CLICKHOUSE-3837 fix

dbms/src/Storages/StorageDistributed.cpp

@@ -249,7 +249,7 @@ BlockInputStreams StorageDistributed::read(
     const auto & modified_query_ast = rewriteSelectQuery(
         query_info.query, remote_database, remote_table, remote_table_function_ptr);
 
-    Block header = materializeBlock(InterpreterSelectQuery(query_info.query, context, {}, processed_stage).getSampleBlock());
+    Block header = materializeBlock(InterpreterSelectQuery(query_info.query, context, String{}, processed_stage).getSampleBlock());
     
     ClusterProxy::SelectStreamFactory select_stream_factory = remote_table_function_ptr ?
         ClusterProxy::SelectStreamFactory(

dbms/src/Storages/getStructureOfRemoteTable.h

@@ -2,6 +2,7 @@
 
 #include <Storages/ColumnsDescription.h>
 #include <Parsers/IAST.h>
+#include <Parsers/queryToString.h>
 
 
 namespace DB