Array of fields to update to an expression in case of a duplicate record. This variable is a nested array in the following format:

The Select query object we are extending/decorating. Type:

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

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

public Query::__sleep() Implements the

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

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

public Query::__construct(Connection $connection, $options)

public Select::havingIsNotNull($field) Sets

public SelectExtender::join($table, $alias = NULL, $condition