Module planner 

Delete planning: compute the set of rows affected by a delete, including cascade, set-null, and restrict foreign-key actions.

Structs

DeletePlan

Result of planning a delete against a schema.

RestrictedConstraint

A foreign-key constraint that blocks the delete.

RowRef

A row identified for deletion planning.

SetNullUpdate

A child row that must be updated to set its foreign-key columns to null.

Enums

PlannerError

Errors returned by delete planning.

Functions

plan_delete

Plan the deletion of a single row identified by its table and primary key.