Query builder for SELECT statements. Hierarchy class \Drupal\Core\Database\Query\

The query options to pass on to the connection object. Type:

public QueryConditionTrait::compile(Connection $connection

protected Merge::conditionTable($table) Sets

public Update::__construct(Connection $connection, $table, array $options =

public Update::execute() Executes the

public &Select::getUnion() Returns

The conditional object for the HAVING clause. Type:

public Merge::useDefaults(array $fields) Specifies

Interface for a query that accepts placeholders. Hierarchy interface \Drupal\Core\Database\Query\