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TYPE_MISMATCH exception for in operator with single column tuples. #49844

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May 13, 2023
Merged

TYPE_MISMATCH exception for in operator with single column tuples. #49844

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2 changes: 1 addition & 1 deletion src/Storages/MergeTree/KeyCondition.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1183,7 +1183,7 @@ bool KeyCondition::tryPrepareSetIndex(
/// Note: in case of ActionsDAG, tuple may be a constant.
/// In this case, there is no keys in tuple. So, we don't have to check it.
auto left_arg_tuple = left_arg.toFunctionNode();
if (left_arg_tuple.getFunctionName() == "tuple")
if (left_arg_tuple.getFunctionName() == "tuple" && left_arg_tuple.getArgumentsSize() > 1)
{
left_args_count = left_arg_tuple.getArgumentsSize();
for (size_t i = 0; i < left_args_count; ++i)
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2 changes: 2 additions & 0 deletions tests/queries/0_stateless/02731_in_operator_with_one_size_tuple.reference
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@@ -0,0 +1,2 @@
2023-04-17 1
2023-04-17 1
10 changes: 10 additions & 0 deletions tests/queries/0_stateless/02731_in_operator_with_one_size_tuple.sql
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@@ -0,0 +1,10 @@
CREATE TABLE test(`report_date` Date, `sspid` UInt64) ENGINE MergeTree PARTITION BY report_date ORDER BY report_date;

INSERT INTO test SELECT toDate('2023-04-20'), 0;
INSERT INTO test SELECT toDate('2023-04-19'), 0;
INSERT INTO test SELECT toDate('2023-04-17'), 1;
INSERT INTO test SELECT toDate('2023-04-17'), 1;


SELECT * FROM test WHERE tuple(report_date) IN tuple(toDate('2023-04-17'));
DROP TABLE test;