GoogleApi.DataCatalog.V1.Model.GoogleCloudDatacatalogV1ColumnSchema (google_api_data_catalog v0.25.0) View Source
A column within a schema. Columns can be nested inside other columns.
Attributes
-
column
(type:String.t
, default:nil
) - Required. Name of the column. Must be a UTF-8 string without dots (.). The maximum size is 64 bytes. -
description
(type:String.t
, default:nil
) - Optional. Description of the column. Default value is an empty string. The description must be a UTF-8 string with the maximum size of 2000 bytes. -
mode
(type:String.t
, default:nil
) - Optional. A column's mode indicates whether values in this column are required, nullable, or repeated. OnlyNULLABLE
,REQUIRED
, andREPEATED
values are supported. Default mode isNULLABLE
. -
subcolumns
(type:list(GoogleApi.DataCatalog.V1.Model.GoogleCloudDatacatalogV1ColumnSchema.t)
, default:nil
) - Optional. Schema of sub-columns. A column can have zero or more sub-columns. -
type
(type:String.t
, default:nil
) - Required. Type of the column. Must be a UTF-8 string with the maximum size of 128 bytes.
Link to this section Summary
Functions
Unwrap a decoded JSON object into its complex fields.
Link to this section Types
Specs
t() :: %GoogleApi.DataCatalog.V1.Model.GoogleCloudDatacatalogV1ColumnSchema{ column: String.t() | nil, description: String.t() | nil, mode: String.t() | nil, subcolumns: [GoogleApi.DataCatalog.V1.Model.GoogleCloudDatacatalogV1ColumnSchema.t()] | nil, type: String.t() | nil }
Link to this section Functions
Specs
Unwrap a decoded JSON object into its complex fields.