Querying Postgres 9.6 JSONB array of objects

Question

I have the following table:

CREATE TABLE trip
(
    id SERIAL PRIMARY KEY ,
    gps_data_json jsonb NOT NULL
);

The JSON in gps_data_json conta

Answer 1

Unnesting the array works fine, if you only want the objects containing the values queried. The following checks for containment and returns the full JSONB:

SELECT * FROM trip
WHERE gps_data_json @> '[{"mode": "WALK"}]';

See also Postgresql query array of objects in JSONB field