(PHP 4, PHP 5)
odbc_primarykeys — Gets the primary keys for a table
$connection_id
   , string $qualifier
   , string $owner
   , string $table
   )Returns a result identifier that can be used to fetch the column names that comprise the primary key for a table.
connection_idThe ODBC connection identifier, see odbc_connect() for details.
qualifier
owner
table
   Returns an ODBC result identifier or FALSE on failure.
  
The result set has the following columns: