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Fix case when groups are mixed case #348 #351

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merged 1 commit into from
Aug 27, 2024
Merged

Fix case when groups are mixed case #348 #351

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26 changes: 16 additions & 10 deletions db/upgrade.php
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Original file line number Diff line number Diff line change
Expand Up @@ -504,16 +504,22 @@ function xmldb_tool_excimer_upgrade($oldversion) {
$dbman->change_field_precision($table, $field);

// Find all non-unique page groups and remove duplicates.
$sql = "
SELECT pgroups.id, pgroups.name, pgroups.month, pgroups.fuzzycount
FROM {tool_excimer_page_groups} pgroups
JOIN (
SELECT name, month
FROM {tool_excimer_page_groups}
GROUP BY name, month
HAVING COUNT(*) > 1
) dupl ON pgroups.name = dupl.name AND pgroups.month = dupl.month
ORDER BY pgroups.name, pgroups.month, pgroups.fuzzycount DESC
$sql = " SELECT pgroups.id,
LOWER(pgroups.name) name,
pgroups.month,
pgroups.fuzzycount
FROM {tool_excimer_page_groups} pgroups
JOIN (
SELECT LOWER(name) name,
month
FROM {tool_excimer_page_groups}
GROUP BY LOWER(name),
month
HAVING COUNT(*) > 1
) dupl ON LOWER(pgroups.name) = dupl.name AND pgroups.month = dupl.month
ORDER BY LOWER(pgroups.name),
pgroups.month,
pgroups.fuzzycount DESC
";
$duplicates = $DB->get_records_sql($sql);

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