In this article, we are going to talk about nullable and non-nullable columns specifically related to Postgres databases. While the reasons to use nullable or non-nullable columns may seem obvious at first, there are pitfalls associated with each decision that either affect development velocity, affect application performance, or cause downtime. Let's start with definitions. Nullable […]
Being more senior in a role can be an advantage if you work at using your extra knowledge.
This tip walks through the steps of how to combine data from SQL Server Analysis Services SSAS 2022 with other data using Power BI Desktop.
An overview of the challenges of database testing and test data management, reviewing the different types of database test that need to run during development work, what sort of test data they require, and how to manage all the required data sets, during development, in a way that allows rapid cycles of parallel testing.
This article provides an overview of Data Fabric and its components.
Learn how to setup, configure and ingest data from Google Drive using Azure Data Factory in this step-by-step article.
As with many relational database management systems, MySQL provides a variety of methods for combining data in a data manipulation language (DML) statement. You can join multiple tables in a single query or add subqueries that pull data in from other tables.
Learn how you can back up your SQL Server 2022 databases to Google Cloud Storage.
How to create and manage 'stub' objects, in Flyway migrations, in order to overcome build failures caused by circular, or mutual, dependencies between objects in different databases. The technique should be applicable to any RDBMS.
In this article, we cover how to encrypt a SQL Server stored procedure and how SQL Server hides the source code for these objects once encrypted.
This month’s blogging party is hosted by Jeff Ianucci – his challenge is to...
As for me, I'll keep writing whenever time permits. I don't expect every post...
By Steve Jones
This is an interesting invitation this month. Jeff Ianucci is a new host, and...
Comments posted to this topic are about the item Pay for Performance, which is...
Comments posted to this topic are about the item Switching Schemas I
Comments posted to this topic are about the item Enforcing Unique Customer Emails When...
I run this query:
SELECT s.name AS schemaname , o.name AS objectname FROM sys.objects o INNER JOIN sys.schemas s ON s.schema_id = o.schema_id WHERE o.name = 'Beer'I get one row back for an object named dbo.beer. There is an ETL schema and both of these are nonpartitioned tables. I run this code:
ALTER TABLE dbo.beer switch TO etl.beerWhat happens? See possible answers