Module constraints 

Structs

CheckConstraint

A table-level CHECK constraint — raw SQL expression.

IndexDef

An index definition.

OrderBy

An ordering clause: column + direction.

UniqueConstraint

A table-level UNIQUE constraint — single or multi-column, optional partial condition.

Enums

Constraint

A table-level constraint — either CHECK or UNIQUE.

OrderDir

Sort direction.

Functions

asc

Ascending order helper.

check_constraint_name

Shared constraint naming so generated SQL and snapshot diffs agree.

constraint_definition

Normalized constraint definition stored in snapshots.

constraint_name

Shared constraint naming so generated SQL and snapshot diffs agree.

desc

Descending order helper.

unique_constraint_name

Shared constraint naming so generated SQL and snapshot diffs agree.