SQL Performance Archives - Page 80 of 100 - SQL Authority with Pinal Dave

SQL SERVER – 2008 – 2005 – Rebuild Every Index of All Tables of Database – Rebuild Index with FillFactor

January 30, 2009

SQL, SQL Performance, SQL Server, SQL Tips and Tricks, SQLAuthority News

I just wrote down following script very quickly for one of the project which I am working on. The requirement of the project was that every index existed in database should be rebuilt with fillfactor of 80. One common question I receive why fillfactor 80, answer is I just think…

SQL SERVER – Shrinking NDF and MDF Files – A Safe Operation

January 25, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

SQL Data Storage, SQL Scripts, SQL Server DBCC, SQL Server Security

Just a day ago I have received following email from Siddhi and I found it interesting so I am sharing with all of you. Hello Pinal, I have seen many blogs from you on SQL server and i have always found them useful and easy to understand. Thanks for all…

SQL SERVER – 2008 – 2005 – Find Longest Running Query – TSQL – Part 2

January 23, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

Best Practices, SQL Scripts, SQL Server DBCC, SQL System Table

Just another day I was playing with my query which I posted earlier SQL SERVER – 2008 – 2005 – Find Longest Running Query – TSQL and I found that I got error devide by zero. I have fixed this error in following query as well I have updated query…

SQL SERVER – Rules for Optimizining Any Query – Best Practices for Query Optimization

January 20, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

Best Practices, SQL Scripts

This subject is very deep subject but today we will see it very quickly and most important points. May be following up on few of the points of this point will help users to right away improve the performance of query. In this article I am not focusing on in…

SQLAuthority News – CWE/SANS TOP 25 Most Dangerous Programming Errors

January 19, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks, SQLAuthority News

SQL Error Messages, SQL Server Security

I just came across very interesting article from SANS Institute. Experts from more than 30 US and international cyber security organizations have released list of 25 most dangerous programming errors and their resolution. It may be possible that many of the programmers may not understand what this errors are and…

SQL SERVER – Difference Between Index Scan and Index Seek

January 18, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

SQL Index, SQL Scripts

I have explained the concept of Index Scan and Index Seek earlier but I keep on receiving the same question again and again. Let us today look into it with little more depth. Before we go over the concept of scan and seek we need to understand what SQL Server…

SQL SERVER – sqlcmd – Using a Dedicated Administrator Connection to Kill Currently Running Query

January 9, 2009

Pinal Dave

SQL, SQL Performance, SQL Server, SQL Tips and Tricks

SQL Scripts, SQL Server Security, SQL Utility, sqlcmd

People are judged from their questions and not their answers. I received wonderful question the other day. How sqlcmd can be used along with currently running query script posted on your blog? Please read following two posts before continuing this article as they cover background of this article. SQL SERVER…