nm-sqlite3-migration

README

nm-sqlite3-migration

Super simple tool for managing sqlite3 migrations.

[!CAUTION] Backup your database before doing migrations.

Commands

up for up

down for down

show to check what is going on

nm-sqlite3-migration               
  Valid commands: up down show schema
  -dir string
    	path to migration folder (default ".")
  -dsn string
    	dsn

-dsn is path to your db file in basic scenario.

Filename format

DDD_name.sql

Starts from 3 digits with leading zeros, count from 1. No gaps in versions allowed.

Migration file sample

-- UP
create table test(PersonID int);
create table test2(PersonID int);
-- DOWN
drop table test;
drop table test2;

Versioning

Version of migration lives in user_version of PRAGMA so you always can check it with PRAGMA user_version; and set it with PRAGMA user_version = X;. Also show command display current version of migration in db.

> sqlite3 test.db
SQLite version 3.42.0 2023-05-16 12:36:15
Enter ".help" for usage hints.
sqlite> PRAGMA user_version;
1
sqlite> PRAGMA user_version = 42;
sqlite> PRAGMA user_version;
42
sqlite> 

Install

go install github.com/nikitamarchenko/nm-sqlite3-migration