Merge pull request #39214 from azat/s3-fix-fetching-memory-part

Fix fetch of in-memory part with allow_remote_fs_zero_copy_replication

src/Storages/MergeTree/DataPartsExchange.cpp

@@ -174,6 +174,8 @@ void Service::processQuery(const HTMLForm & params, ReadBuffer & /*body*/, Write
             std::sregex_token_iterator());
 
         if (data_settings->allow_remote_fs_zero_copy_replication &&
+            /// In memory data part does not have metadata yet.
+            !isInMemoryPart(part) &&
             client_protocol_version >= REPLICATION_PROTOCOL_VERSION_WITH_PARTS_ZERO_COPY)
         {
             auto disk_type = part->data_part_storage->getDiskType();

tests/queries/0_stateless/01643_replicated_merge_tree_fsync_smoke.sql

@@ -1,6 +1,5 @@
--- Tags: no-parallel, no-s3-storage
+-- Tags: no-parallel
 -- no-parallel -- for flaky check and to avoid "Removing leftovers from table" (for other tables)
--- no-s3-storage -- hangs now, need investigation
 
 -- Temporarily skip warning 'table was created by another server at the same moment, will retry'
 set send_logs_level='error';