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                              odbc_specialcolumns

   (PHP 4 )
   odbc_specialcolumns --  Returns either the optimal set of columns that
   uniquely identifies a row in the table or columns that are
   automatically updated when any value in the row is updated by a
   transaction

Description

   resource odbc_specialcolumns ( resource connection_id, int type,
   string qualifier, string owner, string table, int scope, int nullable)

   When the type argument is SQL_BEST_ROWID, odbc_specialcolumns()
   returns the column or columns that uniquely identify each row in the
   table.

   When the type argument is SQL_ROWVER, odbc_specialcolumns() returns
   the optimal column or set of columns that, by retrieving values from
   the column or columns, allows any row in the specified table to be
   uniquely identified.

   Returns an ODBC result identifier or FALSE on failure.

   The result set has the following columns:

     * SCOPE
     * COLUMN_NAME
     * DATA_TYPE
     * TYPE_NAME
     * PRECISION
     * LENGTH
     * SCALE
     * PSEUDO_COLUMN

   The result set is ordered by SCOPE.
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