T-SQL for UDFs
SQL Server has plenty of built-in functions, but sometimes we just have to combine some of them to create functions for...
2016-01-15
108 reads
Igor Micev
T-SQL for UDFs
SQL Server has plenty of built-in functions, but sometimes we just have to combine some of them to create functions for our purposes. Such one, for example, is the function...
2016-01-15
2 reads
T-SQL for UDFs
SQL Server has plenty of built-in functions, but sometimes we just have to combine some of them to create functions for our purposes. Such one, for example, is the function...
2016-01-15
6 reads
Bad queries!!!
Once it happend quite a black Friday for my environment after a deployment. The application got sucked so that becoming worst and...
2015-12-25
128 reads
How a Bad query can rise up your CPU to ceiling
Once it happened quite a black Friday for my environment after a deployment. The application got sucked so that becoming worst and...
2015-12-25
99 reads
How a Bad query can rise up your CPU to ceiling
Once it happened quite a black Friday for my environment after a deployment. The application got sucked so that becoming worst and worst. The average CPU raised over 80% (Figure 1)....
2015-12-25
4 reads
How a Bad query can rise up your CPU to ceiling
Once it happened quite a black Friday for my environment after a deployment. The application got sucked so that becoming worst and worst. The average CPU raised over 80% (Figure 1)....
2015-12-25
2 reads
Sql Hints #1 - Don’t update Primary Key values
Recently I had the chance to take a look at a problematic query in an application. I caught the query...
2015-11-11
110 reads
Why you should not update Primary Key values
Recently I had the chance to take a look at a problematic query in an application. I caught the query...
2015-11-11
3,227 reads
Why you should not update Primary Key values
Recently I had the chance to take a look at a problematic query in an application. I caught the query in profiler and it’s the following: [crayon-5e81b52edda2c602772598/] The query...
2015-11-11
4 reads
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Creating JSON II
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Question of the Day
Creating JSON II
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers