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Title Object type File name Summary
Select::$union property core/lib/Drupal/Core/Database/Query/Select.php An array whose elements specify a query to UNION, and the UNION type.
Select::getUnion function core/lib/Drupal/Core/Database/Query/Select.php Returns a reference to the union queries for this query.
Select::union function core/lib/Drupal/Core/Database/Query/Select.php Add another Select query to UNION to this one.
SelectExtender::getUnion function core/lib/Drupal/Core/Database/Query/SelectExtender.php Returns a reference to the union queries for this query.
SelectExtender::union function core/lib/Drupal/Core/Database/Query/SelectExtender.php Add another Select query to UNION to this one.
SelectInterface::getUnion function core/lib/Drupal/Core/Database/Query/SelectInterface.php Returns a reference to the union queries for this query.
SelectInterface::union function core/lib/Drupal/Core/Database/Query/SelectInterface.php Add another Select query to UNION to this one.
SelectTest::testUnion function core/tests/Drupal/KernelTests/Core/Database/SelectTest.php Tests that we can UNION multiple Select queries together.
SelectTest::testUnionAll function core/tests/Drupal/KernelTests/Core/Database/SelectTest.php Tests that we can UNION ALL multiple SELECT queries together.
SelectTest::testUnionCount function core/tests/Drupal/KernelTests/Core/Database/SelectTest.php Tests that we can get a count query for a UNION Select query.
SelectTest::testUnionOrder function core/tests/Drupal/KernelTests/Core/Database/SelectTest.php Tests that we can UNION multiple Select queries together and set the ORDER.
SelectTest::testUnionOrderLimit function core/tests/Drupal/KernelTests/Core/Database/SelectTest.php Tests that we can UNION multiple Select queries together with and a LIMIT.

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