Advanced Databricks Lakehouse Capabilities
Learn about several different aspects of Databricks Lakehouse such as encryption, row level security, visually viewing query plans, SQL merge, change data capture and more.
2022-06-03
Additional Articles
Combinations, permutations, and derangements
Joe Celko explains how several mathematical concepts, combinations, permutations, and derangements, relate to databases.
2022-06-01
Managing Database Code Quality in a Flyway Development
In this article, I'll discuss the most important quality metrics for a database development, and then practical ways to ensure that a Flyway-managed database is designed and implemented to a high enough standard that it is reliable to use.
2022-06-01
Getting Started with Flyway and any RDBMS
How to get started with Flyway, as simply as possible, using PowerShell. This article provides a practice set of Flyway migration scripts that will build the original pubs database on either SQL Server, PostgreSQL, MySQL, MariaDB or SQLite and then migrate it from version to version, making a series of improvements to its schema design.
2022-05-30
Search all String Columns in all SQL Server Tables or Views
In this article we look at T-SQL script you can use to search for a string in every table and view in every database or in a specific database.
2022-05-30
Memory profiling in Python with tracemalloc
You can find memory leaks in Python code with tracemalloc. In this article, Priyanka Nawalramka demonstrates how to use tracemalloc to find the leaks.
2022-05-27
Simple Reporting with Flyway and Database Models
If you can generate a file-based (JSON) model for each new version of a database, produced by a Flyway migration, then you have an easy way to run simple reports to help you search, list, and understand the structure of these databases. I'll show how to produce the models using PowerShell and then run some queries against them to generate the reports.
2022-05-27
Oracle optimizer removing or coalescing subqueries
The Oracle optimizer often changes the query to get better performance. In this article, Jonathan Lewis explains two more optimizations involving subqueries.
2022-05-25
Sharing SQL Prompt Code Snippets and Styles via the Redgate Platform
SQL Prompt users can now share formatting style or code snippets in designated Team spaces on the Redgate Platform. Louis Davidson explains how it works.
2022-05-25
Database DevOps: Standardize, Automate, Monitor & Protect
See how our end-to-end framework for extending DevOps to your database enables your organization to balance the demand to deliver software fast with the need to protect and preserve business critical data.
2022-05-23
Blogs
No Shortcuts for the SQLCMD Batch Terminator: #SQLNewBlogger
By Steve Jones
I was messing around with SQLCMD and I realized something I hadn’t known. I’ve...
Where Is My SQL Agent? Running Scheduled Jobs Against Azure SQL Database
By gbargsley
One of the first things I review when I inherit a new SQL Server...
AgentDBA vs Critical SQL Server
By Arun Sirpal
It’s 07:43. Someone’s already left a message. “Something’s wrong with the DB server.” You...
Forums
Increment a number in a SQL Query based on a value
I have an issue where I have a Bill of Material list of items...
Follow Your Hunch
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What Happens When You Ask a Local AI to Query Your Database?
Comments posted to this topic are about the item What Happens When You Ask...
Question of the Day
Detecting Characters
I have a SQL Server 2022 English default installation on a server. I want to detect if there are any upper case characters in rows and I have this code:
SELECT CustomerNameID,
CustomerName
FROM dbo.CustomerName
WHERE CustomerName = LOWER(CustomerName)
Here is the sample data I am testing with:
CustomerNameID CustomerName 1 John Smith 2 Sarah Johnson 3 MICHAEL WILLIAMS 4 JENNIFER BROWN 5 david jones 6 emily davis 7 Robert Miller 8 LISA WILSON 9 christopher moore 10 Amanda TaylorHow many rows are returned? See possible answers