Query Profile Action
Request
GET /rest/v2/manager/query/query_info
GET /rest/v2/manager/query/trace/{trace_id}
GET /rest/v2/manager/query/sql/{query_id}
GET /rest/v2/manager/query/profile/text/{query_id}
GET /rest/v2/manager/query/profile/graph/{query_id}
GET /rest/v2/manager/query/profile/json/{query_id}
GET /rest/v2/manager/query/profile/fragments/{query_id}
GET /rest/v2/manager/query/current_queries
GET /rest/v2/manager/query/kill/{query_id}
获取查询信息
GET /rest/v2/manager/query/query_info
Description
可获取集群所有 fe 节点 select 查询信息。
Query parameters
query_id
可选,指定返回查询的queryID, 默认返回所有查询的信息。
search
可选,指定返回包含字符串的查询信息,目前仅进行字符串匹配。
is_all_node
可选,若为 true 则返回所有fe节点的查询信息,若为 false 则返回当前fe节点的查询信息。默认为true。
Response
{
"msg": "success",
"code": 0,
"data": {
"column_names": [
"Query ID",
"FE节点",
"查询用户",
"执行数据库",
"Sql",
"查询类型",
"开始时间",
"结束时间",
"执行时长",
"状态"
],
"rows": [
[
...
]
]
},
"count": 0
}
SinceVersion 1.2
Admin 和 Root 用户可以查看所有 Query。普通用户仅能查看自己发送的 Query。
Examples
GET /rest/v2/manager/query/query_info
{
"msg": "success",
"code": 0,
"data": {
"column_names": [
"Query ID",
"FE节点",
"查询用户",
"执行数据库",
"Sql",
"查询类型",
"开始时间",
"结束时间",
"执行时长",
"状态"
],
"rows": [
[
"d7c93d9275334c35-9e6ac5f295a7134b",
"127.0.0.1:8030",
"root",
"default_cluster:testdb",
"select c.id, c.name, p.age, p.phone, c.date, c.cost from cost c join people p on c.id = p.id where p.age > 20 order by c.id",
"Query",
"2021-07-29 16:59:12",
"2021-07-29 16:59:12",
"109ms",
"EOF"
]
]
},
"count": 0
}
通过 Trace Id 获取 Query Id
GET /rest/v2/manager/query/trace_id/{trace_id}
Description
通过 Trace Id 获取 Query Id.
在执行一个 Query 前,先设置一个唯一的 trace id:
set set session_context="trace_id:your_trace_id";
在同一个 Session 链接内执行 Query 后,可以通过 trace id 获取 query id。
Path parameters
{trace_id}
用户设置的 trace id.
Query parameters
Response
{
"msg": "success",
"code": 0,
"data": "fb1d9737de914af1-a498d5c5dec638d3",
"count": 0
}
SinceVersion 1.2
Admin 和 Root 用户可以查看所有 Query。普通用户仅能查看自己发送的 Query。若指定 trace id 不存在或无权限,则返回 Bad Request:
{
"msg": "Bad Request",
"code": 403,
"data": "error messages",
"count": 0
}
获取指定查询的sql和文本profile
GET /rest/v2/manager/query/sql/{query_id}
GET /rest/v2/manager/query/profile/text/{query_id}
Description
用于获取指定query id的sql和profile文本。
Path parameters
query_id
query id。
Query parameters
is_all_node
可选,若为 true 则在所有fe节点中查询指定query id的信息,若为 false 则在当前连接的fe节点中查询指定query id的信息。默认为true。
Response
{
"msg": "success",
"code": 0,
"data": {
"sql": ""
},
"count": 0
}
{
"msg": "success",
"code": 0,
"data": {
"profile": ""
},
"count": 0
}
SinceVersion 1.2
Admin 和 Root 用户可以查看所有 Query。普通用户仅能查看自己发送的 Query。若指定 query id 不存在或无权限,则返回 Bad Request:
{
"msg": "Bad Request",
"code": 403,
"data": "error messages",
"count": 0
}
### Examples
获取 sql:
GET /rest/v2/manager/query/sql/d7c93d9275334c35-9e6ac5f295a7134b
Response:
{
"msg": "success",
"code": 0,
"data": {
"sql": "select c.id, c.name, p.age, p.phone, c.date, c.cost from cost c join people p on c.id = p.id where p.age > 20 order by c.id"
},
"count": 0
}
获取指定查询fragment和instance信息
GET /rest/v2/manager/query/profile/fragments/{query_id}
Description
用于获取指定query id的fragment名称,instance id和执行时长。
Path parameters
query_id
query id。
Query parameters
is_all_node
可选,若为 true 则在所有fe节点中查询指定query id的信息,若为 false 则在当前连接的fe节点中查询指定query id的信息。默认为true。
Response
{
"msg": "success",
"code": 0,
"data": [
{
"fragment_id": "",
"time": "",
"instance_id": {
"": ""
}
}
],
"count": 0
}
SinceVersion 1.2
Admin 和 Root 用户可以查看所有 Query。普通用户仅能查看自己发送的 Query。若指定 query id 不存在或无权限,则返回 Bad Request:
{
"msg": "Bad Request",
"code": 403,
"data": "error messages",
"count": 0
}
### Examples
```
GET /rest/v2/manager/query/profile/fragments/d7c93d9275334c35-9e6ac5f295a7134b
Response:
{
"msg": "success",
"code": 0,
"data": [
{
"fragment_id": "0",
"time": "36.169ms",
"instance_id": {
"d7c93d9275334c35-9e6ac5f295a7134e": "36.169ms"
}
},
{
"fragment_id": "1",
"time": "20.710ms",
"instance_id": {
"d7c93d9275334c35-9e6ac5f295a7134c": "20.710ms"
}
},
{
"fragment_id": "2",
"time": "7.83ms",
"instance_id": {
"d7c93d9275334c35-9e6ac5f295a7134d": "7.83ms"
}
}
],
"count": 0
}
```
获取指定query id树状profile信息
GET /rest/v2/manager/query/profile/graph/{query_id}
Description
获取指定query id树状profile信息,同 show query profile
指令。
Path parameters
query_id
query id。
Query parameters
fragment_id
和instance_id
可选,这两个参数需同时指定或同时不指定。
同时不指定则返回profile 简易树形图,相当于show query profile '/query_id'
;
同时指定则返回指定instance详细profile树形图,相当于show query profile '/query_id/fragment_id/instance_id'
.is_all_node
可选,若为 true 则在所有fe节点中查询指定query id的信息,若为 false 则在当前连接的fe节点中查询指定query id的信息。默认为true。
Response
{
"msg": "success",
"code": 0,
"data": {
"graph":""
},
"count": 0
}
SinceVersion 1.2
Admin 和 Root 用户可以查看所有 Query。普通用户仅能查看自己发送的 Query。若指定 query id 不存在或无权限,则返回 Bad Request:
{
"msg": "Bad Request",
"code": 403,
"data": "error messages",
"count": 0
}
正在执行的query
GET /rest/v2/manager/query/current_queries
Description
同 show proc "/current_query_stmts"
,返回当前正在执行的 query
Path parameters
Query parameters
is_all_node
可选,若为 true 则返回所有FE节点当前正在执行的 query 信息。默认为 true。
Response
{
"msg": "success",
"code": 0,
"data": {
"columnNames": ["Frontend", "QueryId", "ConnectionId", "Database", "User", "ExecTime", "SqlHash", "Statement"],
"rows": [
["172.19.0.3", "108e47ab438a4560-ab1651d16c036491", "2", "", "root", "6074", "1a35f62f4b14b9d7961b057b77c3102f", "select sleep(60)"],
["172.19.0.11", "3606cad4e34b49c6-867bf6862cacc645", "3", "", "root", "9306", "1a35f62f4b14b9d7961b057b77c3102f", "select sleep(60)"]
]
},
"count": 0
}
取消query
POST /rest/v2/manager/query/kill/{query_id}
Description
取消执行连接中正在执行的 query
Path parameters
{query_id}
query id. 你可以通过 trace_id 接口,获取 query id。
Query parameters
Response
{
"msg": "success",
"code": 0,
"data": null,
"count": 0
}