(PHP 4 >= 4.0.0)
odbc_primarykeys -- Returns a result identifier that can be used to fetch the column names that comprise the primary key for a tableReturns the column names that comprise the primary key for a table. Returns an ODBC result identifier or FALSE on failure.
The result set has the following columns:
TABLE_QUALIFIER
TABLE_OWNER
TABLE_NAME
COLUMN_NAME
KEY_SEQ
PK_NAME