JSON_KEYS (Lakehouse v2)

Returns the keys of the top-level JSON object as a JSON array.

Analyze Syntax

func.json_keys(get_column(table, 'data'))

Analyze Examples

func.json_keys(get_column(table, 'data'))

┌────────────────┐
│ ["name","age"] │
└────────────────┘

SQL Syntax

JSON_KEYS(<data>)

SQL Examples

SELECT JSON_KEYS(PARSE_JSON('{"name":"Alice","age":30}'));

┌────────────────┐
│ ["name","age"] │
└────────────────┘