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Add to clickhouse README.md database creation
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database/clickhouse/examples/migrations/003_create_database.down.sql
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DROP TABLE IF EXISTS driver_ratings ON CLUSTER cluster_1; | ||
DROP TABLE IF EXISTS user_ratings ON CLUSTER cluster_1; | ||
DROP TABLE IF EXISTS orders ON CLUSTER cluster_1; | ||
DROP TABLE IF EXISTS driver_ratings_queue ON CLUSTER cluster_1; | ||
DROP TABLE IF EXISTS user_ratings_queue ON CLUSTER cluster_1; | ||
DROP TABLE IF EXISTS orders_queue ON CLUSTER cluster_1; | ||
DROP VIEW IF EXISTS user_ratings_queue_mv ON CLUSTER cluster_1; | ||
DROP VIEW IF EXISTS driver_ratings_queue_mv ON CLUSTER cluster_1; | ||
DROP VIEW IF EXISTS orders_queue_mv ON CLUSTER cluster_1; | ||
DROP DATABASE IF EXISTS analytics ON CLUSTER cluster_1; |
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database/clickhouse/examples/migrations/003_create_database.up.sql
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CREATE DATABASE IF NOT EXISTS analytics ON CLUSTER cluster_1; | ||
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CREATE TABLE IF NOT EXISTS analytics.driver_ratings ON CLUSTER cluster_1( | ||
rate UInt8, | ||
userID Int64, | ||
driverID String, | ||
orderID String, | ||
inserted_time DateTime DEFAULT now() | ||
) ENGINE = ReplicatedMergeTree | ||
PARTITION BY driverID | ||
ORDER BY (inserted_time); | ||
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CREATE TABLE analytics.driver_ratings_queue ON CLUSTER cluster_1( | ||
rate UInt8, | ||
userID Int64, | ||
driverID String, | ||
orderID String | ||
) ENGINE = Kafka | ||
SETTINGS kafka_broker_list = 'broker:9092', | ||
kafka_topic_list = 'driver-ratings', | ||
kafka_group_name = 'rating_readers', | ||
kafka_format = 'Avro', | ||
kafka_max_block_size = 1048576; | ||
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CREATE MATERIALIZED VIEW analytics.driver_ratings_queue_mv ON CLUSTER cluster_1 TO analytics.driver_ratings AS | ||
SELECT rate, userID, driverID, orderID | ||
FROM analytics.driver_ratings_queue; | ||
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CREATE TABLE IF NOT EXISTS analytics.user_ratings ON CLUSTER cluster_1( | ||
rate UInt8, | ||
userID Int64, | ||
driverID String, | ||
orderID String, | ||
inserted_time DateTime DEFAULT now() | ||
) ENGINE = ReplicatedMergeTree | ||
PARTITION BY userID | ||
ORDER BY (inserted_time); | ||
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CREATE TABLE analytics.user_ratings_queue ON CLUSTER cluster_1( | ||
rate UInt8, | ||
userID Int64, | ||
driverID String, | ||
orderID String | ||
) ENGINE = Kafka | ||
SETTINGS kafka_broker_list = 'broker:9092', | ||
kafka_topic_list = 'user-ratings', | ||
kafka_group_name = 'rating_readers', | ||
kafka_format = 'JSON', | ||
kafka_max_block_size = 1048576; | ||
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CREATE MATERIALIZED VIEW analytics.user_ratings_queue_mv ON CLUSTER cluster_1 TO analytics.user_ratings AS | ||
SELECT rate, userID, driverID, orderID | ||
FROM analytics.user_ratings_queue; | ||
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CREATE TABLE IF NOT EXISTS analytics.orders ON CLUSTER cluster_1( | ||
from_place String, | ||
to_place String, | ||
userID Int64, | ||
driverID String, | ||
orderID String, | ||
inserted_time DateTime DEFAULT now() | ||
) ENGINE = ReplicatedMergeTree | ||
PARTITION BY driverID | ||
ORDER BY (inserted_time); | ||
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CREATE TABLE analytics.orders_queue ON CLUSTER cluster_1( | ||
from_place String, | ||
to_place String, | ||
userID Int64, | ||
driverID String, | ||
orderID String | ||
) ENGINE = Kafka | ||
SETTINGS kafka_broker_list = 'broker:9092', | ||
kafka_topic_list = 'orders', | ||
kafka_group_name = 'order_readers', | ||
kafka_format = 'Avro', | ||
kafka_max_block_size = 1048576; | ||
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CREATE MATERIALIZED VIEW analytics.orders_queue_mv ON CLUSTER cluster_1 TO orders AS | ||
SELECT from_place, to_place, userID, driverID, orderID | ||
FROM analytics.orders_queue; |