Merge pull request #11354 from ClickHouse/get_rid_of_lock_during_send

Remove structure lock on parts send

src/Storages/MergeTree/DataPartsExchange.cpp

@@ -86,9 +86,6 @@ void Service::processQuery(const Poco::Net::HTMLForm & params, ReadBuffer & /*bo
 
     try
     {
-        auto storage_lock = data.lockStructureForShare(
-                false, RWLockImpl::NO_QUERY, data.getSettings()->lock_acquire_timeout_for_background_operations);
-
         MergeTreeData::DataPartPtr part = findPart(part_name);
 
         CurrentMetrics::Increment metric_increment{CurrentMetrics::ReplicatedSend};