Files
greptimedb/tests/cases/standalone/common/alter/alter_table.sql
discord9 53752e4f6c fix: alter table update table column default (#6155)
* fix: alter table update table column default

* fix: fuzz test also cast default value

* chore: more testcase

* test: non-zero value

* refactor: per review

* tests: unexpected alter result(WIP on fix)

* ub

* ub more

* test: update sqlness
2025-05-27 09:42:27 +00:00

245 lines
6.1 KiB
SQL

CREATE TABLE test_alt_table(h INTEGER, i INTEGER, j TIMESTAMP TIME INDEX, PRIMARY KEY (h, i));
DESC TABLE test_alt_table;
INSERT INTO test_alt_table VALUES (1, 1, 0), (2, 2, 1);
-- TODO: It may result in an error if `k` is with type INTEGER.
-- Error: 3001(EngineExecuteQuery), Invalid argument error: column types must match schema types, expected Int32 but found Utf8 at column index 3
ALTER TABLE test_alt_table ADD COLUMN k STRING PRIMARY KEY;
DESC TABLE test_alt_table;
SELECT * FROM test_alt_table;
SELECT * FROM test_alt_table WHERE i = 1;
-- SQLNESS ARG restart=true
ALTER TABLE test_alt_table ADD COLUMN m INTEGER;
ALTER TABLE test_alt_table ADD COLUMN dt DATETIME;
-- Should fail issue #5422
ALTER TABLE test_alt_table ADD COLUMN n interval;
-- Should fail issue #5422
ALTER TABLE test_alt_table MODIFY COLUMN m interval;
INSERT INTO test_alt_table (h, i, j, m, dt) VALUES (42, 42, 0, 11, 0);
ALTER TABLE test_alt_table MODIFY COLUMN m Float64;
SELECT * FROM test_alt_table;
ALTER TABLE test_alt_table MODIFY COLUMN m INTEGER;
SELECT * FROM test_alt_table;
ALTER TABLE test_alt_table MODIFY COLUMN m BOOLEAN;
SELECT * FROM test_alt_table;
DESC TABLE test_alt_table;
DROP TABLE test_alt_table;
-- test if column with default value can change type properly
CREATE TABLE test_alt_table_default(h INTEGER, i Float64 DEFAULT 0.0, j TIMESTAMP TIME INDEX, PRIMARY KEY (h));
INSERT INTO test_alt_table_default (h, j) VALUES (0, 0);
INSERT INTO test_alt_table_default (h, i, j) VALUES (1, 0.1, 0);
SELECT * FROM test_alt_table_default ORDER BY h;
ALTER TABLE test_alt_table_default MODIFY COLUMN i BOOLEAN;
INSERT INTO test_alt_table_default (h, j) VALUES (2, 0);
INSERT INTO test_alt_table_default (h, i, j) VALUES (3, TRUE, 0);
SELECT * FROM test_alt_table_default ORDER BY h;
ALTER TABLE test_alt_table_default MODIFY COLUMN i INTEGER;
DESC TABLE test_alt_table_default;
INSERT INTO test_alt_table_default (h, j) VALUES (4, 0);
INSERT INTO test_alt_table_default (h, i, j) VALUES (5, 42, 0);
SELECT * FROM test_alt_table_default ORDER BY h;
ALTER TABLE test_alt_table_default MODIFY COLUMN i STRING;
INSERT INTO test_alt_table_default (h, j) VALUES (6, 0);
INSERT INTO test_alt_table_default (h, i, j) VALUES (7, "word" ,1);
SELECT * FROM test_alt_table_default ORDER BY h;
DROP TABLE test_alt_table_default;
-- test with non-zero default value
CREATE TABLE test_alt_table_default_nz(h INTEGER, i Float64 DEFAULT 0.1, j TIMESTAMP TIME INDEX, PRIMARY KEY (h));
INSERT INTO test_alt_table_default_nz (h, j) VALUES (0, 0);
INSERT INTO test_alt_table_default_nz (h, i, j) VALUES (1, 0.0, 0);
ADMIN FLUSH_TABLE('test_alt_table_default_nz');
SELECT * FROM test_alt_table_default_nz ORDER BY h;
ALTER TABLE test_alt_table_default_nz MODIFY COLUMN i BOOLEAN;
INSERT INTO test_alt_table_default_nz (h, j) VALUES (2, 0);
INSERT INTO test_alt_table_default_nz (h, i, j) VALUES (3, FALSE, 0);
SELECT * FROM test_alt_table_default_nz ORDER BY h;
ALTER TABLE test_alt_table_default_nz MODIFY COLUMN i INTEGER;
DESC TABLE test_alt_table_default_nz;
INSERT INTO test_alt_table_default_nz (h, j) VALUES (4, 0);
INSERT INTO test_alt_table_default_nz (h, i, j) VALUES (5, 42, 0);
SELECT * FROM test_alt_table_default_nz ORDER BY h;
ALTER TABLE test_alt_table_default_nz MODIFY COLUMN i STRING;
INSERT INTO test_alt_table_default_nz (h, j) VALUES (6, 0);
INSERT INTO test_alt_table_default_nz (h, i, j) VALUES (7, "word" ,1);
SELECT * FROM test_alt_table_default_nz ORDER BY h;
DROP TABLE test_alt_table_default_nz;
-- test alter table type will cause wired behavior due to underlying column data is unchanged
CREATE TABLE test_alt_table_col_ty(h INTEGER, i Float64 DEFAULT 0.1, j TIMESTAMP TIME INDEX, PRIMARY KEY (h));
INSERT INTO test_alt_table_col_ty (h, j) VALUES (0, 0);
INSERT INTO test_alt_table_col_ty (h, i, j) VALUES (1, 0.2, 0);
SELECT * FROM test_alt_table_col_ty ORDER BY h;
ALTER TABLE test_alt_table_col_ty MODIFY COLUMN i BOOLEAN;
INSERT INTO test_alt_table_col_ty (h, j) VALUES (2, 0);
INSERT INTO test_alt_table_col_ty (h, i, j) VALUES (3, TRUE, 0);
SELECT * FROM test_alt_table_col_ty ORDER BY h;
ALTER TABLE test_alt_table_col_ty MODIFY COLUMN i INTEGER;
INSERT INTO test_alt_table_col_ty (h, j) VALUES (4, 0);
INSERT INTO test_alt_table_col_ty (h, i, j) VALUES (5, 42, 0);
SELECT * FROM test_alt_table_col_ty ORDER BY h;
ALTER TABLE test_alt_table_col_ty MODIFY COLUMN i STRING;
INSERT INTO test_alt_table_col_ty (h, j) VALUES (6, 0);
INSERT INTO test_alt_table_col_ty (h, i, j) VALUES (7, "how many roads must a man walk down before they call him a man", 0);
-- here see 0.1 is converted to "0.1" since underlying column data is unchanged
SELECT * FROM test_alt_table_col_ty ORDER BY h;
DROP TABLE test_alt_table_col_ty;
-- to test if same name column can be added
CREATE TABLE phy (ts timestamp time index, val double) engine = metric with ("physical_metric_table" = "");
CREATE TABLE t1 (
ts timestamp time index,
val double,
host string primary key
) engine = metric with ("on_physical_table" = "phy");
INSERT INTO
t1
VALUES
('host1', 0, 1),
('host2', 1, 0,);
SELECT
*
FROM
t1;
CREATE TABLE t2 (
ts timestamp time index,
job string primary key,
val double
) engine = metric with ("on_physical_table" = "phy");
ALTER TABLE
t1
ADD
COLUMN `at` STRING;
ALTER TABLE
t2
ADD
COLUMN at3 STRING;
ALTER TABLE
t2
ADD
COLUMN `at` STRING;
ALTER TABLE
t2
ADD
COLUMN at2 STRING;
ALTER TABLE
t2
ADD
COLUMN at4 UINT16;
INSERT INTO
t2
VALUES
("loc_1", "loc_2", "loc_3", 2, 'job1', 0, 1);
SELECT
*
FROM
t2;
DROP TABLE t1;
DROP TABLE t2;
DROP TABLE phy;
CREATE TABLE grpc_latencies (
ts TIMESTAMP TIME INDEX,
host STRING,
method_name STRING,
latency DOUBLE,
PRIMARY KEY (host, method_name)
) with('append_mode'='true');
INSERT INTO grpc_latencies (ts, host, method_name, latency) VALUES
('2024-07-11 20:00:06', 'host1', 'GetUser', 103.0);
SELECT * FROM grpc_latencies;
ALTER TABLE grpc_latencies SET ttl = '10000d';
ALTER TABLE grpc_latencies ADD COLUMN home INTEGER FIRST;
SELECT * FROM grpc_latencies;
DROP TABLE grpc_latencies;