Module: ActiveRecord::RelationExtender

Included in:
Relation
Defined in:
lib/opt_ar/core_ext/active_record/relation.rb

Overview

Adding functionality to ActiveRecord::Relation to make

optars method available for all relations,
returning array of `OAR`s which we generate

Constant Summary collapse

DEFAULT_QUERY_OPTIONS = 
{
  symbolize_keys:    true,  # Returns attributes with symbolized keys
  as:                :hash, # Returns rows as Hash objects
  cast_booleans:     true,  # Typecasts TINYINT columns
  database_timezone: ActiveRecord::Base.default_timezone,
  cache_rows:        false
  # Disabled because iteration happens only once allowing GC to cleanup
}.freeze

Instance Method Summary collapse

Instance Method Details

#optars(options = {}) ⇒ Object Also known as: opt_ar_objects 



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# File 'lib/opt_ar/core_ext/active_record/relation.rb', line 15

def optars(options = {})
  attrs = options[:attrs] || []
  validate_columns(attrs)
  select_attrs = ([primary_key] + attrs).uniq
  sql_query = except(:select).select(select_attrs).to_sql
  fetch_objects(sql_query, select_attrs)
end