Tag Archives: T-SQL
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Tales of a DBA fed up with NOLOCK. Part 1
44February 16, 2015 by Kenneth Fisher
Nov 12, 2014 Dear Diary, They asked for help again. Every now and again everything slows down and they see …
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Dealing with layered function calls
5February 5, 2015 by Kenneth Fisher
T-SQL is not the best language in the world for formatting strings. It can be done, but typically you are …
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SQL Judo’s Monthly Challenge – February 2014 – KILL with the DAC
1January 26, 2015 by Kenneth Fisher
Every month SQL Judo (Russ Thomas) (b/t) challenges us to do his Monthly DBA Challenge. I’ve decided it would be …
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Constraint names, Say NO to the default
14January 21, 2015 by Kenneth Fisher
Have you ever seen a constraint with a name like PK__TableNam__EA185FBF8FF1529D? It’s kind of funny looking right? I mean it …
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Except and Intersect
7January 19, 2015 by Kenneth Fisher
EXCEPT and INTERSECT are two uncommon commands. Not that they do anything odd but they aren’t exactly well known in …
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Pagination in SQL Server
5January 15, 2015 by Kenneth Fisher
It amazes me how much easier certain tasks have gotten in SQL Server. I was watching the Nov 2014 SQL …
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Finding the reason for the error “Subquery returned more than 1 value”
1January 7, 2015 by Kenneth Fisher
First this type of error is because a subquery returned more than one row when it wasn’t allowed to. In …
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Does a clustered index sort the rows within a page
Leave a commentDecember 15, 2014 by Kenneth Fisher
This is just something I was curious about. I ran my tests and got an answer and now I thought …
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DROP INDEX and CREATE INDEX vs ALTER INDEX REBUILD
6December 11, 2014 by Kenneth Fisher
I saw someone ask a few weeks ago if it was faster to drop and re-create an index or do …
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INSERT INTO SELECT vs SELECT INTO
5December 3, 2014 by Kenneth Fisher
INSERT INTO SELECT and SELECT INTO may be very similar commands but they have some important differences. Every now and …
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SQL Studies 