odbc_specialcolumns
odbc_specialcolumns
(PHP 4, PHP 5, PHP 7)
odbc_specialcolumns — Retrieves special columns
Description
resource odbc_specialcolumns ( resource $connection_id , int $type , string $qualifier , string $owner , string $table , int $scope , int $nullable )
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.
Parameters
-
connection_id登录查看完整内容