MDL-30739 add one test to confirm the solution is cross-db

This commit is contained in:
Eloy Lafuente (stronk7) 2011-12-15 13:07:18 +01:00
parent ceec817f95
commit fbb829b82d

View file

@ -919,6 +919,17 @@ class dml_test extends UnitTestCase {
$this->assertTrue($DB->execute($sql, array('3')));
$this->assertEqual($DB->count_records($tablename1, array('course' => 6)), 2);
// update records with subquery condition
// confirm that the option not using table aliases is cross-db
$sql = "UPDATE {{$tablename1}}
SET course = 0
WHERE NOT EXISTS (
SELECT course
FROM {{$tablename2}} tbl2
WHERE tbl2.course = {{$tablename1}}.course
AND 1 = 0)"; // Really we don't update anything, but verify the syntax is allowed
$this->assertTrue($DB->execute($sql));
// insert from one into second table
$sql = "INSERT INTO {{$tablename2}} (course)