# Database aggregation
Interface should be called on the server side, seeHattori API。
# Interface Dxplaination
# Interface name
dbAggregate
# Functional description
Through this interface can be database aggregation, if you encounter problems in the course of use, you canOpen Platform Service Provider ZonePosting exchanges.
# Note
- Database operation statement explaination: database operation statements syntax and database API is the same, Aggregation Operation ReferenceAggregate Document
# Calling mode
# HTTPS call
POST https://api.weixin.qq.com/componenttcb/dbaggregate?access_token=ACCESS_TOKEN
# Request parameters
attribute | type | Required | Introductions |
---|---|---|---|
access_Token | string | yes | Interface invokes the certificate, which is URL Parameters, non Body Parameters. usecomponent_access_Token |
env | string | yes | Cloud Environment ID |
query | string | yes | Database operation statement |
# Return parameters
attribute | type | Introductions |
---|---|---|
errcode | number | Error code |
errmsg | string | Error message |
data | array | Record array |
# Call Example
Example Dxplaination: HTTPS requests
# Sample Request Data
{
"env":"test2-4a89da",
"query": "db.collection(" test_collection").aggregate(). match({tags:"cloud"}).limit(10).end()"
}
# Return Data Example
{
"errcode": 0,
"errmsg": "ok",
"data": [
"{"_id":f77e039f-f1cf-4aa8-bd59-16cbaa91e6ea","location":{"type":"Point","coordinates":[{"$numberDouble":"113.0"},{"$numberDouble":"23.0"}]},"done":false,"description":"learn cloud database","due":"2019-09-09","tags":["cloud","database"]}",
"{"_id":6bb88938-49ea-42b6-a6f5-ce408970cfc6","due":"2019-09-09","tags":["cloud","database"],"location":{"type":"Point","coordinates":[{"$numberDouble":"113.0"},{"$numberDouble":"23.0"}]},"done":false,"description":" Study cloud database"}",
"{"_id":"51F4F67E-A6A1-4C3E-A50F-827380B8DA86","description":" Study cloud database","due":"2019-09-09","tags":["cloud","database"],"location":{"coordinates":[{"$numberDouble":"113.0"},{"$numberDouble":"23.0"}],"type":"Point"},"done":false}",
"{"_id":"ee1d69da-b7ec-4e7a-bc1f-2fae31da4ce0","tags":["cloud","database"],"location":{"type":"Point","coordinates":[{"$numberDouble":"113.0"},{"$numberDouble":"23.0"}]},"done":false,"description":" Study cloud database","due":"2019-09-09"}"
]
}
# Error code
Error code | Error code | Solutions |
---|---|---|
0 | ok | ok |
-1 | system error | The system is busy, please wait for the developer to try again |
-1000 | system error | System error |
40014 | invalid access_Token | Illegal access_Token Please take the developer seriously. access_Token Of the validity (such as whether it is expired), or to see if you are working for the appropriate Official Account message template Call interface |
40097 | invalid args | Parameter error |
40101 | missing parameter | Missing required parameters |
41001 | access_Token missing | lack access_Token parameter |
42001 | access_Token expired | access_Token Timeout, please check access_Token Of the validity period, please refer to the Basic Support - Obtain access_Token Middle, right. access_Token Detailed mechanism explaination of the |
43002 | require POST method | Need POST request |
44002 | empty post data | POST The packet is empty. |
47001 | data format error | analysis JSON/XML Content errorpost Missing parameters in the dataCheck for corrections and try again. |
85088 | no qbase privilege | The app is not open for cloud development |