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-rwxr-xr-xactiverecord/lib/active_record/base.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/base.rb b/activerecord/lib/active_record/base.rb
index 300688453a..63306644fb 100755
--- a/activerecord/lib/active_record/base.rb
+++ b/activerecord/lib/active_record/base.rb
@@ -423,7 +423,9 @@ module ActiveRecord #:nodoc:
@@default_timezone = :local
# Determines whether to use a connection for each thread, or a single shared connection for all threads.
- # Defaults to false. Set to true if you're writing a threaded application.
+ # Defaults to false. If you're writing a threaded application, set to true
+ # and periodically call verify_active_connections! to clear out connections
+ # assigned to stale threads.
cattr_accessor :allow_concurrency, :instance_writer => false
@@allow_concurrency = false