Release 2.17.09.0

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

Breaking backward compatibility:

• remove properties useStreamOutput from server.xml #158
• remove properties useHandshakeV10 from server.xml ,just use V10 #241

Release 2.17.08.1

Fix some bugs of 2.17.08.0.

Bug-fixes :

• Error when using(subquery column)#255
• The number of back connections becomes greater by "reload @@config_all" #257
• NPE when join-query contains a table which hadn't been created by client but existed in configuration of "schema.xml" #259
• Management commands are affected by SQL blacklist #260
• Sql intercept is not stable by "reload @@config" #263
• mark slave error sharding server #264

Release 2.17.08.0

Features

• Cluster refine #119
• Start without writehost ,used for manager agent.#220
• Disable cache if need #222
• Support replace into statement #233
• Add reload metadata #237
• Support mysql partition table #238
• Remove migrate #239

Bug-fixes :

• Manager bugs
  see details #199, #200, #202, #204 , #205, #206, #209, #211, #213, #216, #217, #225, #232, #235 #236, #237.
• Complex query
  Some function is not correct.#219,
• Global sequence
  Global sequence of type 4 may lost a batch of numbers. #221
• NPE bugs
  see details #240,#243,#244
• Global table bugs
  'Or' filter cause wrong result.#248
  Insert ignore statement is not correct.#250