Class: ActiveRecord::ConnectionAdapters::Mysql2DowncaseAdapter

Inherits:
Mysql2Adapter
  • Object
show all
Defined in:
lib/active_record/connection_adapters/mysql2_downcase_adapter.rb

Constant Summary collapse

ADAPTER_NAME = 
'Mysql2Downcase'

Instance Method Summary collapse

Instance Method Details

#pk_and_sequence_for(table) ⇒ Object

Это чтобы нормально определся primary_key



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# File 'lib/active_record/connection_adapters/mysql2_downcase_adapter.rb', line 58

def pk_and_sequence_for(table)
  keys = []
  result = execute("DESCRIBE #{quote_table_name(table)}", 'SCHEMA')
  result.each(:symbolize_keys => true, :as => :hash) do |row|
    keys << row[:Field].downcase if row[:Key] == "PRI"
  end
  keys.length == 1 ? [keys.first, nil] : nil
end