drush-ops/drush — pull request #308 by jrbeeman (2013-12-04 20:55:40+00:00)
Title: Add an option to skip the cache clear on updatedb

For cases where updates don't "perform major surgery" completely clearing the cache on every updatedb call can be burdensome and cause substantial performance issues on sites that rely heavily on caching. Provide an option to optionally skip the cache clear after running updatedb.