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WITH cte AS ( SELECT '[1,2,3,10,55]'::jsonb json_array UNION ALL SELECT '[11,2,3,10,55]' ) SELECT json_array, json_array @> '1'::jsonb test FROM cte;
json_array
test
[1, 2, 3, 10, 55]
t
[11, 2, 3, 10, 55]
f