match

$match

Passes only documents that match the query you pass to the next stage in the pipeline.

Syntax

{ $match: { query } }

Sample Request

[    {        "$match": {            "temp": {                "$exists": true            }        }    },    {        "$limit":3    }]

Sample Response

{    "_list": [        {            "temp": 10,            "_tsMetadata": {                    "_sourceId": "4b78c28b-7af6-406f-9265-b120c7141b13"            },            "_id": "645bcb5cf8b8a87c0f075cf7",            "_ts": "Wed May 10 22:20:35 IST 2023"        },        {            "temp": 12,            "_tsMetadata": {                "_sourceId": "4b78c28b-7af6-406f-9265-b120c7141b13"            },            "_id": "645bcb5cf8b8a87c0f075d00",            "_ts": "Wed May 10 22:20:36 IST 2023"        },        {            "temp": 11,            "_tsMetadata": {                "_sourceId": "0dda42b7-831b-47d2-aa83-c65edd3c5113"            },            "_id": "645bcb5cf8b8a87c0f075cf8",            "_ts": "Wed May 10 22:20:36 IST 2023"        }    ]}