shell: fix copy_data bug (#291)

src/shell/command_helper.h

@@ -362,6 +362,8 @@ inline void scan_data_next(scan_data_context *context)
                         dassert(false, "op = %d", context->op);
                         break;
                     }
+                } else {
+                    scan_data_next(context);
                 }
             } else if (ret == pegasus::PERR_SCAN_COMPLETE) {
                 context->split_completed.store(true);

src/shell/commands/data_operations.cpp

@@ -2323,7 +2323,7 @@ static void print_current_scan_state(const std::vector<scan_data_context *> &con
             fprintf(stderr, "\n");
         }
     }
-    fprintf(stderr, "Count %s, total %ld rows", stop_desc.c_str(), total_rows);
+    fprintf(stderr, "Count %s, total %ld rows.", stop_desc.c_str(), total_rows);
     if (count_hash_key) {
         fprintf(stderr, " (%ld hash keys)\n", total_hash_key_count);
     } else {