5 merge requests!12079Issue #3523476 by matthiasm11: Add empty check on operator,!12024Fix: DocBlock comment for return value of Drupal\Core\Database\Connection::transactionManager(),!11974Draft: Issue #3495165 by catch, joeyroth, berdir, texas-bronius: Better warning...,!11934Issue #3520997: DefaultLazyPluginCollection unnecessarily instantiates plugins when sorting collection,!11887Issue #3520065: The migrate Row class API is incomplete
