Scripts

Technical Article

Query Hierarchical data Using CTE in T-SQL 2005

In response to Sam Stange's "An old and new way to query Hierarchical data", this script uses the new CTE feature of SQL Server 2005 to display the hierarchical data all at once. I have added a check to prevent infinite loop in case there is a loop in the data (actually, there is one […]

(3)

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2007-04-11 (first published: )

1,441 reads

Technical Article

Function Based Index in T-SQL

To build function based index in SQL Server, you can use indexed view (materialized view) or using a computed column. In this script, I give an exmaple of how to use the computed column to implement a function based index on a table to search through a free formated telephone number column. The basic step […]

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2007-04-10 (first published: )

9,263 reads

Technical Article

Script to aid in Indexing Strategy

When AUTOSTATS is used in a database, we can sometimes use these automatically generated statistics to find columns where SQL Server has built statistics on non-indexed columns that may benefit from an index. This script finds these columns and displays the selectivity of them. This script can be useful in troubleshooting poorly performing databases by […]

(1)

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2007-04-09 (first published: )

1,758 reads

Technical Article

Maintenance Plan Cleanup Proc

If you use 2 different maintenance plans (one for full-recovery databases and one for simple-mode databases) this proc can help keep the databases in the right plan. You can schedule this as a job and if anyone changes the recovery mode of a database or adds/removes a database, this proc will ensure that the changes […]

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2007-04-06 (first published: )

1,633 reads

Technical Article

List of RTA numbers based on the lucky number you

Using this procedure you can get the list of 4 digit number and the sum of those 4 digits is equal to your given input number. its helpful when you choose your RTA (Regional Transportation Authority) Vehicle number.Input For this procedure: Single Digit Number (May be your luck number)Output From this procedure: it gives the […]

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2007-04-04 (first published: )

137 reads

Technical Article

Audit SQL Logins

We have auditors in the building, looking at our security (amongst other things). So, we needed an easy way to generate a listing of the SQL logins, and the permissions into each database on our servers (over 70 if them).This script will generate the listings the auditors wanted.

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2007-04-02 (first published: )

5,628 reads

Technical Article

Campare Case Insensitive  CampareCaseInsensitive

Case Insensitive Camparison remains a problem for most developers since SQL Server not supports any built in function for these purpose here is one wich compares varchar strings and returns 1 is mathes and 0 other wiseselect dbo.CampareCaseInsensitive('A','a')

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2007-03-29 (first published: )

87 reads

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The SQL Server 2016 Plan

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Question of the Day

BIT_COUNT() III

In SQL Server 2025, I run this code:

select bit_count(-1)
What is returned?

See possible answers