thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-20 14:42:02 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix nullptr dereference

Browse Source
This commit is contained in:
Dmitry Novik 2022-04-21 11:14:22 +00:00
parent 9cefb62341
commit ea6a25b8e7
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/Interpreters/ExpressionAnalyzer.cpp
View File

@ -454,7 +454,7 @@ void ExpressionAnalyzer::analyzeAggregation(ActionsDAGPtr & temp_actions)
for (const auto & desc : aggregate_descriptions)
aggregated_columns.emplace_back(desc.column_name, desc.function->getReturnType());
if (select_query->group_by_with_grouping_sets)
if (select_query != nullptr && select_query->group_by_with_grouping_sets)
aggregated_columns.emplace_back("__grouping_set", std::make_shared<DataTypeUInt64>());
}