mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-21 01:00:48 +00:00
40 lines
1.4 KiB
SQL
40 lines
1.4 KiB
SQL
DROP TABLE IF EXISTS t_ephemeral_02205_1;
|
|
|
|
CREATE TABLE t_ephemeral_02205_1 (x UInt32 DEFAULT y, y UInt32 EPHEMERAL 17, z UInt32 DEFAULT 5) ENGINE = Memory;
|
|
|
|
DESCRIBE t_ephemeral_02205_1;
|
|
|
|
# Test INSERT without columns list - should participate only ordinary columns (x, z)
|
|
INSERT INTO t_ephemeral_02205_1 VALUES (1, 2);
|
|
# SELECT * should only return ordinary columns (x, z) - ephemeral is not stored in the table
|
|
SELECT * FROM t_ephemeral_02205_1;
|
|
|
|
TRUNCATE TABLE t_ephemeral_02205_1;
|
|
|
|
# Attempt to use ephemeral through default of ordinary column should end up with error 10 -
|
|
# ephemeral only considered when explicitly mentioned in the columns list
|
|
INSERT INTO t_ephemeral_02205_1 VALUES (DEFAULT, 2); -- { clientError 10 }
|
|
|
|
# Test INSERT using ephemerals default
|
|
INSERT INTO t_ephemeral_02205_1 (x, y) VALUES (DEFAULT, DEFAULT);
|
|
SELECT * FROM t_ephemeral_02205_1;
|
|
|
|
TRUNCATE TABLE t_ephemeral_02205_1;
|
|
|
|
# Test INSERT using explicit ephemerals value
|
|
INSERT INTO t_ephemeral_02205_1 (x, y) VALUES (DEFAULT, 7);
|
|
SELECT * FROM t_ephemeral_02205_1;
|
|
|
|
# Test ALTER TABLE DELETE
|
|
ALTER TABLE t_ephemeral_02205_1 DELETE WHERE x = 7;
|
|
SELECT * FROM t_ephemeral_02205_1;
|
|
|
|
TRUNCATE TABLE t_ephemeral_02205_1;
|
|
|
|
# Test INSERT into column, defaulted to ephemeral, but explicitly provided with value
|
|
INSERT INTO t_ephemeral_02205_1 (x, y) VALUES (21, 7);
|
|
SELECT * FROM t_ephemeral_02205_1;
|
|
|
|
|
|
DROP TABLE IF EXISTS t_ephemeral_02205_1;
|