Audit

SQLServerCentral Article

Design your systems and processes for auditability

  • Article

I have worked in more than one regulated industry, and since the banking crisis of 2008, I have witnessed a sea change in the approach to regulation.  The UK Financial Services Authority (FSA) was seen to be a toothless tiger.  The UK government replaced the FSA with two separate bodies, each with its own more […]

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2021-10-25

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Technical Article

Generic trigger for maintaining the Audit Log

  • Script

This trigger will work even if you don't have the primary key on any table. Mechanism to configure the primary key in config table has been provided. This can be very helpful to solve the system audit requirements without much efforts.

Disclaimer : Audit Log trigger has performance overhead. It’s meant for table which is not frequently updated, deleted or inserted. Please take precaution when creating the trigger on the table having too many columns.

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2019-10-15 (first published: )

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SQLServerCentral Article

6 steps to a more secure SQL database

  • Article

Security is often something people think about only after they have had a problem. Given that the average cost of a data breach is $3.92 million (SecurityIntelligence 2019) and ransomware attacks have increased 97% over the past 2 years (PhishMe 2019), the "if it's not broke, don't fix it" approach can clearly be catastrophic. Here […]

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2019-10-07

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Question of the Day

ORDER BY alias

There is a table tmp_tab:

CREATE TABLE tmp_tab (
id int,
val int
);
INSERT INTO tmp_tab VALUES
(1, 1),
(2, NULL),
(3, 3),
(4, 4),
(5, 5);
You want to order the rows ids by the following expression:
    ISNULL(val, id) + 1
Which of the following queries produces the expected ordering and why? (Select all correct)

See possible answers