Merge pull request rails#51016 from javierav/optimistic-locking-doc

rafaelfranca · web-flow · commit e2c522b4b228 · 2024-02-14T18:55:48.000-05:00
Document that lock_version column is integer
diff --git a/activerecord/lib/active_record/locking/optimistic.rb b/activerecord/lib/active_record/locking/optimistic.rb
@@ -14,7 +14,7 @@ module Locking
     # == Usage
     #
     # Active Record supports optimistic locking if the +lock_version+ field is present. Each update to the
-    # record increments the +lock_version+ column and the locking facilities ensure that records instantiated twice
+    # record increments the integer column +lock_version+ and the locking facilities ensure that records instantiated twice
     # will let the last one saved raise a +StaleObjectError+ if the first was also updated. Example:
     #
     #   p1 = Person.find(1)

Original file line number	Diff line number	Diff line change
`@@ -14,7 +14,7 @@ module Locking`
`14`	`14`	`# == Usage`
`15`	`15`	`#`
`16`	`16`	`# Active Record supports optimistic locking if the +lock_version+ field is present. Each update to the`
`17`		`- # record increments the +lock_version+ column and the locking facilities ensure that records instantiated twice`
	`17`	`+ # record increments the integer column +lock_version+ and the locking facilities ensure that records instantiated twice`
`18`	`18`	`# will let the last one saved raise a +StaleObjectError+ if the first was also updated. Example:`
`19`	`19`	`#`
`20`	`20`	`# p1 = Person.find(1)`