## Example

`

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

`

## Description

Retrieves 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.

## Return Values

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