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Merge branch 'wip-MDL-53443-fix' of git://github.com/marinaglancy/moodle

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This commit is contained in:
David Monllao 2016-04-13 12:41:04 +08:00
commit 27cec47220
1 changed files with 1 additions and 5 deletions
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6
mod/feedback/analysis_course.php
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@ -110,11 +110,7 @@ if (is_array($items)) {
}
if ($courseitemfilter > 0) {
$avgvalue = 'avg(value)';
if ($DB->get_dbfamily() == 'postgres') { // TODO: this should be moved to standard sql DML function ;-)
$avgvalue = 'avg(cast (value as integer))';
}
$avgvalue = 'avg(' . $DB->sql_cast_char2int('value', true) . ')';
$sql = "SELECT fv.course_id, c.shortname, $avgvalue AS avgvalue
FROM {feedback_value} fv, {course} c, {feedback_item} fi
WHERE fv.course_id = c.id AND fi.id = fv.item AND fi.typ = ? AND fv.item = ?