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Fix for 'Result column is not empty' bug found by fuzzer

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This commit is contained in:
Alexander Gololobov 2023-02-14 15:34:04 +01:00
parent 8506018469
commit 7ee94d6a90
1 changed files with 6 additions and 0 deletions
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6
src/Interpreters/ExpressionActions.cpp
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@ -584,6 +584,12 @@ static void executeAction(const ExpressionActions::Action & action, ExecutionCon
{
/// Do not execute function if it's result is already known.
res_column.column = action.node->column->cloneResized(num_rows);
/// But still need to remove unused arguments.
for (const auto & argument : action.arguments)
{
if (!argument.needed_later)
columns[argument.pos] = {};
}
break;
}