Getting Approximate Count in Microsoft SQL Server
Sometimes performance is more important than exact accuracy. Learn how to get an approximate count in SQL Server with better performance.
2019-02-26
5,395 reads
count()
2018-02-09
1,054 reads
2018-02-02
1,111 reads
2018-01-26
1,104 reads
2018-01-19
1,170 reads
2015-02-02
2,360 reads
2015-01-23
2,617 reads
2015-01-22
2,424 reads
2015-01-21
2,570 reads
2015-01-14
2,549 reads
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Question of the Day
Fixing the Error
On SQL Server 2025, I have a database that has this collation: SQL_Latin1_General_CP1_CI_AS. I decide I want to run this code:
SELECT UNISTR('*3041*308A*304C*3068 and good night', '*') AS 'A Classic';
I get this error:Msg 9844, Level 16, State 4, Line 24 The char/varchar input type uses an unsupported collation. Only a UTF8 collation is supported with char/varchar input type in UNISTR function.What is the easiest way to fix this error? See possible answers