When Is It Appropriate To Store JSON in SQL Server?
Every once in a while I hear of some technologist say that relational databases are dead; instead, a non-table based NoSQL storage format is the way of the future....
2017-03-14
13 reads
Bert Wagner
The Ultimate SQL Server JSON Cheat Sheet
This post is a reference of my examples for processing JSON data in SQL Server. For more detailed explanations of these functions, please see my post series on JSON...
2017-03-07
127 reads
JSON Support Is The Best New Developer Feature in SQL 2016 — Part 4: Performance Comparisons
This is the fourth article in my series about learning how to use SQL Server 2016's new JSON functions. If you haven't already, you can read Part 1?—?Parsing JSON,...
2017-02-21
21 reads
How SQL 2016's JSON Functionality Will Make You Want To Use JSON
This post is a response to this month's T-SQL Tuesday prompt. T-SQL Tuesday was created by Adam Machanic and is a way for SQL users to share ideas about...
2017-02-14
38 reads
JSON Support Is The Best New Developer Feature in SQL 2016 — Part 3: Updating, Adding, and Deleting…
This is the third article in my series about learning how to use SQL Server 2016's new JSON functions. If you haven't already, you can read Part 1?—?Parsing JSON...
2017-02-07
23 reads
JSON Support Is The Best New Developer Feature in SQL 2016 — Part 2: Creating JSON
This is the second article in my series about learning how to use SQL Server 2016's new JSON functions. If you haven't already, you can read Part 1?—?Parsing JSON.
Part...
2017-01-31
21 reads
JSON Support Is The Best New Developer Feature in SQL 2016 — Overview Part 1: Parsing JSON
As a developer my favorite new feature of SQL Server 2016 is JSON support.
I love JSON in SQL because I already love JSON everywhere outside of SQL: it uses...
2017-01-24
20 reads
Present Like Nobody's Watching
Last week I presented my session High Performance SSRS at the inaugural GroupBy Conference. It was an incredibly fun experience getting to present a topic I'm excited about as...
2017-01-17
12 reads
The Most Lacking Feature In SSRS (7 years and no fix?)
This post is a response to this month's T-SQL Tuesday prompt. T-SQL Tuesday was created by Adam Machanic and is a way for SQL users to share ideas about...
2017-01-10
5 reads
Epic Life Quests
It is easy to get caught up in the daily details of life and not take the time to reflect on longer term goals and accomplishments.
Inspired by Brent Ozar...
2017-01-03
9 reads
Blogs
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
The Goldilocks problem – Materialized Views
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Monday Monitor Tips: Virtual Machine Usage and Cost
By Steve Jones
One of the things I’ve been requesting for a number of years is cost...
Forums
SQL Art, Part 4: Happy 4th of July — A British DBA's Guide to Celebrating a War We Don't Talk About
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
How We Handled a Vendor Retry That Loaded Twice in Snowflake
Comments posted to this topic are about the item How We Handled a Vendor...
Cognitive Coverage
Comments posted to this topic are about the item Cognitive Coverage
Question of the Day
Getting the Average
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers