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lock!

lock!(lock = true)

Instance Public methods

Obtain a row lock on this record. Reloads the record to obtain the requested lock. Pass an SQL locking clause to append the end of the SELECT statement or pass true for âFOR UPDATEâ (the default, an exclusive row lock). Returns the locked record.

Links:

https://github.com/rails/rails/blob/a913af96e0e46ca6637bca8f56282608628991eb/activerecord/lib/active_record/locking/pessimistic.rb#L61

doc_ruby_on_rails

2015-06-20 00:00:00

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