ActiveRecord::Locking::Optimistic::ClassMethods

Files

Methods

Constants

DEFAULT_LOCKING_COLUMN

'lock_version'

Public Class methods

extended (base)

Public Instance methods

locking_column ()

The version column used for optimistic locking. Defaults to lock_version.

locking_enabled? ()

Is optimistic locking enabled for this table? Returns true if the lock_optimistically flag is set to true (which it is, by default) and the table includes the locking_column column (defaults to lock_version).

quoted_locking_column ()

Quote the column name used for optimistic locking.

reset_locking_column ()

Reset the column used for optimistic locking back to the lock_version default.

set_locking_column (value = nil, &block)

Set the column to use for optimistic locking. Defaults to lock_version.

update_counters_with_lock (id, counters)

Make sure the lock version column gets updated when counters are updated.