Your finger is hovering over the 'enter' key to set off the Flyway "migrate" command, but you hesitate. There is a large stack of migration files for this project: don't all these files need to be checked first? Yes, they do, but how? This article demonstrates how, once armed with…Read more
Sometimes we want to check whether it is possible to run a Flyway migration without error, but not actually make the changes. We might just need to 'sanity test' the performance of a migration on the Staging server, for example. By using a placeholder 'switch' to trigger a SQL Exception,…Read more
A cross-RDBMS way of exporting, deleting and inserting data, for database development work. It is a PowerShell automation technique for Flyway that uses JSON files for data storage. It should help a team maintain datasets between database versions, as well as to switch between the datasets required to support different…Read more
Performance tests are central to the quality of the database changes we deliver because they ensure that any business process that accesses the database continues to return its results in an acceptable time. When Flyway creates a new version of the database, it is the ideal time to run these…Read more
In this article I'll give a practical example of developing a database, with Flyway, in such a way that it is automatically tested with whatever unit tests and integration tests you specify whenever you migrate the branch you're working on to the next version. If a test fails, you can…Read more
How to use Flyway Teams to run basic tests whenever it successfully executes a migration, checking that all the business processes supported by our database always produce the expected results.Read more
Database object documentation is essential for explaining to busy developers, and the wider business, the purpose of each object and how to use it. The solution presented in this article consists of a SQL script to allow developers to add comments to MySQL database objects, without affecting the database version,…Read more
With Flyway, you can adopt a test-driven development strategy that will allow you to test and evaluate databases, and database objects, at every phase of the database development lifecycle. The further down the delivery pipeline that bugs appear, the more costly in time and resources they are to fix. This…Read more
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.Read more
Before you get very far with database development and testing, you need to be clear about your strategy for handling data. In this article I'll explain some of these issues in general terms, and then demonstrate how you can navigate these problems easily with Flyway.Read more