Check for duplicate when ExectureScalar (same as ExecuteNonQuery) as Persisting commit includes a read also.
Custom MySql Persist Commit statement
Custom Sqlite persist commit statement.
Attempt to get SqlCE acceptance tests passing. SqlCE doesn't support batched queries, so can't select @@IDENTITY when persisting a commit. So, for now, is broken.
Postgres custom PersistCommit statement.
Oracle custom Persist Commit statment returns the Checkpoint number
Revert EventMessages headers to normal dictionary
Mongo test fix - deserializing EventMessages
Rename InMemoryPersistence folder to InMemory
Rename SqlPersistence folder to just 'Sql' and adjust namespaces.
Temporarily exluding Raven and SqlCE tests from being run,