Module columns 

PostgreSQL column-name and stored-type declaration rules.

Modules

addition

Bind an added column against current defaults, CHECKs, generated expressions, and foreign keys.

alteration

Analyze altered column expressions and types against ordered catalog snapshots.

publication

Mutate a declared column candidate before its catalog publication.

removal

Discover foreign keys that depend on a deleted column in catalog order.

removal_metadata

Validate column dependencies against retained relation metadata and remove local declarations.

Constants

POSTGRES_SYSTEM_COLUMNS

Functions

append_registered_column

Append a declared column after checking its name against the existing schema.

reject_default_change

Reject SET DEFAULT, when setting, or DROP DEFAULT on an identity or generated column, as PostgreSQL’s ATExecColumnDefault does: its hint names the command that changes such a column.

validate_postgres_column_name

validate_postgres_relation_column_type