T-SQL

Technical Article

Function To Retrieve Last Index

  • Script

This Function Enables the user to retrieve the Last Index of the character/string in a predetermined string.Eg If you want search for the Last Occurance of 'SQL' in 'SQL SERVER2000 USES ANSI SQL' thenSELECT dbo.LastIndexOf('SQL SERVER2000 USES ANSI SQL','SQL')will return 26.Tested Only in SQL SERVER2000

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2004-03-25

2,819 reads

Technical Article

Funcs for Date Formatting (Like Oracle TO_CHAR)

  • Script

Function RJZeroN is used for formatting integer numbers as right-justified strings with leading zeroes according to a specified size (max 20 characters which will hold the largest BIGINT value).  A NULL value is returned if the formatting cannot be done according to the values specified.Example: Format a 3-digit number as a 7-character numberstring with leading […]

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2004-03-24

968 reads

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 […]

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2007-05-02 (first published: )

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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: […]

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2004-02-13

276 reads

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Question of the Day

Transaction Log Truncation

In SQL Server 2025, where can I find information about items that prevent or delay the transaction log truncation?

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