Note
This view is available starting with V4.0.0.
Purpose
This view displays the histogram data types such as RESPONSE TIME for Prometheus to monitor.
Columns
Column |
Type |
Nullable |
Description |
|---|---|---|---|
| RESPONSE_TIME | bigint(14) | NO | The response time. |
| COUNT | bigint(14) | NO | The number of requests within the response time. |
| TOTAL | bigint(14) | NO | The total response time of the requests. |
Sample query
Query the histogram of the current tenant's RESPONSE TIME.
obclient[test]> SELECT * FROM information_schema.information_schema.QUERY_RESPONSE_TIME;
The query result is as follows:
+----------------+----------+---------------+--------+-----------+
| SVR_IP | SVR_PORT | RESPONSE_TIME | COUNT | TOTAL |
+----------------+----------+---------------+--------+-----------+
| 172.xx.xxx.xxx | 2882 | 1 | 0 | 0 |
| 172.xx.xxx.xxx | 2882 | 10 | 0 | 0 |
| 172.xx.xxx.xxx | 2882 | 100 | 699903 | 41179133 |
| 172.xx.xxx.xxx | 2882 | 1000 | 659849 | 115135926 |
| 172.xx.xxx.xxx | 2882 | 10000 | 8881 | 24131188 |
| 172.xx.xxx.xxx | 2882 | 100000 | 570 | 12560344 |
| 172.xx.xxx.xxx | 2882 | 1000000 | 15 | 2826919 |
| 172.xx.xxx.xxx | 2882 | 10000000 | 1 | 1214148 |
| 172.xx.xxx.xxx | 2882 | 100000000 | 1 | 10403360 |
| 172.xx.xxx.xxx | 2882 | 1000000000 | 0 | 0 |
| 172.xx.xxx.xxx | 2882 | 10000000000 | 0 | 0 |
| 172.xx.xxx.xxx | 2882 | 100000000000 | 0 | 0 |
| 172.xx.xxx.xxx | 2882 | 1000000000000 | 0 | 0 |
+----------------+----------+---------------+--------+-----------+
13 rows in set