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FunctionsExternalDictionaries safe case to ColumnTuple

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This commit is contained in:
Maksim Kita 2021-03-04 16:55:05 +03:00
parent 71b52542d9
commit 1eb1f3028c
1 changed files with 7 additions and 0 deletions
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7
src/Functions/FunctionsExternalDictionaries.h
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@ -358,6 +358,13 @@ public:
}
else if (dictionary_key_type == DictionaryKeyType::complex)
{
if (!isTuple(key_col_with_type.type))
throw Exception(
ErrorCodes::ILLEGAL_TYPE_OF_ARGUMENT,
"Third argument of function ({}) must be tuple when dictionary is complex. Actual type ({}).",
getName(),
key_col_with_type.type->getName());
/// Functions in external dictionaries_loader only support full-value (not constant) columns with keys.
ColumnPtr key_column_full = key_col_with_type.column->convertToFullColumnIfConst();