public Select::union(SelectInterface $query, $type = '')

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

The name of the Statement class for this connection. Type: string File

public Schema::queryTableInformation($table)

public Statement::fetchAssoc() Fetches

public SelectExtender::escapeLike($string)

public Tasks::minimumVersion() Return

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

public Connection::createDatabase($database)

public &Select::getGroupBy() Returns