CREATE TABLE system_metrics (
    host STRING,
    idc STRING,
    cpu_util DOUBLE,
    memory_util DOUBLE,
    disk_util DOUBLE,
    ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP(),
    PRIMARY KEY(host, idc),
    TIME INDEX(ts)
) WITH (skip_wal = "true");

Affected Rows: 0

INSERT INTO system_metrics
VALUES
    ("host1", "idc_a", 11.8, 10.3, 10.3, 1667446797450),
    ("host2", "idc_a", 80.0, 70.3, 90.0, 1667446797450),
    ("host1", "idc_b", 50.0, 66.7, 40.6, 1667446797450);

Affected Rows: 3

-- SQLNESS ARG restart=true
SELECT * FROM system_metrics;

++
++

INSERT INTO system_metrics
VALUES
    ("host1", "idc_a", 11.8, 10.3, 10.3, 1667446797450),
    ("host2", "idc_a", 80.0, 70.3, 90.0, 1667446797450),
    ("host1", "idc_b", 50.0, 66.7, 40.6, 1667446797450);

Affected Rows: 3

ADMIN flush_table('system_metrics');

+-------------------------------------+
| ADMIN flush_table('system_metrics') |
+-------------------------------------+
| 0                                   |
+-------------------------------------+

-- SQLNESS ARG restart=true
SELECT * FROM system_metrics;

+-------+-------+----------+-------------+-----------+-------------------------+
| host  | idc   | cpu_util | memory_util | disk_util | ts                      |
+-------+-------+----------+-------------+-----------+-------------------------+
| host1 | idc_a | 11.8     | 10.3        | 10.3      | 2022-11-03T03:39:57.450 |
| host1 | idc_b | 50.0     | 66.7        | 40.6      | 2022-11-03T03:39:57.450 |
| host2 | idc_a | 80.0     | 70.3        | 90.0      | 2022-11-03T03:39:57.450 |
+-------+-------+----------+-------------+-----------+-------------------------+

DROP TABLE system_metrics;

Affected Rows: 0