public Schema::dropUniqueKey($table, $name)

Indicates if preExecute() has already been called. Type: bool File

public InsertTrait::fields(array $fields, array $values = array())

public SelectExtender::escapeField($string)

A processed copy of the database connection information from settings.php. Type:

Flag to indicate a query call should return the number of affected rows. File core/lib/Drupal/Core/Database/Database

protected Upsert::preExecute() Preprocesses

protected Connection::generateTemporaryTableName()

public Connection::__construct(\PDO $connection, array $connection_options

public Connection::tablePrefix($table = 'default')