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minLevel	1
maxLevel	7
type	flat

이 API는 원하는 Tag들의 최소 시간값, 최대 시간값을 얻는 API이다.

...

Code Block

Status 200
 
// return format = 0
{
    "status": "success",
    "data": {
        "columns": [
            {"length": 4096, "name": "MIN", "type": 5},
            {"length": 4096, "name": "MAX", "type": 5}
        ],
        "samples": [
            {
                "tag_name": "tag_02",
                "data": [
                    {
                        "MAX": "2021-07-06 12:12:27",
                        "MIN": "2021-06-16 11:36:44"
                    }
                ]
            },
            {
                "tag_name": "tag_01",
                "data": [
                    {
                        "MAX": "2021-07-06 12:12:25",
                        "MIN": "2021-06-15 17:52:35"
                    }
                ]
            }
        ]
    }
}
 
// return format = 1
{
    "status": "success",
    "data": {
        "columns": [
            {"length": 4096, "name": "MIN", "type": 5},
            {"length": 4096, "name": "MAX", "type": 5}
        ],
        "samples": [
            {
                "tag_name": "tag_02",
                "data": {
                    "MAX": ["2021-07-06 12:12:27"],
                    "MIN": ["2021-06-16 11:36:44"]
                }
            },
            {
                "tag_name": "tag_01",
                "data": {
                    "MAX": ["2021-07-06 12:12:25"],
                    "MIN": ["2021-06-15 17:52:35"]
                }
            }
        ]
    }
}

Sample Code

Expand

title	window(batch)

github

Code Block

chcp 65001 
:: Text Encoding to UTF-8 in CMD
:: Example For Select Data by Time Range for tag API by using curl in window script
:: written by yeony kim

set API_KEY=YOUR_API_TOKEN

set CONTENT_HEADER="Content-Type: application/json"
set API_HEADER="x-api-key: %API_KEY%"
set LAKE_ID=YOUR_LAKE_ID
set URL="https://%LAKE_ID%.machlake.com/lakes/values/time_range"

:: ------------------------------------------------------------------------------------------------- ::

:: CASE - Current DATA GET with date format YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn
set TAG_NAME=sensor1,sensor2
set DATE_FORMAT=YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn

curl -k -G %URL% -H %CONTENT_HEADER% -H %API_HEADER% --data-urlencode "tag_name=%TAG_NAME%" --data-urlencode "date_format=%DATE_FORMAT%"

:: Return Format
:: {"data":{"columns":[{"length":4096,"name":"MIN","type":5},{"length":4096,"name":"MAX","type":5}],"samples":[{"data":[{"MAX":"2021-01-07 02:00:00 009:000:000","MIN":"2021-01-06 17:00:00 000:000:000"}],"tag_name":"sensor2"},{"data":[{"MAX":"2021-01-06 20:00:06 000:000:000","MIN":"2021-01-06 17:00:00 001:000:000"}],"tag_name":"sensor1"}]},"status":"success"}

:: ------------------------------------------------------------------------------------------------- ::
:: ------------------------------------------------------------------------------------------------- ::

:: CASE - Current DATA GET with date format nanosecond timestamp
set TAG_NAME=sensor1,sensor2
set DATE_FORMAT=NANOSECOND

curl -k -G %URL% -H %CONTENT_HEADER% -H %API_HEADER% --data-urlencode "tag_name=%TAG_NAME%" --data-urlencode "date_format=%DATE_FORMAT%"

:: Return Format
:: {"data":{"columns":[{"length":20,"name":"MIN","type":12},{"length":20,"name":"MAX","type":12}],"samples":[{"data":[{"MAX":1609952400009000000,"MIN":1609920000000000000}],"tag_name":"sensor2"},{"data":[{"MAX":1609930806000000000,"MIN":1609920000001000000}],"tag_name":"sensor1"}]},"status":"success"}

:: ------------------------------------------------------------------------------------------------- ::

Expand

title	linux(shell)

github

Code Block

# Text Encoding to UTF-8 in CMD
# Example For Select Data by Time Range for tag API by using curl in ubuntu


LAKE_ID=$YOUR_LAKE_ID
API_KEY=$YOUR_API_KEY
CLOUD_VENDOR=$YOUR_CLOUD_VENDOR
CLOUD_REGION=$YOUR_CLOUD_REGION
TAG_NAME=$YOUR_TAG_NAME

CONTENT_HEADER=Content-Type:application/json
API_HEADER=x-api-key:$API_KEY
URL=https://${CLOUD_VENDOR}.${CLOUD_REGION}.machlake.com/lakes/${LAKE_ID}/values/time_range

# ------------------------------------------------------------------------------------------------- #

# CASE - Current DATA GET with date format YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn
TAG_NAME=sensor1,sensor2
DATE_FORMAT="YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn"

curl -k -G $URL -H $CONTENT_HEADER -H $API_HEADER --data-urlencode "tag_name=$TAG_NAME" --data-urlencode "date_format=$DATE_FORMAT"

# Return Format
# {"data":{"columns":[{"length":4096,"name":"MIN","type":5},{"length":4096,"name":"MAX","type":5}],"samples":[{"data":[{"MAX":"2021-01-07 02:00:00 009:000:000","MIN":"2021-01-06 17:00:00 000:000:000"}],"tag_name":"sensor2"},{"data":[{"MAX":"2021-01-06 20:00:06 000:000:000","MIN":"2021-01-06 17:00:00 001:000:000"}],"tag_name":"sensor1"}]},"status":"success"}

# ------------------------------------------------------------------------------------------------- #
# ------------------------------------------------------------------------------------------------- #

# CASE - Current DATA GET with date format nanosecond timestamp
TAG_NAME=sensor1,sensor2
DATE_FORMAT=NANOSECOND

curl -k -G $URL -H $CONTENT_HEADER -H $API_HEADER --data-urlencode "tag_name=$TAG_NAME" --data-urlencode "date_format=$DATE_FORMAT"

# Return Format
# {"data":{"columns":[{"length":20,"name":"MIN","type":12},{"length":20,"name":"MAX","type":12}],"samples":[{"data":[{"MAX":1609952400009000000,"MIN":1609920000000000000}],"tag_name":"sensor2"},{"data":[{"MAX":1609930806000000000,"MIN":1609920000001000000}],"tag_name":"sensor1"}]},"status":"success"}

Expand

title	javascript

github

Code Block

// Example For Select Data by Time Range for tag API by using request in node js
// written by yeony kim
// sensor1, sensor2 is applied in lake

// process.env.NODE_TLS_REJECT_UNAUTHORIZED ="0";

const API_KEY ="YOUR_API_TOKEN";
const LAKE_ID ="YOUR_LAKE_ID"
const CLOUD_VENDOR="CLOUD_VENDOR";
const CLOUD_REGION="CLOUD_REGION";
const TAG_NAME = "YOUR_TAG";
const URL = `https://${CLOUD_VENDOR}.${CLOUD_REGION}.machlake.com/lakes/${LAKE_ID}/values/time_range`;

var request = require('request');

// CASE - Current DATA GET with date format YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn
request.get({
    url: URL, 
    qs: {
        tag_name: TAG_NAME,
        date_format: 'YYYY-MM-DD HH24:MI:SS mmm:uuu:nnn'
    },
    headers: {
        'x-api-key': API_KEY
    }}, 
    function(error, response, body) {
        // {"data":{"columns":[{"length":4096,"name":"MIN","type":5},{"length":4096,"name":"MAX","type":5}],"samples":[{"data":[{"MAX":"2021-01-07 02:00:00 009:000:000","MIN":"2021-01-06 17:00:00 000:000:000"}],"tag_name":"sensor2"},{"data":[{"MAX":"2021-01-06 20:00:06 000:000:000","MIN":"2021-01-06 17:00:00 001:000:000"}],"tag_name":"sensor1"}]},"status":"success"}
        console.log(body)
    })


// CASE - Current DATA GET with date format nanosecond timestamp
request.get({
    url: URL, 
    qs: {
        tag_name: TAG_NAME,
        date_format: 'NANOSECOND'
    },
    headers: {
        'x-api-key': API_KEY
    }}, 
    function(error, response, body) {
        // {"data":{"columns":[{"length":20,"name":"MIN","type":12},{"length":20,"name":"MAX","type":12}],"samples":[{"data":[{"MAX":1609952400009000000,"MIN":1609920000000000000}],"tag_name":"sensor2"},{"data":[{"MAX":1609930806000000000,"MIN":1609920000001000000}],"tag_name":"sensor1"}]},"status":"success"}
        console.log(body)
    })

...

title	python

github

...

Type	Github Link
curl-bash	https://github.com/machlake/api_example/blob/main/script/linux/SelectTimeRange.sh
js	https://github.com/machlake/api_example/blob/main/nodejs/SelectTimeRange.js
python	https://github.com/machlake/api_example/blob/main/python/SelectTimeRange.py

레이블 추가

Version	Old Version 3	New Version Current
Changes made by	Grey Shim	Grey Shim
Saved on	Aug 11, 2022	Aug 26, 2022

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