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Fix default string use after free

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This commit is contained in:
achulkov2 2019-12-25 18:27:04 +03:00
parent fef22a7fd2
commit dc8f201d4c
1 changed files with 3 additions and 3 deletions
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6
dbms/src/Dictionaries/PolygonDictionary.cpp
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@ -230,12 +230,12 @@ void IPolygonDictionary::getString(
const auto ind = getAttributeIndex(attribute_name);
checkAttributeType(name, attribute_name, dict_struct.attributes[ind].underlying_type, AttributeUnderlyingType::utString);
const auto & null_value = StringRef{getNullValue<String>(dict_struct.attributes[ind].null_value)};
const auto & null_value = getNullValue<String>(dict_struct.attributes[ind].null_value);
getItemsImpl<String, StringRef>(
getItemsImpl<String, String>(
ind,
key_columns,
[&](const size_t, const StringRef value) { out->insertData(value.data, value.size); },
[&](const size_t, const String value) { out->insertData(value.data(), value.size()); },
[&](const size_t) { return null_value; });
}