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Fix assert in arrayElement

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This commit is contained in:
Alexey Milovidov 2020-08-02 04:07:08 +03:00
parent 0adf8c723e
commit a4e8c47702
3 changed files with 12 additions and 2 deletions
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6
src/Functions/array/arrayElement.cpp
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@ -780,8 +780,10 @@ void FunctionArrayElement::executeImpl(Block & block, const ColumnNumbers & argu
ArrayImpl::NullMapBuilder builder; ArrayImpl::NullMapBuilder builder;
Block source_block; Block source_block;
const auto & input_type = typeid_cast<const DataTypeNullable &>(*typeid_cast<const DataTypeArray &>(*block.getByPosition(arguments[0]).type).getNestedType()).getNestedType(); const DataTypePtr & input_type = typeid_cast<const DataTypeNullable &>(
const auto & tmp_ret_type = typeid_cast<const DataTypeNullable &>(*block.getByPosition(result).type).getNestedType(); *typeid_cast<const DataTypeArray &>(*block.getByPosition(arguments[0]).type).getNestedType()).getNestedType();
DataTypePtr tmp_ret_type = removeNullable(block.getByPosition(result).type);
if (col_array) if (col_array)
{ {

4
tests/queries/0_stateless/01421_array_nullable_element_nullable_index.reference Normal file
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@ -0,0 +1,4 @@
[1] 1
[1] 1
[1] 1
[1] 1

4
tests/queries/0_stateless/01421_array_nullable_element_nullable_index.sql Normal file
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@ -0,0 +1,4 @@
SELECT [toNullable(1)] AS x, x[toNullable(1)] AS y;
SELECT materialize([toNullable(1)]) AS x, x[toNullable(1)] AS y;
SELECT [toNullable(1)] AS x, x[materialize(toNullable(1))] AS y;
SELECT materialize([toNullable(1)]) AS x, x[materialize(toNullable(1))] AS y;