CREATE SOURCE IF NOT EXISTS orders_rw (
order_id INTEGER PRIMARY KEY,
customer_id INTEGER,
order_status VARCHAR,
total_amount DECIMAL,
last_updated TIMESTAMP)
WITH (
connector = 'kafka',
topic = 'topic_0',
properties.bootstrap.server = 'xyz-x00xx.us-east-1.aws.confluent.cloud:9092',
scan.startup.mode = 'earliest',
properties.security.protocol = 'SASL_SSL',
properties.sasl.mechanism = 'PLAIN',
properties.sasl.username = 'username',
properties.sasl.password = 'password'
) FORMAT PLAIN ENCODE JSON;
CREATE SINK kafka_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='kafka',
properties.bootstrap.server='localhost:9092',
topic='test',
properties.message.max.bytes = 2000
)
FORMAT PLAIN ENCODE JSON;