Move your data from Google Cloud Storage to Elasticsearch, continuously

CREATE TABLE orders_rw (
    order_id INTEGER PRIMARY KEY,
    customer_id INTEGER,
    order_status VARCHAR,
    total_amount DECIMAL,
    last_updated TIMESTAMP)
INCLUDE file as file_name
INCLUDE offset -- default column name is `_rw_gcs_offset`
WITH (
    connector = 'gcs',
    gcs.bucket_name = 'bucket',
    gcs.credential = 'gcs_credential'
) FORMAT PLAIN ENCODE JSON (
    without_header = 'true',
    delimiter = ',' -- set delimiter = E'	' for tab-separated files
);

CREATE SINK elasticsearch_sink AS
SELECT
    order_status,
    COUNT(*) as order_count,
    SUM(total_amount) as total_revenue,
    AVG(total_amount) as avg_order_value,
    MIN(last_updated) as first_order_time,
    MAX(last_updated) as last_order_time
FROM orders_rw
WITH (
    connector = 'elasticsearch',
    primary_key = 'user_id',
    index = 'user_index',
    url = 'http://localhost:9200',
    username = 'user_name',
    password = 'secure_password',
    delimiter = ','
);