Difference between revisions of "Rails:Migrations"
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== Official Documentation == | == Official Documentation == | ||
* https://guides.rubyonrails.org/active_record_migrations.html | * https://guides.rubyonrails.org/active_record_migrations.html | ||
| + | |||
| + | == Database Types == | ||
| + | For list of (postgres) column types, see: | ||
| + | |||
| + | * https://stackoverflow.com/q/17918117/1093087 | ||
| + | * https://github.com/rails/rails/blob/master/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb (See <tt>NATIVE_DATABASE_TYPES</tt>) | ||
== Schema Migrations == | == Schema Migrations == | ||
Revision as of 18:27, 27 October 2019
Contents
Official Documentation
Database Types
For list of (postgres) column types, see:
- https://stackoverflow.com/q/17918117/1093087
- https://github.com/rails/rails/blob/master/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb (See NATIVE_DATABASE_TYPES)
Schema Migrations
Generate a Migration
Generic
# rails g migration <name> rails g migration CreateCruds
Data Migrations
What if you need to do a data migration or data fix on existing data?
