Class: ActiveRecord::Acts::Partitioned::Keys

Inherits:
Array
  • Object
show all
Defined in:
lib/active_record/acts/partitioned/keys.rb

Instance Method Summary collapse

Instance Method Details

#column_names ⇒ Object 



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# File 'lib/active_record/acts/partitioned/keys.rb', line 9

def column_names
  self.map { |k| k.column_names }.flatten
end

#columns ⇒ Object 



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# File 'lib/active_record/acts/partitioned/keys.rb', line 5

def columns
  self.map(&:column)
end

#create_partition_tables(model, opts = {}) ⇒ Object 



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# File 'lib/active_record/acts/partitioned/keys.rb', line 18

def create_partition_tables(model, opts = {})
  each_with_index do |key, index|
    key_opts = index == 0 ? opts : opts.merge(:parent => self[index - 1])
    key.create_partition_table(model, key_opts)
  end
end

#partition_handle(opts) ⇒ Object 



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# File 'lib/active_record/acts/partitioned/keys.rb', line 25

def partition_handle(opts)
  map { |k| k.partition_handle(opts) }.join("_")
end

#remaining_columns(column) ⇒ Object

Returns the list of column names excluding this one



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# File 'lib/active_record/acts/partitioned/keys.rb', line 14

def remaining_columns(column)
  self.column_names - [column]
end