JSON_PATH_QUERY (Lakehouse v1)

Get all JSON items returned by JSON path for the specified JSON value.

Analyze Syntax

func.json_path_query(<variant>, <path_name>)

Analyze Examples

table.name, func.json_path_query(table.details, '$.features.*').alias('all_features')

┌────────────┬──────────────┐
│ name       │ all_features │
├────────────┼──────────────┤
│ Laptop     │ "16GB"       │
│ Laptop     │ "512GB"      │
│ Smartphone │ "4GB"        │
│ Smartphone │ "128GB"      │
│ Headphones │ "20h"        │
│ Headphones │ "5.0"        │
└────────────┴──────────────┘

SQL Syntax

JSON_PATH_QUERY(<variant>, '<path_name>')

Return Type

VARIANT

SQL Examples

Create a Table and Insert Sample Data

CREATE TABLE products (
    name VARCHAR,
    details VARIANT
);

INSERT INTO products (name, details)
VALUES ('Laptop', '{"brand": "Dell", "colors": ["Black", "Silver"], "price": 1200, "features": {"ram": "16GB", "storage": "512GB"}}'),
       ('Smartphone', '{"brand": "Apple", "colors": ["White", "Black"], "price": 999, "features": {"ram": "4GB", "storage": "128GB"}}'),
       ('Headphones', '{"brand": "Sony", "colors": ["Black", "Blue", "Red"], "price": 150, "features": {"battery": "20h", "bluetooth": "5.0"}}');

Query Demo: Extracting All Features from Product Details

SELECT
    name,
    JSON_PATH_QUERY(details, '$.features.*') AS all_features
FROM
    products;

Result

┌────────────┬──────────────┐
│ name       │ all_features │
├────────────┼──────────────┤
│ Laptop     │ "16GB"       │
│ Laptop     │ "512GB"      │
│ Smartphone │ "4GB"        │
│ Smartphone │ "128GB"      │
│ Headphones │ "20h"        │
│ Headphones │ "5.0"        │
└────────────┴──────────────┘