Automated Cleanup With Query Store

Grant Fritchey discusses Query Store’s automated cleanup and also looks at an interesting question:

Query Store has mechanisms for automatically cleaning your data. It is possible to cause them to break down. While presenting a session about the Query Store recently, I was asked what happened if you set the size of the Query Store below the amount of data currently in the store. I didn’t know the answer, so we tried it. Things got a little weird.

Click through to see how weird.

Related Posts

Query Store: Forcing Parallel Plans

Grant Fritchey shows us that you can force a parallel plan using Query Store: I love the questions I get when presenting: Can You Force a Parallel Plan in Query Store. I haven’t a clue. The trick I think is going to be in setting up the test. Let’s try it out. Reliably Getting a […]

Read More

Finding Missing Index Hints in Query Store

Grant Fritchey shows us another place where we can find missing index hints: A couple of notes on the query. I cast the query_plan as xml so that I can use the XQuery to pull out the information. It is possible that the plan might be so large that you get an error because of […]

Read More

Categories

March 2018
MTWTFSS
« Feb Apr »
 1234
567891011
12131415161718
19202122232425
262728293031