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Don't try a transaction for the migrator on MySQL #25038

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Merged
blizzz merged 2 commits into from
Jan 11, 2021
+17 −4
Merged

Don't try a transaction for the migrator on MySQL #25038

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3cdfe7b
Don't try a transaction for the migrator on MySQL
nickvergessen Jan 8, 2021
2d34ca4
Only rollback when not MySQL
nickvergessen Jan 11, 2021
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9 changes: 7 additions & 2 deletions lib/private/DB/Migrator.php
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Original file line number Diff line number Diff line change
Expand Up @@ -32,6 +32,7 @@
namespace OC\DB;

use Doctrine\DBAL\Exception;
use Doctrine\DBAL\Platforms\MySQLPlatform;
use Doctrine\DBAL\Schema\AbstractAsset;
use Doctrine\DBAL\Schema\Comparator;
use Doctrine\DBAL\Schema\Index;
Expand Down Expand Up @@ -238,14 +239,18 @@ protected function applySchema(Schema $targetSchema, \Doctrine\DBAL\Connection $

$schemaDiff = $this->getDiff($targetSchema, $connection);

$connection->beginTransaction();
if (!$connection->getDatabasePlatform() instanceof MySQLPlatform) {
$connection->beginTransaction();
}
$sqls = $schemaDiff->toSql($connection->getDatabasePlatform());
$step = 0;
foreach ($sqls as $sql) {
$this->emit($sql, $step++, count($sqls));
$connection->query($sql);
}
$connection->commit();
if (!$connection->getDatabasePlatform() instanceof MySQLPlatform) {
$connection->commit();
}
}

/**
Expand Down