TABLE_CONSTRAINTS Rowset

OLE DB Programmer's Reference

GUID: DBSCHEMA_TABLE_CONSTRAINTS

Number of restriction columns: 7

Restriction columns: CONSTRAINT_CATALOG, CONSTRAINT_SCHEMA, CONSTRAINT_NAME, TABLE_CATALOG, TABLE_SCHEMA, TABLE_NAME, CONSTRAINT_TYPE

Default sort order: CONSTRAINT_CATALOG, CONSTRAINT_SCHEMA, CONSTRAINT_NAME, TABLE_CATALOG, TABLE_SCHEMA, TABLE_NAME, CONSTRAINT_TYPE

Description: The TABLE_CONSTRAINTS rowset identifies the table constraints defined in the catalog that are owned by a given user.

Column name	Type indicator	Description
CONSTRAINT_CATALOG	DBTYPE_WSTR	Catalog name. NULL if the provider does not support catalogs.
CONSTRAINT_SCHEMA	DBTYPE_WSTR	Unqualified schema name. NULL if the provider does not support schemas.
CONSTRAINT_NAME	DBTYPE_WSTR	Constraint name.
TABLE_CATALOG	DBTYPE_WSTR	Catalog name in which the table is defined. NULL if the provider does not support catalogs.
TABLE_SCHEMA	DBTYPE_WSTR	Unqualified schema name in which the table is defined. NULL if the provider does not support schemas.
TABLE_NAME	DBTYPE_WSTR	Table name.
CONSTRAINT_TYPE	DBTYPE_WSTR	Constraint type. One of the following: "UNIQUE" "PRIMARY KEY" "FOREIGN KEY" "CHECK"
IS_DEFERRABLE	DBTYPE_BOOL	VARIANT_TRUE—The table constraint is deferrable. VARIANT_FALSE—The table constraint is not deferrable.
INITIALLY_DEFERRED	DBTYPE_BOOL	VARIANT_TRUE—The table constraint is initially deferred. VARIANT_FALSE—The table constraint is initially immediate.
DESCRIPTION	DBTYPE_WSTR	Human-readable description of the column

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