Which One is Better? IN or BETWEEN?
I just had an interesting case of performance tuning: a query with multiple predicates on a very large table. Something...
2018-03-21 (first published: 2018-03-09)
4,065 reads
Use Filtered Statistics to Improve Performance on Very Large Tables
Let’s say you have a very large table on a SQL Server 2012 Standard Edition instance. This means: old cardinality...
2018-03-02
354 reads
What is the CXPACKET Wait Type?
This wait type indicates that parallel plans execute on the server. This wait type doesn’t necessarily means there is a...
2018-03-02
695 reads
How to Troubleshoot Waiting Tasks Without Requests in SQL Server?
Usually, when I need to troubleshoot currently running requests, I use a combination of sys.dm_exec_requests and sys.dm_os_waiting_tasks. The former retrieves...
2018-02-01
354 reads
Doing More with Less – My Productivity Guide
Houston, We Have a Problem
We are living in a crazy world. And it just gets more and more crazy all...
2018-01-28
828 reads
How to Size Your Database Files?
Let’s say you need to create a new SQL Server database, which is going to grow very fast, but you...
2018-01-18 (first published: 2018-01-08)
1,715 reads
What is Graph Processing in SQL Server 2017?
There is a growing need for Graph Databases in the market. This is a type of database, which is capable...
2018-01-08
520 reads
What is the Automatic Plan Correction in SQL Server 2017?
SQL Server 2017 brings a new interesting feature, that might be a game changer in some environments. I’m talking about...
2017-12-25
508 reads
SQL Saturday Nepal 2017
I had the honor to visit Nepal and participate in SQL Saturday Nepal 2017. You can visit the event website...
2017-12-23
461 reads
How to Calculate Running Totals in SQL Server
In show #84 of the SQL Server Radio Hebrew Edition, Matan and I talked about how to calculate running totals in SQL...
2017-12-01 (first published: 2017-11-19)
2,821 reads
Blogs
Daily Coping 18 Sep 2020
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Optimize for Unknown for Inline Table-Valued Functions
I had a curious performance issue today. An inline table-valued function (iTVF) was performing...
Daily Coping 17 Sep 2020
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Forums
SQL Query - FULL JOIN multiple tables but return NULL results
Good day! Need help with my sql query code; first FULL JOIN "ILEtransfer" no...
Coping with a working life as an imposter
Comments posted to this topic are about the item Coping with a working life...
SQL Select with condition
Hi, In my sql table, there is a column which have string of text...
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