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Code Issues Releases Wiki Activity

Automatic tuning updated for RC1 version

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This commit is contained in:
Jovan Popovic
2017-07-28 17:27:11 +02:00
parent 2d269d4b6c
commit 03a96aa7b9
2 changed files with 33 additions and 19 deletions
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samples/features/automatic-tuning/force-last-good-plan/sql-scripts/demo-full.sql
+9 -8
View File
@@ -9,7 +9,7 @@ EXEC [dbo].[initialize]
* Plan regression identification.
********************************************************/
-- 1. Start workload - execute procedure 30 times:
-- 1. Start workload - execute procedure 30-300 times:
begin
declare @packagetypeid int = 7;
exec dbo.report @packagetypeid
@@ -34,15 +34,16 @@ go 20
-- 4. Find recommendation recommended by database:
SELECT planForceDetails.query_id, reason, score,
JSON_VALUE(details, '$.implementationDetails.script') script,
JSON_VALUE(details, '$.implementationDetails.script') [correction script],
planForceDetails.[new plan_id], planForceDetails.[recommended plan_id]
FROM sys.dm_db_tuning_recommendations
CROSS APPLY OPENJSON (Details, '$.planForceDetails')
WITH ( [query_id] int '$.queryId',
[new plan_id] int '$.regressedPlanId',
[recommended plan_id] int '$.forcedPlanId'
[recommended plan_id] int '$.recommendedPlanId'
) as planForceDetails;
-- Note: User can apply script and force the recommended plan to correct the error.
<<Insert T-SQL from the script column here and execute the script>>
-- e.g.: exec sp_query_store_force_plan @query_id = 3, @plan_id = 1
@@ -66,7 +67,7 @@ go 20
/********************************************************
* RESET - clear everything
********************************************************/
EXEC [dbo].[initialize]
EXEC [dbo].[initialize];
-- Enable automatic tuning on the database:
ALTER DATABASE current
@@ -77,7 +78,7 @@ SELECT name, desired_state_desc, actual_state_desc, reason_desc
FROM sys.database_automatic_tuning_options;
-- 1. Start workload - execute procedure 20 times like in the phase I
-- 1. Start workload - execute procedure 30-300 times like in the phase I
begin
declare @packagetypeid int = 7;
exec dbo.report @packagetypeid
@@ -85,12 +86,12 @@ end
go 300
-- 2. Execute the procedure that causes plan regression
exec dbo.regression
exec dbo.regression;
-- 3. Start workload again - verify that it is slower.
begin
declare @packagetypeid int = 7;
exec dbo.report @packagetypeid
exec dbo.report @packagetypeid;
end
go 20
@@ -105,7 +106,7 @@ FROM sys.dm_db_tuning_recommendations
CROSS APPLY OPENJSON (Details, '$.planForceDetails')
WITH ( [query_id] int '$.queryId',
[new plan_id] int '$.regressedPlanId',
[recommended plan_id] int '$.forcedPlanId'
[recommended plan_id] int '$.recommendedPlanId'
) as planForceDetails;
samples/features/automatic-tuning/force-last-good-plan/sql-scripts/setup.sql
+24 -11
View File
@@ -13,17 +13,18 @@ CREATE NONCLUSTERED COLUMNSTORE INDEX [NCCX_Sales_OrderLines] ON [Sales].[OrderL
)WITH (DROP_EXISTING = OFF, COMPRESSION_DELAY = 0) ON [USERDATA]
GO
CREATE procedure [dbo].[initialize]
CREATE OR ALTER PROCEDURE [dbo].[initialize]
as begin
DBCC FREEPROCCACHE;
ALTER DATABASE SCOPED CONFIGURATION CLEAR PROCEDURE_CACHE;
ALTER DATABASE current SET QUERY_STORE CLEAR ALL;
ALTER DATABASE current SET AUTOMATIC_TUNING ( FORCE_LAST_GOOD_PLAN = OFF);
end
GO
CREATE procedure [dbo].[report] (@packagetypeid int)
CREATE OR ALTER PROCEDURE [dbo].[report] (@packagetypeid int)
as begin
select avg([UnitPrice]*[Quantity])
@@ -34,35 +35,47 @@ end
GO
CREATE procedure [dbo].[regression]
CREATE OR ALTER PROCEDURE [dbo].[regression]
as begin
DBCC FREEPROCCACHE;
ALTER DATABASE SCOPED CONFIGURATION CLEAR PROCEDURE_CACHE;
begin
declare @packagetypeid int = 1;
exec report @packagetypeid
exec report @packagetypeid;
end
end
GO
CREATE procedure [dbo].[auto_tuning_on]
CREATE OR ALTER PROCEDURE [dbo].[auto_tuning_on]
as begin
ALTER DATABASE current SET AUTOMATIC_TUNING ( FORCE_LAST_GOOD_PLAN = ON);
DBCC FREEPROCCACHE;
ALTER DATABASE SCOPED CONFIGURATION CLEAR PROCEDURE_CACHE;
ALTER DATABASE current SET QUERY_STORE CLEAR ALL;
end
GO
CREATE procedure [dbo].[auto_tuning_off]
CREATE OR ALTER PROCEDURE [dbo].[auto_tuning_off]
as begin
ALTER DATABASE current SET AUTOMATIC_TUNING ( FORCE_LAST_GOOD_PLAN = OFF);
DBCC FREEPROCCACHE;
ALTER DATABASE SCOPED CONFIGURATION CLEAR PROCEDURE_CACHE;
ALTER DATABASE current SET QUERY_STORE CLEAR ALL;
end
GO
GO
CREATE EVENT SESSION [APC - plans that are not corrected] ON SERVER
ADD EVENT qds.automatic_tuning_plan_regression_detection_check_completed(
WHERE ((([is_regression_detected]=(1))
AND ([is_regression_corrected]=(0)))
AND ([option_id]=(1))))
ADD TARGET package0.event_file(SET filename=N'plans_that_are_not_corrected')
WITH (STARTUP_STATE=ON);
GO
ALTER EVENT SESSION [APC - plans that are not corrected] ON SERVER STATE = start;