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1
vote
1answer
50 views

Problem trying to force the use of a filtered index

I was trying to do some testing on filtered indexes yesterday and created a fairly simple situation: CREATE TABLE IndexTest ( ID INT NOT NULL IDENTITY(1,1) CONSTRAINT pk_IndexTest PRIMARY KEY, ...
5
votes
2answers
405 views

Grant users privilege to use QUERYTRACEON 9481

Microsoft suggests using OPTION (QUERYTRACEON 9481) for queries that have "degraded" performance against SQL Server 2014 databases running under compatibility level 120. In my situation, "degraded" ...
2
votes
2answers
351 views

Reducing deadlocks with update query hint or other method

I'm getting 20-30 deadlocks per day on the same table. (2 mil rows) Profiler DeadlockGraphs show KEY LOCK and PAGE LOCK (See attched jpg) Total datatype size per row = 114 bytes We have multiple ...
1
vote
3answers
712 views

SELECT lock only for inserts [closed]

I need to get the MAX aggregate of certain field in a transaction. I use this value further inside the transaction. I want to avoid inserts in the entire table from which I'm getting the MAX while the ...
4
votes
1answer
278 views

Is there a behavior change between SQL Server 2000 and SQL Server 2008 R2 OPTION (FAST 1)?

This is question 2 of 2 related to the FAST query hint. Background Information (as an aside, I'm not trying to garner more rep, I'm trying to be true to only asking one question per question). Our ...
5
votes
1answer
2k views

How does OPTION (FAST 1) actually interact with a client?

This is question 1 of 2 related to OPTION (FAST 1); We've just upgraded our ERP database from SQL 2000 EE to 2008 R2 EE and we've been noticing increased blocking in the database. I've narrowed it ...