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What is migrations?

bentranter/migrations — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2018-10-13

GoAudience · developerComplexity · 2/5DormantSetup · easy

In one sentence

A Go package for versioning and automating PostgreSQL schema changes, so database updates apply consistently and can be rolled back if needed.

Mindmap

mindmap
  root((migrations))
    Inputs
      Migration files
      SQL instructions
    Outputs
      Updated database schema
      Version tracking
    Use Cases
      Add columns safely
      Roll back bad changes
      Automate deploy-time updates
    Tech Stack
      Go
      PostgreSQL

Code map

Detail Auto

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filefunction / class

What do people build with it?

USE CASE 1

Write a migration file to add a new column to a table and apply it automatically on deploy.

USE CASE 2

Roll back a database to a previous schema version if a migration causes problems.

USE CASE 3

Wrap multiple related schema changes in a single transaction so they all succeed or fail together.

USE CASE 4

Check and manage which migration version your database is currently at.

What is it built with?

GoPostgreSQL

How does it compare?

bentranter/migrations42wim/fabio42wim/go-xmpp
LanguageGoGoGo
Last pushed2018-10-132018-02-042020-01-24
MaintenanceDormantDormantDormant
Setup difficultyeasymoderatemoderate
Complexity2/53/53/5
Audiencedeveloperops devopsdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you get it running?

Difficulty · easy Time to first run · 30min

Requires an existing PostgreSQL database and a Go backend project to integrate into.

License is not stated in the available content.

Copy-paste prompts

Prompt 1
Show me how to write a Go migration file that adds an email column to a users table.
Prompt 2
Walk me through running pending migrations and rolling one back if it fails.
Prompt 3
Explain how this package tracks which migrations have already run against my database.
Prompt 4
Help me wrap a multi-step schema change in a single transaction using this package.
Prompt 5
Show me the CLI commands for creating a new migration file template.

Frequently asked questions

What is migrations?

A Go package for versioning and automating PostgreSQL schema changes, so database updates apply consistently and can be rolled back if needed.

What language is migrations written in?

Mainly Go. The stack also includes Go, PostgreSQL.

Is migrations actively maintained?

Dormant — no commits in 2+ years (last push 2018-10-13).

What license does migrations use?

License is not stated in the available content.

How hard is migrations to set up?

Setup difficulty is rated easy, with roughly 30min to a first successful run.

Who is migrations for?

Mainly developer.

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