The key of the connection object. Type: string File

abstract public Schema::getFieldTypeMap() Returns

Exception thrown by an error in a database transaction. Hierarchy class \Drupal\Core\Database\

abstract public Connection::mapConditionOperator($operator)

Exception thrown if a SELECT query trying to execute rowCount() on result. Hierarchy class

public Connection::__destruct()

public Log::clear($logging_key) Empty the query

Exception thrown when a rollback() resulted in other active transactions being rolled-back. Hierarchy

abstract public Schema::fieldSetDefault($table, $field, $default)

public Connection::query($query, array $args = array(), $options