Stairway to U-SQL Level 19: Azure Data Lake Metadata with PowerShell
Need to inspect your Data Lake objects and files? Want to automate the process? Find out how with PowerShell.
2018-03-07
602 reads
Mike McQuillan
Stairway to U-SQL Level 17: Executing U-SQL Jobs with PowerShell
Automate your Data Lake with PowerShell! Learn how PowerShell can be used to execute U-SQL scripts, as well as a few other little tricks.
2017-09-20
1,100 reads
Stairway to U-SQL Level 15: U-SQL Global Scalar Functions With C#
In this article, see how to created shared functions using C# assemblies in U-SQL.
2017-06-14
927 reads
Stairway to U-SQL Level 14: Local U-SQL Scalar Functions with C#
Learn how U-SQL leverages C# to support flexible scalar functions in your scripts.
2017-05-31
1,171 reads
Stairway to U-SQL Level 13: SQL.MAP
We met SQL.ARRAY in the last step. Now say hello to SQL.MAP, which can store pairs of values.
2017-03-01
1,685 reads
Stairway to U-SQL Level 12: SQL.ARRAY and CROSS APPLY EXPLODE
U-SQL introduces two new data types - SQL.ARRAY and SQL.MAP. Here, we look at what we can do with SQL.ARRAY and the CROSS APPLY EXPLODE expression.
2017-01-11
2,862 reads
Stairway to U-SQL Level 11: Stored Procedures
To finish off our look at the core database objects, we inspect how the venerable stored procedure works in U-SQL.
2016-11-16
2,199 reads
Using OVER() to Remove Duplicate Rows
Tables used purely for reporting sometimes lack a unique identifier. Find out how to remove duplicates from such a table when data loads go bad.
2016-11-08
6,955 reads
Using OVER() to Fix Bad Version Numbers
See how the OVER() clause was used in a live system to fix overlapping field version numbers.
2016-10-17
2,396 reads
Stairway to U-SQL Level 10: Table-Valued Functions and UDTs
Table-Valued Functions and User-Defined Types can help you write parameterised U-SQL views in an elegant manner. They also aid code reuse.
2016-10-12
2,868 reads
Blogs
Identity Columns Can’t Be Updated: #SQLNewBlogger
By Steve Jones
I’m not sure I knew identity column values could not be updated. I ran...
Rolling Back a Broken Release
By Steve Jones
We had an interesting discussion about deployments in databases and how you go forward...
A bespoke reporting solution doesn’t have to cost the earth
By ChrisJenkins
You could be tolerating limited reporting because there isn’t an off the shelf solution...
Forums
Can someone please explain what happens?
I have mentioned this several times over several years. Can someone please help me...
SELECT COUNT(DISTINCT) returns null when nothing is found instead of 0
SELECT COUNT(DISTINCT Component) AS Found FROM tblComponents WHERE(Component NOT LIKE '%[a-z]%') AND(LTRIM(RTRIM(Component)) = 'GM13622')...
Remotely Engineer Fabric Lakehouse objects: The Fabric Modern Data Platform
Comments posted to this topic are about the item Remotely Engineer Fabric Lakehouse objects:...
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 8KirinI run this code:
SELECT JSON_OBJECTAGG(
BeerID: BeerName )
FROM beer;
What are the results? See possible answers