Dealing with Database Data and Metadata in Flyway Developments

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

Flyway Gotchas

Explaining some of the 'gotchas' that can trip up the unwary Flyway user, and how to avoid them. One or two of these you'll encounter quickly, such as the case-sensitivity of parameters and arguments. Others, such as potential problems with undo scripts or running scripted callbacks, only when you are tackling more complex development processes. Read more

Flyway Branching Walkthrough

We'll step through the process of using Flyway Teams to support database branching and merging, where the team split the development effort into isolated, task-based branches, and each branch has its own development database. Read more

Flyway Database Drift and How it Happens

Flyway's approach to database migrations is based on strict versioning, but there is a limit to what a single process can do to prevent 'drift'. This article explains how drift can happen, and why you also need source control and external processes that log changes, to prevent it. Read more

Moving to Team-Based Database Development with Flyway

Describing a route from a basic, 'managed' system of database development to use of branching and merging and CI, using Flyway. By taking these steps, you'll reduce development conflicts, lift testing restrictions, and the organization will have much more flexibility on the release of features and bugfixes. Read more

Implementing a Database Versioning System

Database versioning brings more control to team-based database development and helps avoid many of the errors that often creep into database delivery. This article explains all the requirements of a semantic versioning system for databases, from specifying the format of the version numbers, to deciding where to store them and how to process and compare them. Read more

Moving from ‘Chaotic’ to ‘Managed’ Database Development using Flyway

This article describes a route to adopting Flyway in order to bring management and control to a chaotic database development process. It is based on use of Flyway migrations to update a database from version to version, while maintaining object-level source scripts for tracking changes between versions. Read more

Reporting on the Progress of a Flyway Database Development Project

This article demos a novel way to report on the progress of your Flyway development project. It provides both SQL and PowerShell versions of code that extracts information for each database version from the Flyway schema history table and then plots it in a Gantt chart. Read more

A Programmer’s Guide to Flyway Configuration

Phil Factor offers a programmer's guide to Flyway's configuration settings, explaining the different categories of parameters, the role of each of parameter within each category, and how to exploit Flyway's multi-level configuration file system. Read more

Debugging Flyway Callbacks and Migrations that Use Placeholders

Placeholders come in very handy in Flyway, but troubleshooting the SQL migration and callback scripts that use them can be tricky. This articles demonstrates how to develop, test and debug these scripts in a tool designed for these tasks, such as SSMS, leaving Flyway to do what it's designed for, which is running the scripts. Read more

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