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12 Mar 2008 I probably wouldn't have remembered NOLOCK if he hadn't brought it up. If you're running a SQL statement for, say, a report, and you know it's going to take a long time to run and be reading lots of records SELECT clicks.
16 Aug 2011 If I run sp_who2 I can see that the SELECT statement is being blocked. If we run our SELECT without NOLOCK we can see the locks that are
16 Oct 2008 NOLOCK makes most SELECT statements faster, because of the lack of shared locks. Also, the lack of issuance of the locks means that writers
30 Nov 2012 The WITH (nolock) hint is an explicit command directed at a specific table [cc lang="sql"] SELECT first_name, last_name, FROM dbo.person p
11 Aug 2017 If no clustered index exists, INDEX(0) forces a table scan and . HOLDLOCK cannot be used in a SELECT statement that includes the FOR
24 Sep 2014 I'm not saying don't ever use the read uncommitted isolation level for any query; the "habit" I am talking about here is not that of using NOLOCK
3 Feb 2016 So the question now is, should you use a WITH (NOLOCK) on tables in your SELECT query? Also, additional SQL Server 2016 resources have
Refer to below SQL script Select Field1, Field2, ( Select Field99 from Table3 with (NoLock) Where . ) Field3 from Table1 with (NOLock) Inner
10 May 2013 Another user fire Select qury same time WITH (NOLOCK) hit and qury run window third and fire the same SELECT query WITH (NOLOCK) hit.
5 Apr 2009 More than once I've looked at a Schema or TSQL Query & thought “Either this Most people think the NOLOCK hint just reads rows & doesn't have to wait Avoid SELECTing a row & then changing it, eg: Instead of SELECT
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