PHP Functions Essential Reference

odbc_foreignkeys

int odbc_foreignkeys(resource conn, string primary_catalog, 
string primary_owner, string primary_table, string foreign_catalog, 
string foreign_owner, string foreign_table) 

conn	Connection ID
primary_catalog	Primary key database
primary_owner	Primary key owner
primary_table	Primary key table
foreign_catalog	Foreign key database
foreign_owner	Foreign key owner
foreign_table	Foreign key table

Displays foreign key information.

Returns:

Result identifier; FALSE on error

Description:

Retrieves information about foreign keys in a table. Depending on the order of the foreign key table and primary key table, different information is returned. A large number of columns are returned in the result set: PKTABLE_CAT, PKTABLE_SCHEM ...