JSON_ARRAY_EXCEPT (Lakehouse v1)

Zwraca nową tablicę JSON zawierającą elementy z pierwszej tablicy JSON, których nie ma w drugiej tablicy JSON.

Składnia SQL

JSON_ARRAY_EXCEPT(<json_array1>, <json_array2>)

Typ zwracany

Tablica JSON.

Przykłady SQL

SELECT JSON_ARRAY_EXCEPT(
    '["apple", "banana", "orange"]'::JSON,
    '["banana", "grapes"]'::JSON
);

-[ RECORD 1 ]-----------------------------------
json_array_except('["apple", "banana", "orange"]'::VARIANT, '["banana", "grapes"]'::VARIANT): ["apple","orange"]

-- Return an empty array because all elements in the first array are present in the second array.
SELECT json_array_except('["apple", "banana", "orange"]'::VARIANT, '["apple", "banana", "orange"]'::VARIANT)

-[ RECORD 1 ]-----------------------------------
json_array_except('["apple", "banana", "orange"]'::VARIANT, '["apple", "banana", "orange"]'::VARIANT): []