Overview PostgreSQL is a free and general purpose open source object-relational database system that uses and extends the SQL language and Python is a high level, interpreted general purpose language. This article covers basic integration of Python with PostgreSQL apparently how we can establish connection with PostgreSQL database using Python program and perform CRUD operations on […]
2021-02-01
6,481 reads
In this tip we look at how to parse the SQL Server error log to only extract the errors and corresponding error messages.
2021-02-01
In this article we look at the different SQL syntax you need to use when updating data when joining tables for SQL Server, Oracle and PostgreSQL.
2021-01-29
In my last article, I wrote about the SQL Memorial structure for publishing information on the Internet for others to view. I had chosen Jekyll as a way of taking information in files and publishing it as a good looking website. However, I don't want to manually run Jekyll and copy the results to a […]
2021-01-28
1,609 reads
Phil Factor demonstrates how to use Extended Events to detect acquisition of Intent locks, and so determine which databases are active or apparently 'dormant', and then on which tables data has been modified recently, or which views and stored procedures have been run.
2021-01-28
New methods and usage for themes were recently introduced for Power BI and in this article we cover how you can use these and customize them for Power BI.
2021-01-28
Introduction One of the projects I've been wanting to tackle for some time is putting up a memorial for those people that our community has lost. I talked about it when Dwain Camps passed, and I kicked myself for not having something available when Tom Roush passed. Recently Gareth Swanepoel suddenly left us after COVID-19 […]
2021-01-27
2,399 reads
SQL Server tech interview questions must be well crafted to make sure the candidate actually knows the topic. In this article, Sergey Gigoyan provides his favorite questions for interviewing SQL Server developers.
2021-01-27
This article is focused on beginners who have already started writing SQL queries and are now diving deep towards more data processing and complex queries in SQL. When we talk about data processing, an important concept that comes to our mind is performing ETL workloads to a data warehouse. ETL is a very complex topic […]
2021-01-26
4,884 reads
Learn how to create charts and graphs with R and how you can use R code in SSMS to generate and save graphs to an external file.
2021-01-26
Reading tutorials is fine. Shipping something is better. If you are trying to break...
By Steve Jones
We work hard at Redgate, though with a good work-life balance. One interesting observation...
By Arun Sirpal
Fourth in a series on Ai and databases. What Read-Only Advisory Actually Means A...
Comments posted to this topic are about the item Liability for AI Errors
Hello , I would like to run a stored procedure on a secondary replica...
Comments posted to this topic are about the item Pro SQL Server Internals
I run this command to start SQLCMD:
sqlcmd -S localhost -E -c "proceed"At the prompt, I type this (the 1> and 2> are prompts):
1> select @@version 2> goWhat happens? See possible answers