reset ObArenaAllocator in big loop in ObQueryDriver::response_query_result

2023-01-03 08:38:27 +00:00
parent 0f5613364d
commit 5db7db83df
1 changed files with 6 additions and 0 deletions
--- a/src/observer/mysql/ob_query_driver.cpp
+++ b/src/observer/mysql/ob_query_driver.cpp
@ -196,6 +196,12 @@ int ObQueryDriver::response_query_result(ObResultSet &result,
            K(can_retry));
        // break;
      } else {
+        ObArenaAllocator *allocator = NULL;
+        if (OB_FAIL(result.get_exec_context().get_convert_charset_allocator(allocator))) {
+          LOG_WARN("fail to get lob fake allocator", K(ret));
+        } else if (OB_NOT_NULL(allocator)) {
+          allocator->reset_remain_one_page();
+        }
        LOG_DEBUG("response row succ", K(*row));
      }
      if (OB_SUCC(ret)) {