Parameter Sniffing In Action
This article will demonstrate what is parameter sniffing and how can it can kill performance
How to determine SQL Server database transaction log usage
One crucial aspect of all databases is the transaction log. The transaction log is used to write all transactions prior to committing the data to the data file. In some circumstances the transaction logs can get quite large and not knowing what is in the transaction log or how much space is being used can become a problem. So how to you determine how much of the transaction log is being used and what portions are being used?
Tell the Judge You Have No Backup
The NYPD is claiming there isn't a backup for one of their databases.
9 New Features with SQL Server 2017
Microsoft has added a ton of new features in SQL Server 2017, including expanded operating system support, Graph database capability, Python support, and more. Join Greg Larsen as he explores nine of these new features.
A Tale of Partition Schemes and Disappearing Dragons
A tale in which is detailed how I used SWITCH PARTITION to efficiently load my data and save myself from the flaming jaws of death.
The Remote Balance
Telecommuting and remote work are growing in many fields, but especially technology. However the practice needs to be balanced with the notion that you still have a life outside of work.
Overview of Azure Data Lake
Azure Data Lake stores petabytes of data and analyzes trillions of objects in one place with no constraints. Data Lake Store can store any type of data including massive data like high-resolution video, medical data, and data from a wide variety of industries. Data Lake Store scales throughput to support any size of analytic workload with low latency. Read on to learn more.
Top Talent Leaves
Why do employees leave their companies? There are a variety of reasons, but when your most talented people leave, that's a concern. Steve Jones comments on what we might do about this.
Simple SQL: Random Thoughts
How does one get a truly random sample of data of a certain size from a SQL Server database table. Well, there are simple non-portable tricks one can use, such as the NewID() function, but then refining those can be tricky. Take the Rand() function for a start. Can it really provide you with a truly random number? Why doesn't the TABLESAMPLE clause give you a set number of rows? Joe Celko scratches his head a bit, explains some of the issues and invites some suggestions and tricks from readers.
Blogs
T-SQL Tuesday #198 Roundup: How Do You Detect Data Changes?
Thank you to everyone who participated in T-SQL Tuesday #198! When I wrote the...
Optimizing Redshift Performance by Configuring WLM Queues
Efficient query performance in Amazon Redshift often comes down to how well you manage...
PowerShell Strikes Back: Return of the Loop
By gbargsley
Welcome back to PowerShell Strikes Back. We’re three weeks in, and the training is...
Forums
Stairway to Reliable Database Deployment Level 3 – Rehearsing Changesets Across Environments
Comments posted to this topic are about the item Stairway to Reliable Database Deployment...
QUOTENAME Quote Parameters
Comments posted to this topic are about the item QUOTENAME Quote Parameters
Limit the Blast Radius
Comments posted to this topic are about the item Limit the Blast Radius
Question of the Day
QUOTENAME Quote Parameters
When I use QUOTENAME(), I can optionally provide the character used to surround the string in the result. Can I use any character?
See possible answers