/1
      • new/2
      • ordinal/1
      • try_cast_arguments/2
  • Ash.Query.Not
    • Summary
    • Functions
      • new/1
  • Ash.Query.Operator
    • Summary
    • Callbacks
      • can_return_nil?/1
      • evaluate/1
      • evaluate_nil_inputs?/0
      • new/2
      • predicate?/0
      • returns/0
      • to_string/2
      • types/0
    • Functions
      • evaluate/1
      • new/3
      • operator_overloads/1
      • operator_symbols/0
      • operators/0
  • Ash.Query.Parent
    • Summary
    • Functions
      • new/1
  • Ash.Query.Ref
    • Summary
    • Functions
      • name/1
  • Ash.Query.Function
  • .Ago
    • Summary
    • Functions
      • args/0
  • .At
    • Summary
    • Functions
      • args/0
  • .CompositeType
    • Summary
    • Functions
      • args/0
  • .Contains
    • Summary
    • Functions
      • args/0
  • .CountNils
    • Summary
    • Functions
      • args/0
  • .DateAdd
    • Summary
    • Functions
      • args/0
  • .DateTimeAdd
    • Summary
    • Functions
      • args/0
  • .Error
    • Summary
    • Functions
      • args/0
  • .Fragment
    • Summary
    • Functions
      • args/0
      • casted_new/1
  • .FromNow
    • Summary
    • Functions
      • args/0
  • .GetPath
    • Summary
    • Functions
      • args/0
  • .If
    • Summary
    • Functions
      • args/0
      • partial_evaluate/1
  • .IsNil
    • Summary
    • Functions
      • args/0
  • .Lazy
    • Summary
    • Functions
      • args/0
  • .Length
    • Summary
    • Functions
      • args/0
  • .Minus
    • Summary
    • Functions
      • args/0
  • .Now
    • Summary
    • Functions
      • args/0
  • .Round
    • Summary
    • Functions
      • args/0
  • .StringDowncase
    • Summary
    • Functions
      • args/0
  • .StringJoin
    • Summary
    • Functions
      • args/0
  • .StringLength
    • Summary
    • Functions
      • args/0
  • .StringSplit
    • Sections
      • Options
    • Summary
    • Functions
      • args/0
  • .StringTrim
    • Summary
    • Functions
      • args/0
  • .Today
    • Summary
    • Functions
      • args/0
  • .Type
    • Summary
    • Functions
      • args/0
  • Ash.Query.Operator
  • .Basic
    • Summary
    • Functions
      • operator_modules/0
  • .Eq
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .GreaterThan
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .GreaterThanOrEqual
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .In
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .IsNil
    • Summary
    • Functions
      • name/0
      • operator/0
  • .LessThan
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .LessThanOrEqual
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • .NotEq
    • Summary
    • Functions
      • evaluate/1
      • name/0
      • operator/0
  • Builtins
  • Ash.Policy.Check
  • .AccessingFrom
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Action
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .ActionType
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .ActorAttributeEquals
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .ActorPresent
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .ChangingAttributes
    • Summary
    • Functions
      • auto_filter/3
      • auto_filter_not/3
      • check/4
      • eager_evaluate?/0
      • expand_description/3
      • prefer_expanded_description?/0
      • reject/3
      • requires_original_data?/2
      • strict_check/3
      • strict_check_context/1
      • type/0
  • .ChangingRelationships
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .ContextEquals
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Expression
    • Summary
    • Functions
      • auto_filter/3
      • auto_filter_not/3
      • check/4
      • eager_evaluate?/0
      • expand_description/3
      • reject/3
      • requires_original_data?/2
      • strict_check/3
      • strict_check_context/1
      • type/0
  • .FilteringOn
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Loading
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Matches
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • requires_original_data?/2
      • strict_check/3
      • type/0
  • .RelatesToActorVia
    • Summary
    • Functions
      • auto_filter/3
      • auto_filter_not/3
      • check/4
      • eager_evaluate?/0
      • expand_description/3
      • prefer_expanded_description?/0
      • requires_original_data?/2
      • strict_check/3
      • strict_check_context/1
      • type/0
  • .RelatingToActor
    • Summary
    • Functions
      • auto_filter/3
      • auto_filter_not/3
      • check/4
      • eager_evaluate?/0
      • expand_description/3
      • prefer_expanded_description?/0
      • reject/3
      • requires_original_data?/2
      • strict_check/3
      • strict_check_context/1
      • type/0
  • .Resource
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Selecting
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
      • strict_check/3
      • type/0
  • .Static
    • Summary
    • Functions
      • eager_evaluate?/0
      • prefer_expanded_description?/0
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      • type/0
  • Ash.Resource.Change
  • .CascadeDestroy
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      • start_link/1
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      • t/0
  • Ash.Context
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      • list_domains/1
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      • csv_option/3
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      • add_new_attribute/4
      • add_new_identity/4
      • add_new_relationship/4
      • add_policy/4
      • add_relationship/3
      • add_resource_configuration/3
      • defines_action/3
      • defines_attribute/3
      • defines_identity/3
      • defines_relationship/3
      • domain/2
      • ensure_primary_action/3
      • ensure_timestamps/2
      • has_action_with_primary/3
      • list_resources/1
      • resource_mods/1
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    • Summary
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      • t/0
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      • t/0
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    • Summary
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      • t/0
  • Ash.Resource.ManualUpdate.Context
    • Summary
    • Types
      • t/0
  • Ash.Resource.Preparation.Context
    • Summary
    • Types
      • t/0
  • Ash.ToTenant
    • Summary
    • Types
      • t/0
    • Functions
      • to_tenant/2
  • Comp
    • Summary
    • Types
      • left/0
      • right/0
    • Functions
      • compare/2
      • defcomparable/3
      • eq/0
      • equal?/2
      • greater_or_equal?/2
      • greater_than?/2
      • gt/0
      • less_or_equal?/2
      • less_than?/2
      • lt/0
      • max/2
      • min/2
      • not_equal?/2
      • type_of/1
  • Comparable
    • Summary
    • Types
      • ord/0
      • t/0
    • Functions
      • compare/1
  • Comparable.Type.Any.To.Any
  • Comparable.Type.Ash.CiString.To.Ash.CiString
  • Comparable.Type.Ash.CiString.To.BitString
  • Comparable.Type.Atom.To.BitString
  • Comparable.Type.BitString.To.Ash.CiString
  • Comparable.Type.BitString.To.Atom
  • Comparable.Type.BitString.To.Decimal
  • Comparable.Type.Date.To.Date
  • Comparable.Type.DateTime.To.DateTime
  • Comparable.Type.Decimal.To.BitString
  • Comparable.Type.Decimal.To.Decimal
  • Comparable.Type.Decimal.To.Float
  • Comparable.Type.Decimal.To.Integer
  • Comparable.Type.Float.To.Decimal
  • Comparable.Type.Integer.To.Decimal
  • Comparable.Type.List.To.List
  • Comparable.Type.Map.To.Map
  • Comparable.Type.NaiveDateTime.To.NaiveDateTime
  • Comparable.Type.Time.To.Time
  • Comparable.Type.Tuple.To.Tuple
  • Internals
  • mix ash.codegen
    • Summary
    • Functions
      • run/1
  • mix ash.gen.base_resource
    • Sections
      • Example
  • mix ash.gen.domain
    • Sections
      • Example
  • mix ash.gen.enum
    • Sections
      • Example
      • Options
  • mix ash.gen.resource
    • Sections
      • Example
      • Options
  • mix ash.generate_livebook
    • Sections
      • Command line options
    • Summary
    • Functions
      • domains/0
      • run/1
  • mix ash.generate_policy_charts
    • Sections
      • Prerequisites
      • Command line options
    • Summary
    • Functions
      • run/1
  • mix ash.generate_resource_diagrams
    • Sections
      • Prerequisites
      • Command line options
    • Summary
    • Functions
      • run/1
  • mix ash.install
  • mix ash.migrate
    • Summary
    • Functions
      • run/1
  • mix ash.patch.extend
    • Sections
      • Example
  • mix ash.reset
    • Summary
    • Functions
      • run/1
  • mix ash.rollback
    • Summary
    • Functions
      • run/1
  • mix ash.setup
    • Summary
    • Functions
      • run/1
  • mix ash.tear_down
    • Summary
    • Functions
      • run/1

View Source Ash.Domain.Info.Livebook (ash v3.4.23)

Generate a Livebook from a specified domain.

Summary

Functions

action_header()
action_input_section(resource, action)
action_section(resource, action)
attr_header()
attr_section(attr)
domain_section(domain)
overview(domains)
resource_section(resource)

Functions

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action_header()

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action_input_section(resource, action)

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action_section(resource, action)

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attr_header()

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attr_section(attr)

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domain_section(domain)

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overview(domains)

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resource_section(resource)

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