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Deleting core uses of sql_isnull(). MDL-12970 ; merged from 19_STABLE

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stronk7 2008-01-27 01:28:25 +00:00
parent 04150e0886
commit 044197030b
1 changed files with 2 additions and 2 deletions
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4
mod/quiz/report/overview/report.php
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@ -387,7 +387,7 @@ class quiz_report extends quiz_default_report {
$select .= ', grade ';
$from .= ' LEFT JOIN '.$CFG->prefix.'question_sessions qns ON qns.attemptid = qa.id '.
'LEFT JOIN '.$CFG->prefix.'question_states qs ON qs.id = qns.newgraded ';
$where .= ' AND ('.sql_isnull('qns.questionid').' OR qns.questionid = '.$qid.')';
$where .= ' AND (qns.questionid IS NULL OR qns.questionid = '.$qid.')';
$newsort[] = 'grade '.(strpos($sortpart, 'ASC')? 'ASC' : 'DESC');
$questionsort = true;
}
@ -668,4 +668,4 @@ document.getElementById("noscriptmenuaction").style.display = "none";
}
}
?>
?>