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questionlib: MDL-21828 Fix database query that does not work in Oracle.

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Bug report and fix thanks to David Binney.
This commit is contained in:
Tim Hunt 2010-04-07 09:47:19 +00:00
parent 1150c1bdba
commit 59be14de39
1 changed files with 8 additions and 3 deletions
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11
lib/questionlib.php
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@ -1033,7 +1033,9 @@ function question_preload_states($attemptid) {
// The questionid field must be listed first so that it is used as the
// array index in the array returned by $DB->get_records_sql
$statefields = 'n.questionid as question, s.*, n.sumpenalty, n.manualcomment, n.flagged, n.id as questionsessionid';
$statefields = 'n.questionid as question, s.id, s.attempt, ' .
's.seq_number, s.answer, s.timestamp, s.event, s.grade, s.raw_grade, ' .
's.penalty, n.sumpenalty, n.manualcomment, n.flagged, n.id as questionsessionid';
// Load the newest states for the questions
$sql = "SELECT $statefields
@ -1101,8 +1103,11 @@ function question_load_states(&$questions, &$states, $cmoptions, $attempt, $last
// If the new attempt is to be based on this previous attempt.
// Find the responses from the previous attempt and save them to the new session
// Load the last graded state for the question
$statefields = 'n.questionid as question, s.*, n.sumpenalty';
// Load the last graded state for the question. Note, $statefields is
// the same as above, except that we don't want n.manualcomment.
$statefields = 'n.questionid as question, s.id, s.attempt, ' .
's.seq_number, s.answer, s.timestamp, s.event, s.grade, s.raw_grade, ' .
's.penalty, n.sumpenalty';
$sql = "SELECT $statefields
FROM {question_states} s, {question_sessions} n
WHERE s.id = n.newest