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API Reference
- Modules
- Mix Tasks
Home
Tutorials
Get Started With Postgres
- Installation
- Adding AshPostgres to your resources
Setting AshPostgres up with an existing database
- More fine grained control
Resources
What is AshPostgres?
References
Polymorphic Resources
- Table specific actions
- Migrations
Migrations
Testing with AshPostgres
Upgrading to 2.0
- gen_random_uuid() is now the default for generated uuids
- utc datetimes that default to &DateTime.now/0 are now cast to UTC
Expressions
- Like and ILike
- Trigram similarity
Schema Based Multitenancy
- Generated migrations
- Automatically managing tenants
Manual Relationships
- Example
- Recursive Relationships
About AshPostgres
Change Log
DSLs
AshPostgres.DataLayer
- postgres

AshPostgres.Igniter
- Summary
- Functions
AshPostgres.MigrationCompileCache
- Summary
- Functions
  - compile_file/1
  - start_link/1
AshPostgres.Functions
.Binding
- Summary
- Functions
  - args/0
AshPostgres
AshPostgres
- Summary
- Functions
AshPostgres.DataLayer
- Summary
- Functions
  - add_known_binding/3
  - codegen/1
  - from_ecto/1
  - install/4
  - install/5
  - migrate/1
  - postgres/1
  - rollback/1
  - setup/1
  - tear_down/1
  - to_ecto/1
AshPostgres.Repo
Utilities
AshPostgres.ManualRelationship
- Summary
- Callbacks
  - ash_postgres_join/6
  - ash_postgres_subquery/4
Introspection
AshPostgres.CheckConstraint
- Summary
- Functions
  - schema/0
AshPostgres.CustomExtension
- Summary
- Callbacks
  - install/1
  - uninstall/1
AshPostgres.CustomIndex
- Summary
- Functions
  - fields/0
  - name/2
  - schema/0
  - transform/1
AshPostgres.DataLayer.Info
- Summary
- Functions
AshPostgres.Reference
- Summary
- Functions
  - schema/0
AshPostgres.Statement
- Summary
- Functions
  - fields/0
  - schema/0
Types
AshPostgres.Ltree
AshPostgres.Timestamptz
- Summary
- Functions
  - handle_change?/0
  - prepare_change?/0
AshPostgres.TimestamptzUsec
- Summary
- Functions
  - handle_change?/0
  - prepare_change?/0
AshPostgres.Tsquery
- Summary
- Functions
  - handle_change?/0
  - prepare_change?/0
AshPostgres.Tsvector
- Summary
- Functions
  - handle_change?/0
  - prepare_change?/0
AshPostgres.Type
- Summary
- Callbacks
  - postgres_reference_expr/3
  - value_to_postgres_default/3
Extensions
AshPostgres.Extensions.Vector
- Summary
- Functions
  - decode/1
  - encode/1
  - format/1
  - init/1
  - matching/1
Custom Aggregates
AshPostgres.CustomAggregate
- Summary
- Callbacks
  - dynamic/2
Postgres Migrations
AshPostgres.Migration
- Summary
- Functions
  - create_enum/2
  - drop_enum/1
EctoMigrationDefault
- Summary
- Types
  - t/0
- Functions
  - to_default/1
Expressions
AshPostgres.Functions
.ILike
- Summary
- Functions
  - args/0
.Like
- Summary
- Functions
  - args/0
.TrigramSimilarity
- Summary
- Functions
  - args/0
.VectorCosineDistance
- Summary
- Functions
  - args/0

mix ash_postgres.create
- Sections
  - Examples
  - Command line options
mix ash_postgres.drop
- Sections
  - Examples
  - Command line options
mix ash_postgres.gen.resources
- Sections
  - Example
  - Domain
  - Options
  - Tables
mix ash_postgres.generate_migrations
- Summary
- Functions
  - run/1
mix ash_postgres.install
mix ash_postgres.migrate
- Sections
  - Examples
  - Command line options
mix ash_postgres.rollback
- Sections
  - Examples
  - Command line options
mix ash_postgres.squash_snapshots

Search documentation of ash_postgres

View Source AshPostgres.CheckConstraint (ash_postgres v2.5.1)

Represents a configured check constraint on the table backing a resource

Summary

Functions

schema()

Functions

schema()

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