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May31

SQL SERVER – Retrieve Information of SQL Server Agent Jobs

Pinal Dave
SQL Tips and Tricks
SQL Scripts, SQL Server, SQL Server Agent, SQL Stored Procedure
11 Comments

sp_help_job returns information about SQL Server Agent jobs in msdb. Run it with no parameters to list every job, plus a few related Agent posts.

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May31

SQL SERVER – 2005 Change Database Compatible Level – Backward Compatibility – Part 2 – Management Studio

Pinal Dave
SQL Tips and Tricks
Compatibility Level, SQL Server Management Studio
9 Comments

How to change database compatible level in SQL Server Management Studio: right click the database, open Properties, then Options, and pick the level you need.

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May31

SQL SERVER – Primary Key Must Not Contain NULL – Primary Key are NOT NULL

Pinal Dave
SQL Tips and Tricks
SQL Constraint and Keys
18 Comments

Can you have a nullable primary key? No. A primary key must not contain NULL: Allow Nulls cannot be set on its columns, and all values must be unique.

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May30

What Hiring Managers Look for in a DBA

Pinal Dave
SQL Interview Questions and Answers
Career Advice, DBA, Professional Development, SQL Backup and Restore
No Comments

Hiring managers look for DBAs who can restore data, stay calm under pressure, explain tradeoffs, and show evidence of sound operations.

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May30

SQL SERVER – Trace Flags – DBCC TRACEON

Pinal Dave
SQL Tips and Tricks
SQL Scripts, SQL Server DBCC
6 Comments

Trace flags let a DBA turn a database function on or off for a while. How to use DBCC TRACEON and TRACEOFF, with deadlock trace flag 1205 as the example.

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May30

SQL SERVER – Fix : Error : Server: Msg 544, Level 16, State 1, Line 1 Cannot insert explicit value for identity column in table

Pinal Dave
SQL Tips and Tricks
SQL Error Messages, SQL Identity, SQL Scripts
2 Comments

Msg 544, cannot insert explicit value for identity column, happens when IDENTITY_INSERT is OFF. Turn it ON, insert your rows, then turn it OFF again.

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May29

SQL SERVER – 2005 Change Database Compatible Level – Backward Compatibility

Pinal Dave
SQL Tips and Tricks
Compatibility Level, SQL Scripts, SQL Stored Procedure
127 Comments

Use sp_dbcmptlevel to change the database compatible level, like 80 for SQL Server 2000 or 90 for 2005, plus the three step best practice to do it.

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Pinal Dave

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Who We Are

Pinal Dave is an SQL Server Performance Tuning Expert and independent consultant with over 24 years of hands-on experience. He holds a Masters of Science degree and numerous database certifications.

Pinal has authored 19 books and 125 Pluralsight courses. To freely share his knowledge and help others build their expertise, Pinal has also written more than 5,800 database tech articles on his blog at https://blog.sqlauthority.com.

Pinal is also a CrossFit Level 1 Trainer (CF-L1) and CrossFit Level 2 Trainer (CF-L2).


Nupur Dave is a social media enthusiast and an independent consultant. She primarily focuses on the database domain, helping clients build short and long-term multi-channel campaigns to drive leads for their sales pipeline.


Shaivi Pinalkumar Dave is a book author and a women’s artistic gymnast.

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