AshR2RML.DataLayer (AshR2RML v26.8.22)

Copy Markdown View Source

Automatic Data Layer Introspection helper for Ash resources.

Extracts physical database storage details (table name, schema, repo, child/parent join columns) directly from active Ash data layers (such as AshPostgres.DataLayer or Ash.DataLayer.Ets) to prevent redundant DSL annotations.

Summary

Functions

infer_join_columns(resource, relationship)

Infers relationship join child and parent column names from Ash relationship metadata.

schema_name(resource)

Extracts database schema name if configured on data layer.

table_name(resource)

Extracts physical relational table name from resource data layer metadata.

Functions

infer_join_columns(resource, relationship)

@spec infer_join_columns(module(), Ash.Resource.Relationships.relationship() | map()) ::
  {String.t(), String.t()}

Infers relationship join child and parent column names from Ash relationship metadata.

schema_name(resource)

@spec schema_name(module()) :: String.t() | nil

Extracts database schema name if configured on data layer.

table_name(resource)

@spec table_name(module()) :: String.t()

Extracts physical relational table name from resource data layer metadata.