Introduction This tutorial includes information about SQL (DDL, DML) that I have gathered during my professional life. This is the minimum you need to know while working with databases....
2019-05-12
What is the maximum number of rows for the Table Value Constructor? And, do different uses of it behave differently?… Continue reading Maximum Number of Rows for the Table...
The...
2019-05-09
2019-05-09
1,228 reads
Itzik Ben-Gan resumes his blog series on T-SQL bugs, pitfalls, and best practices, treating an issue with correlated column references in subqueries.
The post T-SQL bugs, pitfalls and best practices...
2019-05-08
Watch this week’s episode on YouTube. SQL Server Spool operators are a mixed bag. On one hand, they can negatively impact performance when writing data to disk in tempdb....
The...
2019-05-07
A few years back I started running regular SQL workshops in my workplace. Teaching beginners the basics of querying databases with SQL, as well as more advanced topics for...
The...
2019-05-07
Starting with SQL Server 2016, Microsoft provided a STRING_SPLIT function. It is a table-valued function that splits a string into rows of substrings, based on a specified separator character....
2019-05-07
I don’t have a problem with triggers. They get the job done when you need to implement business logic in a hurry, and you’re not allowed to change the...
2019-05-06
Microsoft added support for JSON data beginning with SQL Server 2016. JSON is an open-standard file format consisting of attribute–value pairs and array data types. It is commonly used...
2019-05-06
I found a very interesting SQL question on Twitter recently
2019-04-26
By Steve Jones
I haven’t done one of these in awhile, but I saw an article recently...
In last months one of the scenarios where you can use AI has been...
Comments posted to this topic are about the item Creating JSON II
Comments posted to this topic are about the item Engineer Lessons
On SQL Server 2025, what happens when I run this code:
SELECT JSON_OBJECTAGG( N'City':N'Denver' RETURNING JSON) GOSee possible answers