spark-dotnet how to manually break a file into rows and columns
I found this question on stack overflow that went something like this:
“I have a file that includes line endings in the wrong place and I need to parse the...
2019-08-06
14 reads
Blog Posts
Weekly reading #24
Hello #SQLFamily! We are packing for the longest trip this year. Next week we will start in Shanghai, then will move to Bangalore for #DPS10 and the last week...
2019-08-06
17 reads
Finding Data Gaps
Quality data is a goal we all strive to attain. Nobody wants to have bad data. Yet, despite our best efforts, the problem of bad data has its way...
2019-08-05 (first published: 2019-07-11)
523 reads
Off-Topic Origem HS-3 Headphones Review
I’m a big fan of music when I’m moving through life, and I use a lot of headphones. Between the gym, travel, and downtime between volleyball matches, I often...
2019-08-05 (first published: 2019-07-30)
264 reads
Understanding Columnstore Indexes in SQL Server Part 3
My last two blogs were on understanding columnstore and creating columnstore indexes. In this post, I will touch on one last topic, when to use columnstore indexes. As noted...
2019-08-05 (first published: 2019-07-17)
650 reads
PASS.ORG–MS Renews #SQLSat Sponsorship and More…
The recent blog post on PASS.org announces that Microsoft has renewed its sponsorship of SQLSaturday events. They are even, at the own discretion, sponsor individual events with more money...
2019-08-03
32 reads
SSMS Keyboard Shortcut Fun
Andrea Allred (@RoyalSQL) just gave her SQL tips and tricks session at SQL Saturday Salt Lake City, and a great time was had by all! I learned some things...
2019-08-03
57 reads
Getting Downtime
It’s been a crazy year, as are many of my years. I tend to like that, because I prefer to be busy rather than idle. That’s good, but I...
2019-08-02
19 reads
Implement DevOps One Step At a Time
In preparation for my upcoming DevOps training days (see the bottom of this post for details) and for some articles I’m working on, I’ve been building all new automation...
2019-08-02 (first published: 2019-07-15)
355 reads
java.lang.ClassNotFoundException: org.apache.spark.deploy.DotnetRunner with 0.4.0 of spark-dotnet
There was a breaking change with version 0.4.0 that changed the name of the class that is used to load the dotnet driver in Apache Spark.
To fix the issue...
2019-08-02
10 reads
Blogs
AI Helps Me with My Sloppiness
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
WITH clause gets a 26ai boost!
By way of background, a while back I did video called “My New Favourite...
Automatic Index Compaction
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
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