queriesqueries
表函数,生成queries临时表,可以查看当前doris集群中正在运行的以及历史的 query 信息。
该函数用于from子句中。
queries()
queries()表结构:
mysql> desc function queries(); +------------------+--------+------+-------+---------+-------+ | Field | Type | Null | Key | Default | Extra | +------------------+--------+------+-------+---------+-------+ | QueryId | TEXT | No | false | NULL | NONE | | StartTime | BIGINT | No | false | NULL | NONE | | EndTime | BIGINT | No | false | NULL | NONE | | EventTime | BIGINT | No | false | NULL | NONE | | Latency | BIGINT | No | false | NULL | NONE | | State | TEXT | No | false | NULL | NONE | | Database | TEXT | No | false | NULL | NONE | | Sql | TEXT | No | false | NULL | NONE | | FrontendInstance | TEXT | No | false | NULL | NONE | +------------------+--------+------+-------+---------+-------+ 9 rows in set (0.00 sec)
mysql> select* from queries(); +-----------------------------------+---------------+---------------+---------------+---------+----------+----------+------------------------+------------------+ | QueryId | StartTime | EndTime | EventTime | Latency | State | Database | Sql | FrontendInstance | +-----------------------------------+---------------+---------------+---------------+---------+----------+----------+------------------------+------------------+ | e1293f2ed2a5427a-982301c462586043 | 1699255138730 | 1699255139823 | 1699255139823 | 1093 | FINISHED | demo | select* from queries() | localhost | | 46fa3ad0e7814ebd-b1cd34940a29b1e9 | 1699255143588 | -1 | 1699255143588 | 20 | RUNNING | demo | select* from queries() | localhost | +-----------------------------------+---------------+---------------+---------------+---------+----------+----------+------------------------+------------------+ 2 rows in set (0.04 sec)
queries