function system_update_10101

Change the {batch} table [bid] field to serial.

File

core/modules/system/system.install, line 1844

Code

function system_update_10101(&$sandbox = NULL) {
    $connection = \Drupal::database();
    $schema = $connection->schema();
    // Update batch table.
    if ($schema->tableExists('batch')) {
        $schema->changeField('batch', 'bid', 'bid', [
            'description' => 'Primary Key: Unique batch ID.',
            'type' => 'serial',
            'unsigned' => TRUE,
            'not null' => TRUE,
        ]);
    }
}