TSQL Archives - Page 3 of 5 - Performance Tuning And Infra Automation

Should we check [context_switches] for SQL Server Query from Performance Point

Hi Friends. If you are wondering if we should check [context_switches] counter for SQL Server Queries while performance tuning, then here is the official verdict from Paul Randal. Thanks Friends!…

Ajay Dwivedi May 27, 2018

TSQL

Starting SQL Server Database Administration Classes from May 2018

Hi Friends, I have finally decided to go with another batch for SQL Server Database Administration from May 2018. This would be 4-month course for 5 days per week with…

Ajay Dwivedi April 20, 2018

Health Check TSQL

SQL Server – Stop Agent Job After Threshold Time and Log the Query Metrics

Being a DBA, I know the pain of a long running job creating performance issues for other jobs and user sessions. For my current organization, I have created below TSQL…

Ajay Dwivedi April 19, 2018

TSQL

SQL Server – Get Database Backup History for Crash Recovery

It is not easy to find out right backups for restore activity when people are watching you during database crash situation. So I have created below TSQL script that would…

Ajay Dwivedi April 18, 2018

Errors TSQL

Error/Fix: Cannot resolve the collation conflict between “Latin1_General_CI_AS” and “SQL_Latin1_General_CP1_CI_AS” in the equal to operation

Recently I was working on a SQL query in my inventory database, and was greeted with below error message:- Cannot resolve the collation conflict between "Latin1_General_CI_AS" and "SQL_Latin1_General_CP1_CI_AS" in the…

Ajay Dwivedi April 15, 2018

TSQL

Script-SQLDatabaseRestore cmdlet in SQLDBATools Module

Restoring multiple databases can be painful especially when each of them have multiple database file(s). Four years back, I wrote TSQL script that would accept database backup path, and result…

Ajay Dwivedi April 14, 2018

Execution Plan Health Check Performance Tuning

What’s Running – Find All Details of Running Queries

I often see DBAs/developer struggling to find what's wrong with query. The first step in troubleshooting queries is finding out information like batch text, query text, batch execution plan, individual…

Ajay Dwivedi March 30, 2018

TSQL

[usp_AnalyzeSpaceCapacity] – SQL Server Space Management Made Easy

DBAs! We all know the pain of creating new data or log files at new location when files on old location are about to full. Post that we have to…

Ajay Dwivedi March 24, 2018

Performance Tuning TSQL

Common Myth: Loop is Always Faster than Cursor

From past few weeks, I have been taking interview for Sr. SQL DBA position in my team. What I found is, even candidates saying that they have expertise in Performance…

Ajay Dwivedi July 22, 2017

Performance Tuning Powershell TSQL

Deploy SQL-Server-First-Responder-Kit with Powershell

There are many tools in market that can help you troubleshoot in specific situations. My personal favorite for finding out issue with SQL Server is SQL-Server-First-Responder-Kit created by Brent Ozar…

Ajay Dwivedi July 19, 2017