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https://stackoverflow.com/questions/15213251/rails-3-postgres-array-support
Sep 04, 2016 · rails 3 postgres array support. ... is there a gem or serialize statement i could use to map the rails 3 model so that i could use models directly as a ruby array? i know i could loop through it in the controller, but that seems not very DRY. arrays ruby-on-rails-3 postgresql.
https://guides.rubyonrails.org/active_record_postgresql.html
In order to use the PostgreSQL adapter you need to have at least version 9.3 installed. Older versions are not supported. To get started with PostgreSQL have a look at the configuring Rails guide.It describes how to properly setup Active Record for PostgreSQL.
http://blog.plataformatec.com.br/2014/07/rails-4-and-postgresql-arrays/
Rails 4 and PostgreSQL Arrays Jul 15, 2014. Written by Bernardo Chaves. Rails 4 supports arrays fields for PostgreSQL in a nice way, although it is not a very known feature. In order to demonstrate its usage it’s useful to explain the context where this was used. PostgreSQL Arrays and Rails Migrations
https://coderwall.com/p/sud9ja/rails-4-the-postgresql-array-data-type
Jul 27, 2013 · A protip by stuliston about active record, postgres, array, postgresql, data type, and rails 4.
https://github.com/tlconnor/activerecord-postgres-array
Postgres array support for activerecord. Add basic support for postgres arrays to activerecord, with special attention to getting rails migrations / schema dumps working nicely. Installation gem install activerecord-postgres-array. or if you use bundler. gem 'activerecord-postgres-array' Usage. In your migrations you can define postgres array ...
https://dockyard.com/blog/ruby/2012/09/18/rails-4-sneak-peek-postgresql-array-support
Sep 18, 2012 · I’m happy to announce that Rails 4.0 now has support for ... # Valid array value in PostgreSQL, each subarray has the same number of # elements [1,2,[3,4]] # Invalid array, we are mixing values and arrays at a single level. In my next article, I will talk about querying PostgreSQL arrays in both postgres_ext and Rails 4.0. Go forth and use ...
https://dockyard.com/blog/ruby/2012/09/21/querying-postgresql-datatypes-in-active-record-with-postgres_ext
Sep 21, 2012 · I created the postgres_ext) gem to add ActiveRecord support for PostgreSQL datatypes in Rails 3.2+.So far, I have added support for the CIDR, INET, MACADDR, UUID, and array datatypes. Please open an issue on GitHub if you’d like other datatypes supported that aren’t currently.
https://github.com/rails/rails/pull/7547
Adds migration and type casting support for PostgreSQL Array datatype #7547. Merged ... Having support for PG arrays in Rails shouldn't rely on any other libraries besides ActiveRecord and the 'pg' gem (or jdbc-postgres for jruby). ... Adds schema dump support for arrays Adds postgres array type casting support Updates changelog, ...
https://blog.arkency.com/2014/10/how-to-start-using-arrays-in-rails-with-postgresql/
Oct 21, 2014 · Official Postgres documentation provides a lot of useful examples to start working on SQL level with database.. Rails. In the last blogpost about hstore we showed how to enable particular extension. This time is different (maybe easier), because array is Postgres’ data type, not an extension so there’s no need to enable that, because it’s accessible out of the box!
https://coderwall.com/p/cx8lcq/search-string_to_array-in-rails-and-postgresql
Aug 26, 2019 · Rails 3 has not array: true in migration, one of many solution is by storing array as string, for example [1,2,3,4] becomes '1,2,3,4'. Let's see study cases below: *SEARCH STRING IN TEXT ARRAY * Example migration:
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