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Fix insertion of fields with Infinity values in nullable low cardinality columns.

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This commit is contained in:
Nikolai Kochetov 2021-08-26 21:19:12 +03:00
parent 4865f38f96
commit 9c028be1e4
3 changed files with 8 additions and 1 deletions
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2
src/Columns/ColumnUnique.h
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@ -301,7 +301,7 @@ size_t ColumnUnique<ColumnType>::getNullValueIndex() const
template <typename ColumnType>
size_t ColumnUnique<ColumnType>::uniqueInsert(const Field & x)
{
if (x.getType() == Field::Types::Null)
if (x.isNull())
return getNullValueIndex();
if (valuesHaveFixedSize())

4
tests/queries/0_stateless/2013_lc_nullable_and_infinity.reference Normal file
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@ -0,0 +1,4 @@
0 \N
0 \N
0 \N

3
tests/queries/0_stateless/2013_lc_nullable_and_infinity.sql Normal file
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@ -0,0 +1,3 @@
set receive_timeout = '10', receive_data_timeout_ms = '10000', extremes = '1', allow_suspicious_low_cardinality_types = '1', force_primary_key = '1', join_use_nulls = '1', max_rows_to_read = '1', join_algorithm = 'partial_merge';
SELECT * FROM (SELECT dummy AS val FROM system.one) AS s1 ANY LEFT JOIN (SELECT toLowCardinality(dummy) AS rval FROM system.one) AS s2 ON (val + 9223372036854775806) = (rval * 1);