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Guest Columnist: Nakul Vachhrajani

SQLServerCentral.com profile

   Items 1 to 8 of 8   
 

Leveraging Constraint Evaluation Sequence in SQL Server

Constraints on a table in SQL Server are evaluated in a specific sequence. Knowing this sequence can help us leverage them to realize various business requirements.  Read more...
By Nakul Vachhrajani 2014/01/27 | Source: SQLServerCentral.com | Category: sql server
Rating: |  Discuss |   Briefcase | 2,611 reads

SQL Server Stored Procedures and SET options

SET options on stored Procedures work a bit different when compared with ad-hoc queries. These differences in behavior are often overlooked when developing the procedures and generating deployment scripts. This mistake can lead to undesired behavior in the application.  Read more...
By Nakul Vachhrajani 2013/08/29 | Source: SQLServerCentral.com | Category: stored procedures
Rating: |  Discuss |   Briefcase | 8,535 reads

HASHBYTES: Is CHECKSUM really required?

When compared with HASHBYTES, CHECKSUM, has a number of drawbacks. Hence, a question that comes up is: Is Checksum really required? In this article, I attempt to answer that question.  Read more...
By Nakul Vachhrajani 2013/03/27 | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 6,749 reads

An in-depth look at change detection in SQL Server - Part 02

Auditing, conflict resolution, tamper & concurrency protection are some of the most common requirements for any enterprise system – this 2-part series presents an in-depth look at the various change detection mechanisms available within SQL Server.  Read more...
By Nakul Vachhrajani 2013/02/19 | Source: SQLServerCentral.com | Category: sql server
Rating: |  Discuss |   Briefcase | 6,023 reads

An in-depth look at change detection in SQL Server - Part 01

Auditing, conflict resolution, tamper & concurrency protection are some of the most common requirements for any enterprise system – this 2-part series presents an in-depth look at the various change detection mechanisms available within SQL Server.  Read more...
By Nakul Vachhrajani 2013/02/12 | Source: SQLServerCentral.com | Category: change detection
Rating: |  Discuss |   Briefcase | 2,905 reads

Never update systems tables directly - a study in Agent job scheduling

It is often recommended that system tables should not be updated directly. Presenting a case in point built around nightly job configuration in order to demonstrate the possible issues with updating system tables directly.  Read more...
By Nakul Vachhrajani 2012/09/17 | Source: SQLServerCentral.com | Category: sql server agent
Rating: |  Discuss |   Briefcase | 4,284 reads

Deleting large number of rows from a table in a VLDB

For enterprise systems, purging data is a reality. Today, we will see some strategies that I recently implemented to make this process work efficiently.  Read more...
By Nakul Vachhrajani 2013/03/08 (first published: 2011/03/24) | Source: SQLServerCentral.com | Category: t-sql
Rating: |  Discuss |   Briefcase | 22,950 reads

Connection Strings 101

This article introduces connection strings and suggests using MDAC to easily write efficient connection strings for those new to SQL Integration.  Read more...
By Nakul Vachhrajani 2010/12/24 | Source: SQLServerCentral.com | Category: connection strings
Rating: |  Discuss |   Briefcase | 4,692 reads
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