Cascading referential integrity constraints are foreign key constraints that tell SQL Server to perform certain actions when a primary key field in a primary key-foreign key relationship is ...

To check the primary and foreign keys in MYSQLi, you can use the SHOW CREATE TABLE statement or the INFORMATION_SCHEMA database. The SHOW CREATE TABLE statement displays the SQL code that was used ...

I'm adding a table and subclass table to my DB. (Subclass table = table where the primary key joins to the primary key of another table, to give extra row ...

For information about how the information returned by this function might be used, see Uses of Catalog Data.. If *PKTableName contains a table name, SQLForeignKeys returns a result set that contains ...