https://github.com/kanety/slonik_migration

A rails migration gem for slony using slonik_execute_script command
https://github.com/kanety/slonik_migration

activerecord migration rails slony

Last synced: 2 months ago
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A rails migration gem for slony using slonik_execute_script command

• Host: GitHub
• URL: https://github.com/kanety/slonik_migration
• Owner: kanety
• License: mit
• Created: 2017-11-07T10:40:06.000Z (about 7 years ago)
• Default Branch: master
• Last Pushed: 2024-10-21T00:43:23.000Z (3 months ago)
• Last Synced: 2024-10-21T04:07:37.285Z (3 months ago)
• Topics: activerecord, migration, rails, slony
• Language: Ruby
• Homepage:
• Size: 43.9 KB
• Stars: 0
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • License: LICENSE

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README

        
# SlonikMigration

A rails migration gem for slony using `slonik_execute_script` command.

## Dependencies

* ruby 2.4+

* activerecord 5.0+

* slony 2.2+

## Installation

Add this line to your application's Gemfile:

```ruby

gem 'slonik_migration'

```

Then execute:

    $ bundle

Generate config file:

    $ bundle exec rails g slonik_migration:config

## Configuration

Edit `config/slonik.yml`.

```yaml

default: &default

  # enable migration with slonik

  enabled: true

  # slonik command. $SQL is replaced with raw SQL.

  command: slonik_execute_script -c $SQL 1 | sed "s/set id = 1,//" | slonik

  # slonik command for remote server.

  # command: ssh -p 22 [email protected] 'slonik_execute_script -c $SQL 1 | sed "s/set id = 1,//" | slonik'

  # table/sequence owner.

  owner: owner

development:

  <<: *default

test:

  <<: *default

production:

  <<: *default

```

## Usage

This gem enhances following rails commands:

* db:migrate

* db:migrate:up

* db:migrate:down

You can use migration command as usual:

    $ bundle exec rake db:migrate RAILS_ENV=production

If you want to specify config file:

    $ bundle exec rake db:migrate RAILS_ENV=production CONFIG=/path/to/slonik.yml

## Execution example

Migration command executes `slonik_execute_command` as the following example:

    slonik_execute_script -c CREATE\ TABLE\ \"test_tables\"\ \(\"id\"\ bigserial\ primary\ key,\ \"title\"\ text\) 1 | sed "s/set id = 1,//" | slonik    

## Contributing

Bug reports and pull requests are welcome at https://github.com/kanety/slonik_migration.

## Reference

This gem is inspired by [the discussions](http://justatheory.com/computers/databases/postgresql/rails_and_slony.html).

## License

The gem is available as open source under the terms of the [MIT License](http://opensource.org/licenses/MIT).