Пет-проект: Витринный слой. Задание 1: Загрузить CSV-файлы.

2026-05-19 12:04:41 +03:00
parent 5949db1db8
commit 84006e9b80
1 changed files with 61 additions and 0 deletions
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+--DROP TABLE IF EXISTS mnoskov.core_dim_user ON CLUSTER clickhouse_cluster SYNC;
+CREATE TABLE mnoskov.core_dim_user
+ON CLUSTER clickhouse_cluster
+(
+	user_id UInt64,
+	name String,
+	age UInt8,
+	email String,
+	registration_date DateTime
+)
+ENGINE=ReplicatedMergeTree(
+	'/clickhouse/tables/{shard}/mnoskov/core_dim_user',
+	'{replica}'
+)
+ORDER BY user_id;
+
+--DROP TABLE IF EXISTS mnoskov.core_dim_course ON CLUSTER clickhouse_cluster SYNC;
+CREATE TABLE mnoskov.core_dim_course
+ON CLUSTER clickhouse_cluster
+(
+	course_id UInt64,
+	title String,
+	category LowCardinality(String),
+	created_at DateTime
+)
+ENGINE=ReplicatedMergeTree(
+	'/clickhouse/tables/{shard}/mnoskov/core_dim_course',
+	'{replica}'
+)
+ORDER BY course_id;
+
+--DROP TABLE IF EXISTS mnoskov.core_dim_lesson ON CLUSTER clickhouse_cluster SYNC;
+CREATE TABLE mnoskov.core_dim_lesson
+ON CLUSTER clickhouse_cluster
+(
+	lesson_id UInt64,
+	title String,
+	duration_min UInt16,
+	course_id UInt64
+)
+ENGINE=ReplicatedMergeTree(
+	'/clickhouse/tables/{shard}/mnoskov/core_dim_lesson',
+	'{replica}'
+)
+ORDER BY (lesson_id, course_id);
+
+--DROP TABLE IF EXISTS mnoskov.core_dim_date ON CLUSTER clickhouse_cluster SYNC;
+CREATE TABLE mnoskov.core_dim_date
+ON CLUSTER clickhouse_cluster
+(
+	date Date,
+	year Int16,
+	month Int8,
+	day Int8,
+	weekday LowCardinality(String)
+)
+ENGINE=ReplicatedMergeTree(
+	'/clickhouse/tables/{shard}/mnoskov/core_dim_date',
+	'{replica}'
+)
+ORDER BY date;