Implements QueryConditionInterface::exists().

Parameters

SelectQueryInterface $select: The subquery that must contain results.

Return value

QueryConditionInterface The called object.

Overrides QueryConditionInterface::exists

File

includes/database/query.inc, line 1569

Class

MergeQuery

General class for an abstracted MERGE query operation.

Code

public function exists(SelectQueryInterface $select) {
  $this->condition
    ->exists($select);
  return $this;
}

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