SYSCROSSREFERENCE

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SYSCROSSREFERENCE

Class

SQL Applications


Purpose

Description of how one table imports the keys of another table


See Also

DATA TYPES, SELECT, SYSTEM TABLES


Description

System Tables are system defined read-only tables. You can query these tables using the SELECT statement.


Column Data Type Width Description
PKTABLE_CAT C 30 Primary key table catalog
PKTABLE_SCHEM C 30 Primary key table schema
PKTABLE_NAME C 30 Primary key table name
PKCOLUMN_NAME C 30 Primary key column name
FKTABLE_CAT C 30 Foreign key table catalog being exported
FKTABLE_SCHEM C 30 Foreign key table schema being exported
FKTABLE_NAME C 30 Foreign key table name being exported
FKCOLUMN_NAME C 30 Foreign key column name being exported
KEY_SEQ N 2 Sequence number within foreign key
UPDATE_RULE N 2 What happens to foreign key when primary is updated
DELETE_RULE N 2 What happens to the foreign key when primary is deleted
FK_NAME C 30 Foreign key name
PK_NAME C 30 Primary key name
DEFERRABILITY N 2 Can the evaluation of foreign key constraints be deferred until commit?


Example

EXEC SQL
SELECT *
FROM syscrossreference;


Products

Recital Database Server, Recital Mirage Server, Recital Terminal Developer