Can #SQL Understand JSON?
JSON_EXTRACT in Exasol can return multiple fields from the same JSON string in one call, each mapped to a typed output column through an EMITS clause:
SELECT id,
e.order_id,
e.customer
FROM order_events,
JSON_EXTRACT(json, '$.order_id', '$.customer')
EMITS (order_id INT, customer VARCHAR(100)) e;
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Can SQL Understand JSON?
Learn how to query JSON with SQL in Exasol using JSON_VALUE and JSON_EXTRACT, then use extracted values alongside relational data.
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