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Fix segfault in function "replicate"

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This commit is contained in:
Alexey Milovidov 2019-03-06 02:37:41 +03:00
parent 899b2548c7
commit fb8e37f60f
3 changed files with 3 additions and 1 deletions
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2
dbms/src/Functions/replicate.cpp
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@ -54,7 +54,7 @@ public:
array_column = checkAndGetColumn<ColumnArray>(temp_column.get());
}
block.getByPosition(result).column
= ColumnArray::create(first_column->replicate(array_column->getOffsets()), array_column->getOffsetsPtr());
= ColumnArray::create(first_column->replicate(array_column->getOffsets())->convertToFullColumnIfConst(), array_column->getOffsetsPtr());
}
};

1
dbms/tests/queries/0_stateless/00914_replicate.reference Normal file
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@ -0,0 +1 @@
[[\'a\']]

1
dbms/tests/queries/0_stateless/00914_replicate.sql Normal file
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@ -0,0 +1 @@
SELECT CAST(replicate(['a'], [1]) AS String);