Module: ActiveRecord::PGEnum::PostgreSQLAdapter

Defined in:
lib/active_record/pg_enum/postgresql_adapter.rb

Instance Method Summary collapse

Instance Method Details

#enum_types ⇒ Object

Helper method used by the monkeypatch internals. Provides a hash of ENUM types as they exist currently.

Example:

{ "foo_type" => ["foo", "bar", "baz"] }



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# File 'lib/active_record/pg_enum/postgresql_adapter.rb', line 9

def enum_types
  res = exec_query("    SELECT t.typname AS enum_name, string_agg(e.enumlabel, ' ' ORDER BY e.enumsortorder) AS enum_value\n    FROM pg_type t\n    JOIN pg_enum e ON t.oid = e.enumtypid\n    JOIN pg_catalog.pg_namespace n ON n.oid = t.typnamespace\n    WHERE n.nspname = 'public'\n    GROUP BY enum_name\n  SQL\n\n  res.inject({}) do |memo, (name, values)|\n    memo[name] = values.split(\" \")\n    memo\n  end\nend\n".strip_heredoc, "SCHEMA").cast_values