remove CH migration

db/clickhouse/schema.sql

@@ -0,0 +1,70 @@
+SET allow_experimental_object_type = 1;
+
+-- Create Event
+CREATE TABLE event
+(
+    website_id UInt32,
+    session_uuid UUID,
+    event_uuid Nullable(UUID),
+    --session
+    hostname LowCardinality(String),
+    browser LowCardinality(String),
+    os LowCardinality(String),
+    device LowCardinality(String),
+    screen LowCardinality(String),
+    language LowCardinality(String),
+    country LowCardinality(String),
+    --pageview
+    url String,
+    referrer String,
+    --event
+    event_name String,
+    event_data JSON,
+    created_at DateTime('UTC')
+)
+    engine = MergeTree
+        ORDER BY (website_id, session_uuid, created_at)
+        SETTINGS index_granularity = 8192;
+
+CREATE TABLE event_queue (
+    website_id UInt32,
+    session_uuid UUID,
+    event_uuid Nullable(UUID),
+    url String,
+    referrer String,
+    hostname LowCardinality(String),
+    browser LowCardinality(String),
+    os LowCardinality(String),
+    device LowCardinality(String),
+    screen LowCardinality(String),
+    language LowCardinality(String),
+    country LowCardinality(String),
+    event_name String,
+    event_data String,
+    created_at DateTime('UTC')
+)
+ENGINE = Kafka
+SETTINGS kafka_broker_list = 'domain:9092,domain:9093,domain:9094', -- input broker list
+       kafka_topic_list = 'event',
+       kafka_group_name = 'event_consumer_group',
+       kafka_format = 'JSONEachRow',
+       kafka_max_block_size = 1048576,
+       kafka_skip_broken_messages = 1;
+
+CREATE MATERIALIZED VIEW event_queue_mv TO event AS
+SELECT website_id,
+    session_uuid,
+    event_uuid,
+    url,
+    referrer,
+    hostname,
+    browser,
+    os,
+    device,
+    screen,
+    language,
+    country,
+    event_name,
+    event_data,
+    created_at
+FROM event_queue;