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Adding notes about upgrading to 2.3 (metadata drivers changes)

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Marco Pivetta 2012-01-17 18:49:42 +01:00
parent 245718c9eb
commit 5c05a4356a

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@ -30,3 +30,11 @@ Also, related functions were affected:
Internal changes were made to DQL and SQL generation. If you have implemented your own TreeWalker,
you probably need to update it. The method walkJoinVariableDeclaration is now named walkJoin.
# Metadata Drivers
Metadata drivers have been rewritten to reuse code from Doctrine\Common.
Anyone who is using the `Doctrine\ORM\Mapping\Driver\Driver` interface
explicitly should instead refer to `Doctrine\Common\Persistence\Mapping\Driver\MappingDriver`.
Same applies to `Doctrine\ORM\Mapping\Driver\AbstractFileDriver`: you should now refer to
`Doctrine\Common\Persistence\Mapping\Driver\FileDriver`.