Many production databases have failed embarrassingly as a result of INSERT code that omits a column list, usually in mysterious ways and often without generating errors. Phil Factor demonstrates the problem, and advocates a 'defense-in-depth' approach to writing SQL, in order to avoid it.
2019-05-28
This article describes about the understanding Machine Learning and bits of Artificial Intelligence as it’s a superset of Machine Learning.
2019-05-27 (first published: 2018-03-06)
9,373 reads
Power BI is an excellent tool for departments or small organisations getting started with their BI solution. Unless some time is spent organising the solution, however, it can become cluttered. In this article, Gogula Aryalingam explains how to streamline the solution to keep it organized and efficient.
2019-05-27
If Prompt warns you of use of the asterisk, or 'star' (*), in SELECT statements, consider replacing it with an explicit column list. It will prevent unnecessary network load and query performance problems, and avoid problems if the column order changes, when inserting into a table.
2019-05-27
Learn how to get your custom messages from an existing instance and add them to a new instance.
2019-05-24 (first published: 2017-11-16)
7,818 reads
When you build a VM for SQL Server in Amazon EC2, Azure VMs, or Google Compute Engine, it’s all too easy to overlook the CPU speeds that you’re getting. Brent Ozar explains when to stop and check the VM type you used when building this VM.
2019-05-24
1,077 reads
For application developers it is unthinkable to work without version control. Yet, only 55% of database developers are version controlling their database changes? Mary Robbins provides six reasons why you should version control your database.
2019-05-24
Learn how you can configure clean and size management for your SSIS catalog database.
2019-05-23
14,371 reads
It seems that SQL Server developers avoid stored procedures whenever possible, especially if they are new to the product. Kathi Kellenberger brings us a basic article that you can give to developers that explains the basics of how you use parameters with ADO.NET, especially output parameters.
2019-05-23 (first published: 2005-08-08)
119,691 reads
Learning programming logic and syntax is just the beginning. In this article, David Njoku talks about how to debug and troubleshoot errors as a new developer.
2019-05-23
432 reads
By Steve Jones
In a previous post, I deployed a model to a database using SQL Compare...
By SQLPals
Reality (And Limits) of Instant File Initialization for Transaction Logs in SQL Server 2022 ...
By Steve Jones
Last week I spent a few days in Cambridge, UK for the Redgate Company...
Comments posted to this topic are about the item Adding and Dropping Columns II
Comments posted to this topic are about the item Leveraging DuckDB for OLAP Workloads:...
Comments posted to this topic are about the item More Documentation is Needed
I have this table in my SQL Server 2022 database:
CREATE TABLE [dbo].[CityList] ( [CityNameID] [int] NOT NULL IDENTITY(1, 1), [CityName] [varchar] (30) , [Country2] [char] (3), [stateprovince2] [char] (2), [Country] [char] (3), [stateprovince] [char] ) ON [PRIMARY] GOI decide to drop the stateprovince2 and country2 columns. What code should I use? See possible answers