Lidarr/NzbDrone.Core/Datastore/Migrations/Migration20120227.cs

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using Migrator.Framework;
namespace NzbDrone.Core.Datastore.Migrations
{
[Migration(20120227)]
public class Migration20120227 : NzbDroneMigration
{
protected override void MainDbUpgrade()
{
Database.ExecuteNonQuery(@"DELETE FROM Seasons WHERE SeasonNumber NOT IN
(
SELECT DISTINCT SeasonNumber
FROM Episodes
WHERE Seasons.SeriesId = Episodes.SeriesId
)");
}
}
}