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SQL Server 2019 (major build version 15.00.xxxx). Please also tag sql-server.

0 votes
1 answer
99 views

Does the length of the fields play a role in index access in MS-SQL?

Last week I had already started two threads dealing with slow SQL selects that probably did not use the index. Today I noticed the following: The customer and the material are involved in almost all i …
SipCat's user avatar
  • 69
0 votes
2 answers
1k views

A slow query on MS-SQL-Server 2019 cannot be optimized

In the following thread I received some important and valuable information on how I can improve a slow query on MS-SQL-Server 2019. However, that didn't do very much. First I deleted all non-clustered …
SipCat's user avatar
  • 69
3 votes
3 answers
136 views

How do I determine the correct index on MS-SQL-Server based on a select?

I have two questions about the index management of MS-SQL-Server 2019 If the term "table scan" appears in the execution plan, is that an indication of a "full table scan", and that means that no inde …
SipCat's user avatar
  • 69
3 votes
6 answers
10k views

MS-SQL-Server 2019 is slower than SQL-Server 2008

Since we updated from SQL Server 2008 to 2019, the queries have become much slower. The following query ran for ten minutes on version 2008. On version 2019 it runs for over 30 minutes. Until yesterda …
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  • 69