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19 Nov 2008 Problem. My company uses a vendor purchased application to process orders. Lately, one of the vendor's application queries has been running very slowly and is starting to cause problems. My testing has determined that the SQL statement can benefit from a query hint. Is there a way I can apply this query
14 Mar 2017 Create a New Plan Guide. Create a Plan Guide for Parameterized Queries. Specify Query Parameterization Behavior by Using Plan Guides. Apply a Fixed Query Plan to a Plan Guide. Attach Query Hints to a Plan Guide. View Plan Guide Properties. Use SQL Server Profiler to Create and Test Plan Guides.
SQL Server plan guides allow you to use a particular optimization hint without changing the syntax of the SELECT statement. Learn how.
10 Jul 2014 Do you have a "bad" execution plan that sometimes creeps into cache and kills your SQL Server? Learn techniques using plan guides and NORECOMPUTE to help!
8 Mar 2017 Ideally, we would like to use a plan guide to add a TABLE HINT , so the guided query becomes: UPDATE JOB_TRIGGERS SET TRIGGER_STATE = @state WHERE JOB_NAME = @jobName AND JOB_GROUP = @jobGroup AND TRIGGER_STATE = @oldState OPTION (TABLE HINT (JOB_TRIGGERS,
How to control execution plans with hints, plan guides and so on, and why this is a double-edged sword. • How XML code appears in execution plans. • Advanced topics such as parallelism, forced parameterization and plan forcing. Along the way, I tackle such topics as SQL Server internals, performance tuning, index.
Some people think they know more about how to execute a query than the SQL Server, and they want to boss SQL Server around. SQL Server's plan guide feature lets you influence a query's execution plan without changing the query itself – useful if you need to tune a query without touching it. This part of our SQL Server
14 Mar 2017 Create a New Plan Guide. Create a Plan Guide for Parameterized Queries. Specify Query Parameterization Behavior by Using Plan Guides. Apply a Fixed Query Plan to a Plan Guide. Attach Query Hints to a Plan Guide. View Plan Guide Properties. Use SQL Server Profiler to Create and Test Plan Guides.
3 Mar 2010 Forcing Execution Plan Guides. Plan guides don't just force SQL Server to use a specific index; the ambitious DBA can tweak all kinds of things about how the query is executed. You can force things like table scans. The nice thing about plan guides is that you can change them without recompiling your
For plan guides that specify @type = 'SQL' or @type = 'TEMPLATE' to successfully match a query, the values for batch_text and @parameter_name data_type [,n ] must be This means you must provide the batch text exactly as the SQL Server compiler receives it.

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February 2018