Columnstore Table Analyzer
As I’ve discussed in some of my previous posts, there are quite a few data types that cannot be part...
2014-07-08
756 reads
Patrick
- Twitter: @patrickkeisler
- Website: https://www.patrickkeisler.com
- LinkedIn: https://www.linkedin.com/in/patrickkeisler/
Columnstore Memory Grant Issue
In a previous post about non-clustered columnstore indexes, I mentioned the creation of an index is a very memory intensive...
2014-06-03
2,137 reads
Comparison of Columnstore Compression
SQL Server 2012 introduced non-clustered columnstore indexes, and SQL Server 2014 gave us clustered columnstore indexes. Both share the same...
2014-05-20
1,815 reads
What is a Non-Clustered Columnstore Index?
First introduced in SQL Server 2012, the Columnstore index is a new in-memory feature that allows for the creation of...
2014-04-29
5,523 reads
The system_health Extended Event Session
When I first started poking around in SQL Server 2012, I noticed an extended event session called “system_health” was created...
2014-04-21 (first published: 2014-04-08)
4,034 reads
How Long is that SQL Command Going to Take?
Have you ever needed to restore a large database while someone is standing over your shoulder asking “How long is...
2014-03-04
3,218 reads
My Experience Aboard SQL Cruise 2014
Where do I begin? First let me say, WOW what an experience!
How it All Began
When I first heard about SQL...
2014-02-11
1,363 reads
Collecting Historical IO File Statistics
In a previous post, Collecting Historical Wait Statistics, I discussed how you can easily collect historical wait stats by using...
2013-12-17
1,437 reads
Collecting Historical Wait Statistics
As a DBA, I'm sure you've heard many times to always check the sys.dm_os_wait_stats DMV to help diagnose performance issues...
2013-12-16 (first published: 2013-12-11)
2,458 reads
In-Memory OLTP and the Identity Column
Over the past month I've been playing around with the new In-Memory OLTP (code name: "Hekaton") features within SQL Server...
2013-11-12
1,484 reads
Blogs
AI Step 1
By Vinay Thakur
As this is an Artificial Intelligence (AI) World, things are changing. We can see that...
Beginner’s Guide: Building a Dockerized Todo App with React, Chakra UI, and Rust for Backend
In a containerized app, React and Chakra UI provide a robust and accessible user...
A New Word: Nachlophobia
By Steve Jones
nachlophobia – n. the fear that your deepest connections with people are ultimately pretty...
Forums
identify consecutive records greater than 1
Hello I need help identifying all records that have consecutive hours (time in order)...
Call dynamic sql storedprocedure from SSIS execute sql task
hi, I have a table called Rules Create table Rules ( Id int ,...
Migrating database with many orphan users.
I am currently upgrading a very old database running SQL Server 2008 to SQL...
Question of the Day
The Funny SELECTs
What is returned from this query?
SELECT
( SELECT COUNT (*) FROM Sales.SalesOrderHeader AS soh
WHERE soh.OrderDate >= '01/01/2011' AND soh.OrderDate < '01/01/2012') AS OrdersIn2011
, ( SELECT COUNT (*) FROM Sales.SalesOrderHeader AS soh
WHERE soh.OrderDate >= '01/01/2012' AND soh.OrderDate < '01/01/2013') AS OrdersIn2012
, ( SELECT COUNT (*) FROM Sales.SalesOrderHeader AS soh
WHERE soh.OrderDate >= '01/01/2013' AND soh.OrderDate < '01/01/2014') AS OrdersIn2013; See possible answers