Example

You need to create database pg_migrations_example before running this example.

> go run *.go version
version is 0

> go run *.go
creating table my_table...
adding id column...
seeding my_table...
migrated from version 0 to 3

> go run *.go version
version is 3

> go run *.go down
truncating my_table...
migrated from version 3 to 2

> go run *.go version
version is 2

> go run *.go set_version 1
migrated from version 2 to 1