Screencast: Migration nach PostgreSQL

 

Downloads in verschiedenen Formaten:

mp4
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webm
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Resourcen:

terminal

psql --version
brew install postgresql
initdb /usr/local/var/postgres
pg_ctl -D /usr/local/var/postgres -l /usr/local/var/postgres/server.log start
which psql
rails new blog -d postgresql
rake db:create:all
rails g scaffold article name content:text
rake db:migrate
psql blog_development
rails db
gem install taps
taps
taps server sqlite://db/development.sqlite3 rbates secret
taps pull postgres://rbates@localhost/store_development http://rbates:secret@localhost:5000

rails db

select * from articles;
\d
\d articles
\?
\h
\h select
\q

config/database.yml

development:
  adapter: postgresql
  encoding: unicode
  database: blog_development
  pool: 5
  username: rbates
  password:

test:
  adapter: postgresql
  encoding: unicode
  database: blog_test
  pool: 5
  username: rbates
  password:

Gemfile

gem "pg"
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