Manually iterate over calendardata when oracle is used
Signed-off-by: Julius Härtl <jus@bitgrid.net>
This commit is contained in:
parent
bcb6a71548
commit
bf0dbffe81
|
@ -23,6 +23,7 @@
|
|||
|
||||
namespace OCA\DAV\Migration;
|
||||
|
||||
use Doctrine\DBAL\Platforms\OraclePlatform;
|
||||
use OCA\DAV\CalDAV\CalDavBackend;
|
||||
use OCP\DB\QueryBuilder\IQueryBuilder;
|
||||
use OCP\IDBConnection;
|
||||
|
@ -98,6 +99,37 @@ class CalDAVRemoveEmptyValue implements IRepairStep {
|
|||
}
|
||||
|
||||
protected function getInvalidObjects($pattern) {
|
||||
if ($this->db->getDatabasePlatform() instanceof OraclePlatform) {
|
||||
$rows = [];
|
||||
$chunkSize = 500;
|
||||
$query = $this->db->getQueryBuilder();
|
||||
$query->select($query->func()->count('*', 'num_entries'))
|
||||
->from('calendarobjects');
|
||||
$result = $query->execute();
|
||||
$count = $result->fetchColumn();
|
||||
$result->closeCursor();
|
||||
|
||||
$numChunks = ceil($count / $chunkSize);
|
||||
|
||||
$query = $this->db->getQueryBuilder();
|
||||
$query->select(['calendarid', 'uri', 'calendardata'])
|
||||
->from('calendarobjects')
|
||||
->setMaxResults($chunkSize);
|
||||
for ($chunk = 0; $chunk < $numChunks; $chunk++) {
|
||||
$query->setFirstResult($chunk * $chunkSize);
|
||||
$result = $query->execute();
|
||||
|
||||
while ($row = $result->fetch()) {
|
||||
if (mb_strpos($row['calendardata'], $pattern) !== false) {
|
||||
unset($row['calendardata']);
|
||||
$rows[] = $row;
|
||||
}
|
||||
}
|
||||
$result->closeCursor();
|
||||
}
|
||||
return $rows;
|
||||
}
|
||||
|
||||
$query = $this->db->getQueryBuilder();
|
||||
$query->select(['calendarid', 'uri'])
|
||||
->from('calendarobjects')
|
||||
|
|
Loading…
Reference in New Issue