Does Log Data Belong in a Table or a File?
Today we have a guest editorial that asks how one might want to manage all those logging metrics produced by applications.
Azure Data Factory Incremental Pipeline from Azure SQL Database to Databricks
In this tip find out how to use Azure Data factory to build an incremental pipeline from Azure SQL Database to Databricks.
Sending streaming data from Azure IoT Central to Azure SQL Database
Introduction In my last article, Working with Azure IoT Central at SQLServerCentral, I gave an overview of Azure IoT Central. I had connected my mobile phone as a device to Azure IoT Central and collected the telemetry data. In this article, I will export the telemetry data continuously from Azure IoT Central to Azure SQL […]
Getting Started with Flyway Migrations on PostgreSQL
Phil Factor brings us yet another lesson in Flyway and database migrations. Learn how to use PowerShell with Flyway to run SQL migration scripts that will build, fill and modify a PostgreSQL database.
Issues with SQL Server Permissions to Restore a Database
In this article we look at solving SQL Server database restore issue when backup file does not show up in SSMS restore GUI as well as other permissions issues with backup and restore.
A New Community Summit
The PASS Data Community Summit is coming back this November, and it's free to attend.
Working with Get Metadata Activity in Azure Data Factory
Learn how to gather metadata information about the files being processed in your ADF pipeline.
SQL Compilations/sec is not what you think it is
SQL Server perfmon counters provide a wealth of information about performance. In this article, Fabiano Amorim shows how current wisdom about one counter, SQL Compilations/sec, can sometimes be misleading.
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