(last updated: 2021-09-01 @ 14:18 ET / 2021-09-01 @ 18:18 UTC ) In my previous post, SSMS and SQLCMD: Prevent T-SQL Batch From Not Only Executing, but Also From...
2021-08-31
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(last updated: 2021-08-13 @ 19:50 ET / 2021-08-13 @ 23:50 UTC ) In a previous post, Prevent Full Script Execution (Understanding and Using PARSEONLY and NOEXEC), I explained how...
2021-08-25 (first published: 2021-08-13)
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(last updated: 2021-07-02 @ 19:55 EST / 2021-07-02 @ 23:55 UTC ) The sysname data type (in SQL Server) is a system-provided, though not built-in, alias for NVARCHAR(128). This...
2021-07-02
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(last updated: 2021-05-31 @ 19:00 EST / 2021-05-31 @ 23:00 UTC ) Many of us that work with Microsoft SQL Server, especially those of us working on systems with...
2021-05-21
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Presenting about Module Signing at "Data Architecture Day" this Saturday (May 16th) at 4:10 PM EDT… Continue reading Presenting at “Data Architecture Day” this Saturday (May 16th) at 4:10...
2020-05-14
24 reads
sys.xp_delete_files and 'allow filesystem enumeration': two new undocumented items in SQL Server 2019… Continue reading sys.xp_delete_files and ‘allow filesystem enumeration’: two new undocumented items in SQL Server 2019 ?
2020-01-27
487 reads
Is EXISTS(SELECT 1 ...) better than EXISTS(SELECT * ...)? Who would know better than SQL Server?… Continue reading Actual Difference Between EXISTS(SELECT 1 …), EXISTS(SELECT * …), and EXISTS(SELECT...
2020-02-03 (first published: 2020-01-24)
3,158 reads
A Completely Complete Guide to how many bytes are used to represent characters in the T-SQL string datatypes… Continue reading How Many Bytes Per Character in SQL Server: a...
2019-12-04 (first published: 2019-11-22)
3,756 reads
A misguided attempt to improve security that not only increases the chances of SQL Injection, but also prevented useful changes from being made.… Continue reading Feature Restrictions in...
2019-08-19 (first published: 2019-08-05)
1,186 reads
Specific String Pattern Magically Hidden From Step Output in SQL Agent History. Who Knew?… Continue reading Specific String Pattern Magically Hidden From Step Output in SQL Agent History ?
2019-06-21
153 reads
By Steve Jones
I get asked questions by salespeople all the time. Usually this is because a...
By Steve Jones
jouska – a hypothetical conversation that you compulsively play out in your head –...
The invitation this month for #PGSqlPhriday comes from Dian Fay. The topic is pretty...
I've noticed in one of our applications a cursor uses operation 40 and that...
Ok, need someone to talk me off the cursor ledge on this one. I...
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