function DatabaseSchema_mysql::dropPrimaryKey

Overrides DatabaseSchema::dropPrimaryKey

File

includes/database/mysql/schema.inc, line 416

Class

DatabaseSchema_mysql

Code

public function dropPrimaryKey($table) {
    if (!$this->indexExists($table, 'PRIMARY')) {
        return FALSE;
    }
    $this->connection
        ->query('ALTER TABLE {' . $table . '} DROP PRIMARY KEY');
    return TRUE;
}

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