Module: Cequel::Record::BulkWrites Abstract

Included in:

LazyRecordCollection, RecordSet

Defined in:

lib/cequel/record/bulk_writes.rb

Overview

This module is abstract.

Including modules must implement ‘key_attributes_for_each_row`, which should yield successive fully-specified key attributes for each result row.

This module implements bulk update and delete functionality for classes that expose a collection of result rows.

Since:

• 1.0.0

Instance Method Summary

• #delete_all ⇒ void

  Delete all matched records without executing callbacks.

• #destroy_all ⇒ void

  Destroy all matched records, executing destroy callbacks for each record.

• #update_all(attributes) ⇒ void

  Update all matched records with the given column values, without executing callbacks.

Instance Method Details

#delete_all ⇒ void

This method returns an undefined value.

Delete all matched records without executing callbacks

Since:

• 1.0.0

# File 'lib/cequel/record/bulk_writes.rb', line 31

def delete_all
  each_data_set { |data_set| data_set.delete }
end

#destroy_all ⇒ void

This method returns an undefined value.

Destroy all matched records, executing destroy callbacks for each record.

Since:

• 1.0.0

# File 'lib/cequel/record/bulk_writes.rb', line 41

def destroy_all
  each { |record| record.destroy }
end

#update_all(attributes) ⇒ void

This method returns an undefined value.

Update all matched records with the given column values, without executing callbacks.

Parameters:

• attributes (Hash) —

  map of column names to values

Since:

• 1.0.0

# File 'lib/cequel/record/bulk_writes.rb', line 22

def update_all(attributes)
  each_data_set { |data_set| data_set.update(attributes) }
end