SQL Tips and Tricks Archives - Page 184 of 536 - SQL Authority with Pinal Dave

SQL SERVER – Fix – Error 1759 Computed column in table is not allowed to be used in another computed-column definition

April 6, 2014

This is a very common error with beginning developers when they start working with computed columns. When a new developer finds a joy of computed column, it is very natural to use the same computed column for other columns. However, a computed column cannot be used in another computed column…

SQL SERVER – Unable to ALTER Computed Column in SQL Server – How to ALTER Computed Column

April 5, 2014

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

A Very common question, I often receive is Q: “How to ALTER computed columns?” A: There is NO way to alter computed column. You will have to drop and recreate it. Here is a demonstration of it. If you try to alter the computed column it will throw following error.…

SQL SERVER – Finding Last Backup Time for All Database – Last Full, Differential and Log Backup

April 4, 2014

Pinal Dave

SQL Tips and Tricks

SQL Backup, SQL Scripts, SQL Server

About four years ago, I wrote a blog post where I posted a script about finding backup time for all the databases. You can see the blog post over here SQL SERVER – Finding Last Backup Time for All Database. It has been a very popular script. However, this script was just giving details about last full backup time. SQL Expert Sravani has posted a fantastic script which also displays last full, differential and log backup for the database.

Developer – How To Market Yourself as a Software Developer

April 2, 2014

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Best Practices

“Everybody wants to make money and build a successful environment around and it is a universal truth my friend”, John mentioned to me while we were talking on Skype earlier this year. Conversation: John and Pinal John is the founder of simpleprogrammer.com and a very close friend of mine. We…

MySQL – List User Defined Tables – Two Methods

April 1, 2014

Pinal Dave

SQL Tips and Tricks

MySQL, SQL Scripts, SQL Server, SQL System Table

There are different methods to list out user defined tables in MySQL. We will see two methods in this post.

Let us create the following tables in the database named Test

SQL SERVER – How to Detect Schema Change Across Two Servers

March 31, 2014

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

If you are database developer or database administrator, you will absolutely feel the story. You can download the software discussed in this blog post to play it along. Story of My Early Career A very interesting scenario, I have encountered in my earlier career. In earlier days, we used to…

SQL SERVER – Q and A from Facebook Page

March 30, 2014

Pinal Dave

SQL, SQL Server, SQL Tips and Tricks

Social media has changed everything, there were times when we used to send emails but nowadays things have changed. We all have many different ways to connect with each other. Here are a few questions which I have received on the Facebook Page in the month of the march and…