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Technical Article

Manipulating Microsoft SQL Server Using SQL Injection

Focuses on advanced techniques that can be used in an attack on an application utilizing Microsoft SQL Server as a backend. These techniques demonstrate how an attacker could use a SQL Injection vulnerability to retrieve the database content from behind a firewall and penetrate the internal network. Also provided are recommendations on how to prevent such attacks.

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2005-01-05

2,626 reads

Technical Article

Get the Value of a BitMask

This function will take a 64 bitmask string and return the value of bitmask. If you need 128, 256, etc simply change the length of the parameter, being careful to remember you may need to change the return type of int to BigInt if you get too long.

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2005-01-04 (first published: )

266 reads

Technical Article

Get all from Table A that isn't in Table B

A common requirement when building a data warehouse is to be able to get all rows from a staging table where the business key is not in the dimension table. For example, I may want to get all rows from my STG_DATE table where the DateID is not in DIM_DATE.DateID.

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2004-12-29

2,168 reads

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DML Trigger Types

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PostgreSQL in action with Opensearch

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Question of the Day

DML Trigger Types

How many types of DML triggers are there?

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