T-SQL

Technical Article

An old and new way to query Hierarchical data

  • Script

This script uses an old mathematical way of doing hierarchical queries. The most common way of showing hierarchical data in SQL Server is by creating a stored procedure that calls itself. This is not a recent problem, in fact this programming technique has been around since the first programming languages. By using stacks, you can […]

(1)

You rated this post out of 5. Change rating

2007-05-02 (first published: )

586 reads

Technical Article

Copy rows generator

  • Script

This stored procedure is created from the need to copy rows from a table with new value. The script itself will create stored procedure proc_copyrows.The parameters are@TableName: the table name@FilterField: filter field, default is null, means no filter@SourceValue: the value of filter field from source data to be copied@DestinationValue: the new value of filter field@SourceDB: […]

You rated this post out of 5. Change rating

2004-02-13

265 reads

Technical Article

XTAB - CROSSTAB UTILITY

  • Script

sp_XTAB (prototype) produces pivoted (crosstab) views/output with a minimum of fuss.No messing with code, just tell XTAB what you want to pivot.Tested to 764 pivoted columns, XTAB can generate up to 63000 characters of dynamic sql. Example (deliberately over-simplified)----------------------updated 27 January 2004Use NorthwindEXEC sp_XTAB 'Northwind','xtEMPL_COUNTRY','Orders','EmployeeID','ShipCountry', '', 'OrderID','COUNT','NULL', '', 'SELECT xtEMPL_COUNTRY.* FROM xtEMPL_COUNTRY' -- Include optional […]

You rated this post out of 5. Change rating

2004-01-24

392 reads

Technical Article

UDF For Extracting Actual Time From Two DateTime

  • Script

Hi guys,       I have created a script of User-Defined-Function to extract the calulated time from two given datetime inputs. But you have to pass THREE parameters like :-a)Start Datetimeb)End Datetimec)To display the format either in HH:MM:SS or HH.MM , we    use 'T'(HH:MM:SS) OR 'N'(HH.MM).   Please feel FREE to E-mail me at […]

You rated this post out of 5. Change rating

2004-01-14

140 reads

Technical Article

Generate Random Alphanumeric Strings

  • Script

This script will generate and populate a table variable with a stipulated number of unique 8 randomly generated character alphanumeric values. This can be useful in situations where one has to allocate passwords or unique id to users. It accepts one input parameter "@HowMany int" representing the number of these alphanumeric values to generate; default=500.Usage: […]

You rated this post out of 5. Change rating

2004-07-06 (first published: )

3,477 reads

Blogs

2025 Wrapped for Steve

By

I’ve often done some analysis of my year in different ways. Last year I...

The Book of Redgate: Spread across the world

By

This was Redgate in 2010, spread across the globe. First the EU/US Here’s Asia...

Merry Christmas

By

Today is Christmas and while I do not expect anybody to actual be reading...

Read the latest Blogs

Forums

Finding Motivation

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Finding Motivation

The Last Binary Value of the Year

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The Last Binary Value of...

SQL Art, Part 2: New Year Fireworks in SSMS

By tedo

Comments posted to this topic are about the item SQL Art, Part 2: New...

Visit the forum

Question of the Day

The Last Binary Value of the Year

What does this code return?

SELECT cast(0x2025 AS NVARCHAR(20))
Image 1: Image 2: Image 3: Image 4:

See possible answers