One of the developers at my company asked is it possible to parse HTML and retrieve only TEXT from it without using regular expression. He wanted to remove everything between < and > and keep only Text. I found the question very interesting and quickly wrote UDF which does not use regular expression. Let us see how to parse HTML without regular expression.
SQL SERVER – sp_HelpText for sp_HelpText – Puzzle
It was interesting to me. I was using sp_HelpText to see the text of the stored procedure. Stored Procedure were different so I had copied sp_HelpText on my clipboard and was pasting it in Query Editor of Management Studio. In rush I typed twice sp_HelpText and hit F5. Result was…
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SQL SERVER – 2005 NorthWind Database or AdventureWorks Database – Samples Databases – Part 2
I have mentioned the history of NorthWind, Pubs and AdventureWorks in my previous post SQL SERVER – 2005 NorthWind Database or AdventureWorks Database – Samples Databases. I have been receiving very frequent request for NorthWind Database for SQL Server 2005 and installation method.
SQL SERVER – Easy Sequence of SELECT FROM JOIN WHERE GROUP BY HAVING ORDER BY
I was called many times by Jr. Programmers in team to debug their SQL. I keep log of most of the problems and review them afterwards. This helps me to evaluate my team and identify most important next thing which I can do to improve the performance and productivity of…
Read MoreSQL SERVER – Recovery Models and Selection
SQL Server offers three recovery models: full recovery, simple recovery and bulk-logged recovery. The recovery models determine how much data loss is acceptable and determines whether and how transaction logs can be backed up. Select Simple Recovery Model if: * Your data is not critical. * Losing all transactions since…
Read MoreSQL SERVER – LEN and DATALENGTH of NULL Simple Example
Simple but interesting – In recent survey I found that many developers making this generic mistake. I have seen following code in periodic code review. (The code below is not actual code, it is simple sample code) DECLARE @MyVar VARCHAR(10) SET @MyVar = NULL IF (LEN(@MyVar) = 0) … I…
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SQL SERVER – Cannot Resolve Collation Conflict For Equal to Operation
Cannot resolve collation conflict for equal to operation. In MS SQL SERVER, the collation can be set at the column level.