Add begin/end transaction to speed up meta insertion
Add begin/end transaction to speed up meta insertion

enna-project/Enna-Media-Server,raoulh/Enna-Media-Server,enna-project/Enna-Media-Server,enna-project/Enna-Media-Server,raoulh/Enna-Media-Server,enna-project/Enna-Media-Server,raoulh/Enna-Media-Server,raoulh/Enna-Media-Server,enna-project/Enna-Media-Server,raoulh/Enna-Media-Server