thevar1able/ClickHouse
1
0
Fork 0
mirror of https://github.com/ClickHouse/ClickHouse.git synced 2024-11-21 07:01:59 +00:00
Code Issues Packages Projects Releases Wiki Activity

Avoid stack overflow in materialized views, part 5: add a test

Browse Source
This commit is contained in:
Alexey Milovidov 2020-10-16 03:45:05 +03:00
parent 625d03d8c2
commit 622cfafcb4
2 changed files with 28 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

0
tests/queries/0_stateless/01527_materialized_view_stack_overflow.reference Normal file
View File

28
tests/queries/0_stateless/01527_materialized_view_stack_overflow.sql Normal file
View File

@ -0,0 +1,28 @@
DROP TABLE IF EXISTS t;
DROP TABLE IF EXISTS v;
CREATE TABLE t (c String) ENGINE = Memory;
CREATE MATERIALIZED VIEW v to v AS SELECT c FROM t; -- { serverError 36 }
CREATE MATERIALIZED VIEW v to t AS SELECT * FROM v; -- { serverError 60 }
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS v1;
DROP TABLE IF EXISTS v2;
CREATE TABLE t1 (c String) ENGINE = Memory;
CREATE TABLE t2 (c String) ENGINE = Memory;
CREATE MATERIALIZED VIEW v1 to t1 AS SELECT * FROM t2;
CREATE MATERIALIZED VIEW v2 to t2 AS SELECT * FROM t1;
INSERT INTO t1 VALUES ('Hello'); -- { serverError 306 }
INSERT INTO t2 VALUES ('World'); -- { serverError 306 }
DROP TABLE IF EXISTS t;
DROP TABLE IF EXISTS v;
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS v1;
DROP TABLE IF EXISTS v2;