Query Performance Tuning with Filtered Statistics
Introduction I recently got a call from our DBA telling me that the CPU usage is hitting 100% on the DB server and the ETL process runs for more...
2019-09-04 (first published: 2019-08-26)
671 reads
Joyful Craftsmen Blog
How to get Live Execution Plan using Extended Events
Introduction
Have you ever found yourself in a situation where you were supposed to troubleshoot a long running expensive query that...
2019-03-06 (first published: 2019-02-19)
5,477 reads
Extended Events: Detect Implicit Conversions that affect execution plans
Implicit Conversions – Introduction
In this blog post, I’ll explain and demonstrate how to use Extended Events to detect Implicit Conversions that...
2019-01-24 (first published: 2019-01-15)
2,676 reads
Clustered Column Store Load Pitfalls – Magic number 64 when using WHERE IN clause
The Problem
During our workload we have recognized a difference in performance for queries using IN clause. We are building query...
2018-12-18
154 reads
Watch out – new Database Level Health Detection can send your AOAG down!
Background
In the past, Windows Server Failover Clustering (WSFC) cluster only monitored the health of your entire Always On Availability Groups...
2018-11-20
282 reads
Failed Installation of SQL Server Cumulative Updates Debugged
Background
Our customer has recently experienced an issue during the installation of the latest cumulative updates in their SQL Server environment....
2018-11-05
580 reads
DAX – Cumulative Total and Blank Handling
When developing DAX measure, you should be aware that Blank value behavior might be similarly insidious as NULL value in...
2018-10-23
402 reads
Internal Query Processor Error Debugged
In Joyful Craftsmen we provide, among other things, technical support to our customers, which from time to time involves us...
2018-10-16
725 reads
CCI – Data Loading considerations with Partitioned Tables and CCI
Introduction
In this blog post, I would like to describe two case scenarios of bulk loading data, using SSIS, into a...
2018-10-10
251 reads
CCI Bulk Load Pitfalls 2 – Parametrization of Dynamic SQL
Intro
In the last blog I showed how important statistics are for CCI bulk load even on small tables. This time...
2018-09-26
138 reads
Blogs
Creating an Empty Repo in GitHub–#SQLNewBlogger
By Steve Jones
I saw someone struggling with getting started with a Visual Studio project and Azure...
Product Review: DataVeil
By Brian Kelley
If you’re looking at data masking tools, I recently was able to review the...
The Last Price Bump for the Data Community Summit
By Steve Jones
This week the cost of the PASS Data Community Summit jumps up to full...
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