Features:

Set Syntax
No support for SET GLOBAL.
No support for setting these multi-variables in one SQL: autocommit ，xa ，read only ，isolation_level .
Support set charset/names
No support for SET something,names someting collate something (because durid will lost collation)
support set transaction
No support for SET transaction without any SESSION or GLOBAL keyword.
Kill Syntax
use real kill replace close for backend conns.
Support mysql driver to connect to manager port
test go,jdbc(at least 5.1.36 )

Bug-fixes:

Join Bugs
Error on join query whose tables have different datanodes #281
Error on join query whose tables are sharding table and no-sharding table #282
Error on natural join with Subquery alias #266
Select Result Bugs
Error for select syntax whose expr contains "b‘’" with from clause. #268
Error on select db_name.tbl_name.col_name #269
Incorrect result on where Sharding_column=(bit_expr &/+/* bit_expr) #271
Incorrect result on aggregate function(distinct)+group by #274
Incorrect result on join with Subquery #298
Other
Partition rule "Hash" ( PartitionByLong ) may have a greater interger space than 1024 #285
Error when Configure TCP_CHECK in keepalived.conf #279