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)
4,093 reads
Guy Glantser
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
744 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
356 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
373 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
831 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)
1,721 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
524 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
544 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
463 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)
2,848 reads
Blogs
Visiting with DBAs at midnight : T-SQL Tuesday #153
🎶🎵 Memories, not being alone in the moonlight 🎵🎶 Kevin Kline (blog|twitter) is our...
Working with Neo4j Imports–I HATE CASE SENSITIVITY
By Steve Jones
I’ve been working to better understand graph databases and where they can be useful....
Daily Coping 8 Aug 2022
By Steve Jones
I started to add a daily coping tip to the SQLServerCentral newsletter and to...
Forums
MAX not working with a CTE
I have a query that is supposed to return one patient id but even...
doe it locks my view while checking it ? EXEC sp_refreshview '[View_SCHEMA]'
i have a cursor that runs on all my views and then exec...
Transaction log full error 9002 on Alwayon Availability groups
Hi All, I am looking for some inputs on how to avoid or prevent...
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