SQL Server 2017 CU3 Yayınlandı !

SQL Server 2017 sürümün 3.cü Cumulative Update ini yayınladı.

Bu güncellemeyi yükledikten sonra şöyle bir ÖNEMLİ Uyarı söylüyor ve diyor ki bundan önce ki Query Store da biriktirdiğiniz tüm Execution Planları aşağıda sizlerle paylaştığım script ile silmeniz gerekmektedir.

Cumulative Update 3 ‘ü indirmek için aşağıda ki linke tıklayınız.

İndir : https://support.microsoft.com/en-us/help/4052987/cumulative-update-3-for-sql-server-2017

NOT : Yukarıda da belirttiğim üzere Query Store kullanıyor iseniz oradaki tüm Planları aşağıda ki script yardımı ile siliniz.

SET NOCOUNT ON;
DROP TABLE IF EXISTS #tmpUserDBs;

SELECT [database_id], 0 AS [IsDone]
INTO #tmpUserDBs
FROM master.sys.databases
WHERE [database_id] > 4
 AND [state] = 0 -- must be ONLINE
 AND is_read_only = 0 -- cannot be READ_ONLY
 AND [database_id] NOT IN (SELECT dr.database_id FROM sys.dm_hadr_database_replica_states dr -- Except all local Always On secondary replicas
  INNER JOIN sys.dm_hadr_availability_replica_states rs ON dr.group_id = rs.group_id
  INNER JOIN sys.databases d ON dr.database_id = d.database_id
  WHERE rs.role = 2 -- Is Secondary
   AND dr.is_local = 1
   AND rs.is_local = 1)

DECLARE @userDB sysname;

WHILE (SELECT COUNT([database_id]) FROM #tmpUserDBs WHERE [IsDone] = 0) > 0
BEGIN
 SELECT TOP 1 @userDB = DB_NAME([database_id]) FROM #tmpUserDBs WHERE [IsDone] = 0

 -- PRINT 'Working on database ' + @userDB

 EXEC ('USE [' + @userDB + '];
DECLARE @clearPlan bigint, @clearQry bigint;
IF EXISTS (SELECT [actual_state] FROM sys.database_query_store_options WHERE [actual_state] IN (1,2))
BEGIN
 IF EXISTS (SELECT plan_id FROM sys.query_store_plan WHERE engine_version = ''14.0.3008.27'')
 BEGIN
  DROP TABLE IF EXISTS #tmpclearPlans;

  SELECT plan_id, query_id, 0 AS [IsDone]
  INTO #tmpclearPlans
  FROM sys.query_store_plan WHERE engine_version = ''14.0.3008.27''

  WHILE (SELECT COUNT(plan_id) FROM #tmpclearPlans WHERE [IsDone] = 0) > 0
  BEGIN
   SELECT TOP 1 @clearPlan = plan_id, @clearQry = query_id FROM #tmpclearPlans WHERE [IsDone] = 0
   EXECUTE sys.sp_query_store_unforce_plan @clearQry, @clearPlan;
   EXECUTE sys.sp_query_store_remove_plan @clearPlan;

   UPDATE #tmpclearPlans
   SET [IsDone] = 1
   WHERE plan_id = @clearPlan AND query_id = @clearQry
  END;

  PRINT ''- Cleared possibly affected plans in database [' + @userDB + ']''
 END
 ELSE
 BEGIN
  PRINT ''- No affected plans in database [' + @userDB + ']''
 END
END
ELSE
BEGIN
 PRINT ''- Query Store not enabled in database [' + @userDB + ']''
END')
  UPDATE #tmpUserDBs
  SET [IsDone] = 1
  WHERE [database_id] = DB_ID(@userDB)
END

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