mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-05 23:31:24 +00:00
21 lines
554 B
SQL
21 lines
554 B
SQL
DROP TABLE IF EXISTS test.src;
|
|
DROP TABLE IF EXISTS test.dst1;
|
|
DROP TABLE IF EXISTS test.src_to_dst1;
|
|
DROP TABLE IF EXISTS test.dst2;
|
|
|
|
USE test;
|
|
|
|
CREATE TABLE src (x UInt8) ENGINE Memory;
|
|
CREATE TABLE dst1 (x UInt8) ENGINE Memory;
|
|
CREATE MATERIALIZED VIEW src_to_dst1 TO dst1 AS SELECT x + 1 as x FROM src;
|
|
CREATE MATERIALIZED VIEW dst2 ENGINE Memory AS SELECT x + 1 as x FROM dst1;
|
|
|
|
INSERT INTO src VALUES (1), (2);
|
|
SELECT * FROM dst1 ORDER BY x;
|
|
SELECT * FROM dst2 ORDER BY x;
|
|
|
|
DROP TABLE src;
|
|
DROP TABLE src_to_dst1;
|
|
DROP TABLE dst1;
|
|
DROP TABLE dst2;
|