T-SQL

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Swap column data due to inserting data into wrong columns for SQL Server table

  • Article

This article is for newbies who have just started their career in SQL development. Everyone might have faced this problem when importing or inserting data into tables when they accidentally put the data in the wrong columns. The first thought would be to delete the data and start over, but in this tip we look at a simple solution to swap the data.

2009-05-13

2,356 reads

SQLServerCentral Article

ROW_NUMBER(): An Efficient Alternative to Subqueries

  • Article

The ROW_NUMBER function has drastically changed the way we can write a number of queries in T-SQL. New author Francis Rodrigues brings us a few places where this function can improve the efficiency of your code.

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2010-01-29 (first published: )

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Question of the Day

Creating JSON III

In a SQL Server 2025 table, called Beer, I have this data:

BeerIDBeerName
1Becks
2Fat Tire
3Mac n Jacks
4Alaskan Amber
8Kirin
I run this code:
SELECT JSON_OBJECTAGG(
    BeerID: BeerName )
FROM beer;
What are the results?

See possible answers