{"id":50815,"date":"2022-03-25T00:00:00","date_gmt":"2022-03-25T07:00:00","guid":{"rendered":"https:\/\/griddb-linux-hte8hndjf8cka8ht.westus-01.azurewebsites.net\/%e6%9c%aa%e5%88%86%e9%a1%9e\/visualize-data-with-griddb-and-the-webapi-using-react-js\/"},"modified":"2026-03-30T14:40:45","modified_gmt":"2026-03-30T21:40:45","slug":"visualize-data-with-griddb-and-the-webapi-using-react-js","status":"publish","type":"post","link":"https:\/\/griddb.net\/ja\/%e6%9c%aa%e5%88%86%e9%a1%9e\/visualize-data-with-griddb-and-the-webapi-using-react-js\/","title":{"rendered":"React.js\u3092\u7528\u3044\u305fGridDB\u3068WebAPI\u306b\u3088\u308b\u30c7\u30fc\u30bf\u306e\u53ef\u8996\u5316"},"content":{"rendered":"

\u306f\u3058\u3081\u306b<\/h2>\n

\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001Web\u30a2\u30d7\u30ea\u306e\u304a\u4f9b\u3068\u3057\u3066GridDB\u3092\u4f7f\u3046\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u30b9\u30ad\u30fc\u30de\u306e\u4f5c\u6210\u3001\u30a4\u30f3\u30b8\u30a7\u30b9\u30c8\u3001\u30af\u30a8\u30ea\u306e\u3059\u3079\u3066\u306e\u30b9\u30c6\u30c3\u30d7\u3067GridDB WebAPI<\/a>\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

\u5168\u3066\u306e\u30d7\u30ed\u30bb\u30b9\u306fReact.js\u306e\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3067\u51e6\u7406\u3055\u308c\u307e\u3059\u3002\u3064\u307e\u308a\u3001\u30e6\u30fc\u30b6\u306fGridDB WebAPI\u306e\u8a8d\u8a3c\u60c5\u5831\u3092\u5165\u529b\u3057\u3001CSV\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3057\u3001\u30b3\u30f3\u30c6\u30ca\u304cCOLLECTION<\/code>\u304bTIMESERIES<\/code>\u304b\u3092\u9078\u629e\u3057\u3001GridDB\u306b\u9069\u5207\u306a\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30b3\u30f3\u30c6\u30ca\u304c\u4f5c\u6210\u3055\u308c\u308b\u3068\u3001.csv<\/code>\u30d5\u30a1\u30a4\u30eb\u5168\u4f53\u304c\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u4e0a\u306b\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u307e\u3059\u3002<\/p>\n

\u30c7\u30fc\u30bf\u304c\u63c3\u3063\u305f\u3089\u3001\u30af\u30a8\u30ea\u3067\u30b5\u30fc\u30d0\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d7\u3051\u53d6\u308a\u3001\u6700\u7d42\u7684\u306b recharts<\/code> library<\/a> \u3092\u4f7f\u3063\u3066\u53ef\u8996\u5316\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u524d\u63d0\u6761\u4ef6<\/h2>\n

\u307e\u305a\u306f\u3001GridDB\u30b5\u30fc\u30d0\u3092\u7acb\u3061\u4e0a\u3052\u3066\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001GridDB WebAPI\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30b5\u30fc\u30d0\u4e0a\u3067\u52d5\u4f5c\u3055\u305b\u307e\u3059\u3002<\/p>\n

\u30d5\u30ed\u30f3\u30c8\u30a8\u30f3\u30c9\u3067\u306f\u3001react.js \u3068\u30c1\u30e3\u30fc\u30c8\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002package.json<\/code>\u30d5\u30a1\u30a4\u30eb\u3068\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u3002<\/p>\n

\n
{\n  \"name\": \"griddb-charts\",\n  \"version\": \"0.1.0\",\n  \"private\": true,\n  \"dependencies\": {\n    \"@emotion\/react\": \"^11.8.2\",\n    \"@emotion\/styled\": \"^11.8.1\",\n    \"@mui\/material\": \"^5.5.0\",\n    \"@testing-library\/jest-dom\": \"^5.16.2\",\n    \"@testing-library\/react\": \"^12.1.4\",\n    \"@testing-library\/user-event\": \"^13.5.0\",\n    \"axios\": \"^0.26.1\",\n    \"react\": \"^17.0.2\",\n    \"react-dom\": \"^17.0.2\",\n    \"react-scripts\": \"5.0.0\",\n    \"recharts\": \"^2.1.9\",\n    \"web-vitals\": \"^2.1.4\"\n  },\n  \"scripts\": {\n    \"start\": \"react-scripts start\",\n    \"build\": \"react-scripts build\",\n    \"test\": \"react-scripts test\",\n    \"eject\": \"react-scripts eject\"\n  },\n  \"eslintConfig\": {\n    \"extends\": [\n      \"react-app\",\n      \"react-app\/jest\"\n    ]\n  },\n  \"browserslist\": {\n    \"production\": [\n      \">0.2%\",\n      \"not dead\",\n      \"not op_mini all\"\n    ],\n    \"development\": [\n      \"last 1 chrome version\",\n      \"last 1 firefox version\",\n      \"last 1 safari version\"\n    ]\n  }\n}<\/code><\/pre>\n<\/div>\n
\u30d5\u30a1\u30a4\u30eb\u306e\u30c8\u30c3\u30d7\u306b\u306f\u3001\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305f\u3082\u306e\u3082\u3059\u3079\u3066\u53d6\u308a\u8fbc\u307f\u307e\u3059\u3002<\/p>\n
\n
import React, { useState, useEffect } from 'react';\nimport '.\/App.css';\nimport { usePapaParse } from 'react-papaparse';\n\nimport {\n  BarChart,\n  Bar,\n  XAxis,\n  YAxis,\n  Tooltip,\n  Legend\n} from \"recharts\";\nimport Box from '@mui\/material\/Box';\nimport InputLabel from '@mui\/material\/InputLabel';\nimport MenuItem from '@mui\/material\/MenuItem';\nimport FormControl from '@mui\/material\/FormControl';\nimport Select from '@mui\/material\/Select';\nimport Container from '@mui\/material\/Container';\nimport TextField from '@mui\/material\/TextField';\nimport Button from '@mui\/material\/Button';\nimport Dialog from '@mui\/material\/Dialog';\nimport DialogActions from '@mui\/material\/DialogActions';\nimport DialogContent from '@mui\/material\/DialogContent';\nimport FormHelperText from \"@mui\/material\/FormHelperText\";\nimport Grid from '@mui\/material\/Grid'<\/code><\/pre>\n<\/div>\n
ETL<\/h2>\n
\u5b9f\u88c5\u306b\u3064\u3044\u3066\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u3001\u30b9\u30ad\u30fc\u30de\u3068\u30b3\u30f3\u30c6\u30ca\u306e\u4f5c\u6210\u3068\u9001\u4fe1\u3001\u30b3\u30f3\u30c6\u30ca\u3078\u306e\u30c7\u30fc\u30bf\u306e\u30d7\u30c3\u30b7\u30e5\u3001\u30c7\u30fc\u30bf\u306e\u30af\u30a8\u30ea\u3001\u305d\u3057\u3066\u30c7\u30fc\u30bf\u3092\u30c1\u30e3\u30fc\u30c8\u306b\u8868\u793a\u3059\u308b\u3068\u3053\u308d\u307e\u3067\u3092\u9806\u756a\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n
\u8a3c\u660e\u66f8<\/h3>\n
\u307e\u305a\u59cb\u3081\u306b\u3001\u30e6\u30fc\u30b6\u3068\u7ba1\u7406\u8005\u306e\u8a8d\u8a3c\u60c5\u5831\u3092\u5165\u529b\u3059\u308b\u305f\u3081\u306e\u7c21\u5358\u306a\u30c6\u30ad\u30b9\u30c8\u30fb\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u3044\u304f\u3064\u304b\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u30d6\u30ed\u30b0\u3067\u306f\u3001GridDB \u306e\u30c7\u30d5\u30a9\u30eb\u30c8\u5024\u3067\u3042\u308b admin\/admin \u3092\u3001\u30b3\u30f3\u30bb\u30d7\u30c8\u306e\u8a3c\u660e\u3068\u3057\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n
\u307e\u305f\u3001\u4f8b\u3092\u30b7\u30f3\u30d7\u30eb\u306b\u3059\u308b\u305f\u3081\u306b\u3001material ui<\/a> \u306eReact.js\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n
\n
        <TextField\n            id=\"user\"\n            label=\"Username\"\n            variant=\"standard\"\n            onChange={handleUser}\n            required={true}\n          \/>\n          <TextField\n            id=\"standard-basic\"\n            label=\"Password\"\n            variant=\"standard\"\n            onChange={handlePass}\n            required={true}\n          \/><\/code><\/pre>\n<\/div>\n
\u3053\u3053\u3067\u306f\u3001\u30c6\u30ad\u30b9\u30c8\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5225\u3005\u306e\u95a2\u6570\u3067\u51e6\u7406\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002React\u306e useState<\/code> \u3092\u4f7f\u3063\u3066\u5909\u66f4\u3092\u51e6\u7406\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u5165\u529b\u3092\u4fdd\u5b58\u3057\u3066\u3044\u307e\u3059\u3002\u30b7\u30f3\u30d7\u30eb\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u4f55\u3089\u304b\u306e\u30c1\u30a7\u30c3\u30af\u306f\u884c\u308f\u305a\u3001\u5358\u7d14\u306b\u3059\u3079\u3066\u306e\u5165\u529b\u3092state\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002<\/p>\n
\n
  const [user, setUser] = useState('')\n  const [pass, setPass] = useState('')\n\n  const handleUser = (event) => {\n    let val = event.target.value\n    setUser(val)\n  }\n\n  const handlePass = (event) => {\n    let val = event.target.value\n    setPass(val)\n  }<\/code><\/pre>\n<\/div>\n
\u9069\u5207\u306a javascript \u306e fetch<\/code> \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u306e\u8a8d\u8a3c\u60c5\u5831\u3092 base64 \u306b\u5909\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306f\u6b21\u306e\u3088\u3046\u306b\u884c\u3044\u307e\u3059\u3002<\/p>\n
\n
  const [encodedUserPass, setEncodedUserPass] = useState('')\n\n  useEffect(() => {\n    let encodedUserPass = btoa(user + \":\" + pass)\n    setEncodedUserPass(encodedUserPass)\n  }, [pass])<\/code><\/pre>\n<\/div>\n
useEffect<\/code>\u306e\u95a2\u6570\u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u306e\u5f8c\u306e [pass]<\/code> \u306f\u3001\u30b9\u30c6\u30fc\u30c8\u5909\u6570 pass<\/code> \u304c\u66f4\u65b0\u3055\u308c\u305f\u3068\u304d\u306b\u3001\u3053\u306e\u7279\u5b9a\u306e\u95a2\u6570\u3092\u66f4\u65b0\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u3082\u304d\u308c\u3044\u306a\u89e3\u6c7a\u7b56\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u4eca\u56de\u306e\u76ee\u7684\u306b\u306f\u5408\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
CSV\u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b<\/h3>\n
\u307e\u305a\u3001\u30e6\u30fc\u30b6\u304c .csv<\/code> \u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u3053\u308c\u306fHTML\u3092\u4f7f\u3063\u3066\u975e\u5e38\u306b\u7c21\u5358\u306b\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n
\n
<label >Choose a CSV File to Upload:<\/label>\n\n        <input type=\"file\"\n          id=\"csvFile\" name=\"file\" onChange={fileHandler}\n          accept=\".csv\"><\/input>\n          <\/code><\/pre>\n<\/div>\n
\u3053\u306e fileHandler<\/code> \u95a2\u6570\u306f papa-parse<\/code> \u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u5229\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u5185\u5bb9\u3092\u30d1\u30fc\u30b9\u3057\u3066\u5f8c\u3067\u4f7f\u7528\u3059\u308b\u305f\u3081\u306b\u3044\u304f\u3064\u304b\u306e React \u30b9\u30c6\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\n
import { usePapaParse } from 'react-papaparse';\n  const { readString } = usePapaParse();\n\n  const [fullCsvData, setFullCsvData] = useState(null);\n  const [fileName, setFileName] = useState('');\n  const [selectedFile, setSelectedFile] = useState(null);\n\n  const fileHandler = (event) => {\n    const file = event.target.files[0]\n    let name = file.name\n    let x = name.substring(0, name.indexOf('.')); \/\/remove the .csv file extension\n    const reader = new FileReader();\n    reader.addEventListener('load', (event) => {\n      var data = event.target.result\n\n      readString(data, {\n        worker: true,\n        complete: (results) => {\n          setFileName(x)\n          console.log(\"selected file: \", results.data[0])\n          setFullCsvData(results.data)\n          setSelectedFile(results.data[0]);\n          setOpen(true)\n        },\n      });\n    });\n\n    reader.readAsText(file);\n\n  };<\/code><\/pre>\n<\/div>\n
\u30e6\u30fc\u30b6\u304c .csv<\/code> \u30d5\u30a1\u30a4\u30eb\u3092\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3059\u308b\u3068\u3001 fileHandler<\/code> \u95a2\u6570\u304c\u8d77\u52d5\u3057\u3001 event<\/code> \u3068\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u8aad\u307f\u8fbc\u3093\u3067\u3001\u3059\u3079\u3066\u3092\u30d1\u30fc\u30b9\u3057\u307e\u3059\u3002\u30d1\u30fc\u30b9\u3055\u308c\u308b\u3068\u3001\u69d8\u3005\u306a React \u30b9\u30c6\u30fc\u30c8\u304c\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002\u30d5\u30a1\u30a4\u30eb\u540d\u3001csv \u30b3\u30f3\u30c6\u30f3\u30c4\u5168\u4f53\u3001\u305d\u3057\u3066\u30ab\u30e9\u30e0\u540d\u306b\u5bfe\u5fdc\u3059\u308b\u30c7\u30fc\u30bf\u306e\u6700\u521d\u306e\u914d\u5217\u304c\u8a2d\u5b9a\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u30ab\u30e9\u30e0\u30bf\u30a4\u30d7\u3092\u8a2d\u5b9a\u3059\u308b<\/h3>\n
\u30e6\u30fc\u30b6\u30fc\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u89e3\u6790\u3059\u308b\u969b\u3001\u884c\u306e\u30c7\u30fc\u30bf\u578b\u3092\u78ba\u5b9f\u306b\u89e3\u6790\u3059\u308b\u3053\u3068\u304c\u56f0\u96e3\u306a\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u554f\u984c\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u304c\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3055\u308c\u308b\u3068\u30e2\u30fc\u30c0\u30eb\u3092\u958b\u304d\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u5404\u5217\u306e\u30c7\u30fc\u30bf\u578b\u3092\u8a2d\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u3092\u4f7f\u7528\u3057\u3066\u3001Web API \u3067\u30b9\u30ad\u30fc\u30de\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5f62\u6210\u3057\u307e\u3059\u3002<\/p>\n
\"\"<\/a><\/p>\n
WebAPI\u304c\u6c42\u3081\u308b\u69cb\u9020\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n
\n
'{\n    \"columns\": [\n        {\n            \"name\": \"timestamp\",\n            \"type\": \"TIMESTAMP\"\n        },\n        {\n            \"name\": \"name\",\n            \"type\": \"STRING\"\n        },\n        {\n            \"name\": \"value\",\n            \"type\": \"FLOAT\"\n        }\n    ],\n    \"container_name\": \"test\",\n    \"container_type\": \"TIME_SERIES\",\n    \"rowkey\": true\n}'<\/code><\/pre>\n<\/div>\n
\u30e6\u30fc\u30b6\u30fc\u304c\u30ab\u30e9\u30e0\u60c5\u5831\u3092\u5165\u529b\u3057\u3001\u300cCreate Schema\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u9001\u4fe1\u3059\u308b\u305f\u3081\u306e\u9069\u5207\u306a\u30c7\u30fc\u30bf\u304c\u6e96\u5099\u3055\u308c\u307e\u3059\u3002<\/p>\n
\n
<Button onClick={handleSchema} variant=\"contained\">Create Schema<\/Button><\/code><\/pre>\n<\/div>\n
The handleSchema<\/code> function simply calls our putSchema<\/code> function<\/p>\n
GridDB WebAPI HTTP Request (Put Schema\/Container)<\/h3>\n
\n
  const handleSchema = () => {\n    if (Object.keys(chartColumns).length !== 0) { \/\/chartColumns is an array of the column names from the csv\n      putSchema(chartColumns)\n    }\n  }\n\n  const putSchema = (obj) => {\n\n    let data = new Object();\n    data.columns = [];\n    let n = Object.keys(obj).length\n    let i = 0\n    for (const property in obj) {\n      if (i < n) {\n        data.columns[i] = { \"name\": property, \"type\": (obj[property]).toUpperCase() }\n        i++\n      }\n    }\n    data[\"container_name\"] = fileName \/\/ grabbed from the react State \n    data[\"container_type\"] = \"COLLECTION\" \/\/ hardcoded for now\n    data[\"rowkey\"] = \"true\"\n\n    let raw = JSON.stringify(data);\n\n    let myHeaders = new Headers();\n    myHeaders.append(\"Content-type\", \"application\/json\")\n    myHeaders.append(\"Authorization\", \"Basic \" + encodedUserPass);\n\n    let requestOptions = {\n      method: 'POST',\n      headers: myHeaders,\n      body: raw,\n      redirect: 'follow'\n    };\n\n    fetch(`http:\/\/${ADDRESS}\/griddb\/v2\/defaultCluster\/dbs\/public\/containers`, requestOptions)\n      .then(response => response.text())\n      .then(result => {\n        setChartColumns(\"Successful. Now Push Data\") \/\/ displays where the object was being formed\n        console.log(result)\n      })\n      .catch(error => {\n        setChartColumns(error)\n        console.log(\"Error: \", error)\n      });\n  }<\/code><\/pre>\n<\/div>\n
\u3053\u3053\u3067\u306f\u3001\u6700\u521d\u306e Web API HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u524d\u306b\u3001\u53ce\u96c6\u3057\u305f\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3001API \u304c\u671f\u5f85\u3059\u308b\u30c7\u30fc\u30bf\u69cb\u9020\u3092\u5f62\u6210\u3057\u307e\u3059\u3002\u4eca\u306e\u3068\u3053\u308d\u3001\u30b3\u30f3\u30c6\u30ca \u30bf\u30a4\u30d7\u3092 COLLECTION<\/code> \u306b\u30cf\u30fc\u30c9\u30b3\u30fc\u30c9\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u30e2\u30fc\u30c0\u30eb\u306b\u30b9\u30a4\u30c3\u30c1\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u7c21\u5358\u306b\u4fee\u6b63\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u6b21\u306b\u3001\u5404\u30ab\u30e9\u30e0\u306e\u540d\u524d\u3068\u30bf\u30a4\u30d7\u3092\u542b\u3080\u30ab\u30e9\u30e0\u306e\u914d\u5217\u3092\u5185\u90e8\u306b\u6301\u3064\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u69cb\u9020\u304c\u8a2d\u5b9a\u3055\u308c\u305f\u3089\u3001\u305d\u308c\u3092 JSON.stringify<\/code> \u3057\u3066\u3001requestOptions<\/code> \u3068\u5171\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30dc\u30c7\u30a3\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u4e00\u5ea6\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u884c\u308f\u308c\u308b\u3068\u3001\u30a8\u30e9\u30fc\u304c\u3042\u308b\u5834\u5408\u306f\u30e2\u30fc\u30c0\u30eb\u306b\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6210\u529f\u3057\u305f\u5834\u5408\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3001\u30c7\u30fc\u30bf\u3092\u30d7\u30c3\u30b7\u30e5\u3059\u308b\u3088\u3046\u30e6\u30fc\u30b6\u30fc\u306b\u4fc3\u3057\u307e\u3059\u3002<\/p>\n
GridDB WebAPI \u30b3\u30f3\u30c6\u30ca\u3078\u306eCSV\u30c7\u30fc\u30bf\u30d7\u30c3\u30b7\u30e5\u6a5f\u80fd<\/h3>\n
\u6b21\u306b\u3001GridDB\u30b5\u30fc\u30d0\u304cHTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u30b3\u30f3\u30c6\u30ca\u3068\u30b9\u30ad\u30fc\u30de\u306e\u4f5c\u6210\u3092\u53d7\u3051\u5165\u308c\u305f\u3089\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3067 .csv<\/code> \u30c7\u30fc\u30bf\u3092\u30b5\u30fc\u30d0\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002<\/p>\n
\u30e6\u30fc\u30b6\u30fc\u306f PUSH DATA<\/code> \u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066\u3001putData<\/code> \u6a5f\u80fd\u3092\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n
\n
  const handlePushingData = () => {\n    if (fullCsvData !== null) {\n      putData(fullCsvData)\n    }\n  }\n\nconst putData = (data) => {\n\n    data.shift();\n    let removeEmpties = data.filter(ele => ele.length > 1)\n    console.log(\"data: \", removeEmpties)\n\n    let raw = JSON.stringify(removeEmpties)\n    console.log(raw)\n\n    let myHeaders = new Headers();\n    myHeaders.append(\"Content-type\", \"application\/json\")\n    myHeaders.append(\"Authorization\", \"Basic \" + encodedUserPass);\n\n    let requestOptions = {\n      method: 'PUT',\n      headers: myHeaders,\n      body: raw,\n      redirect: 'follow'\n    };\n\n    fetch(`http:\/\/${ADDRESS}\/griddb\/v2\/defaultCluster\/dbs\/public\/containers\/${fileName}\/rows`, requestOptions)\n      .then(response => response.text())\n      .then(result => setChartColumns(\"Successful: \", result))\n      .catch(error => {\n        setChartColumns(error)\n        console.log(\"Error: \", error)\n      });\n  }<\/code><\/pre>\n<\/div>\n
putSchema<\/code>\u95a2\u6570\u3068\u540c\u69d8\u306b\u3001React \u306e\u30b9\u30c6\u30fc\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u306e\u5168\u5185\u5bb9\u3092\u53d6\u5f97\u3057\u3001\u9001\u4fe1\u3059\u308b\u9069\u5207\u306a\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306b\u3044\u304f\u3064\u304b\u306e\u57fa\u672c\u7684\u306a\u51e6\u7406\u3092\u884c\u3044\u307e\u3059\u3002\u307e\u305a\u3001\u914d\u5217\u306e\u6700\u521d\u306e\u8981\u7d20\u3092\u53d6\u308a\u9664\u304d\u3001\u3053\u308c\u306f\u5358\u306b\u30ab\u30e9\u30e0\u540d\u3067\u3059\u3002\u6b21\u306b\u3001\u7a7a\u306e\u8981\u7d20\u304c\u3042\u308b\u5834\u5408\u306f\u305d\u308c\u3092\u524a\u9664\u3057\u307e\u3059\u3002\u3053\u306e HTTP \u30ea\u30af\u30a8\u30b9\u30c8\u30e1\u30bd\u30c3\u30c9\u304cPUT<\/code>(vs.POST<\/code>) \u3067\u3042\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n
\u6210\u529f\u3057\u305f\u5834\u5408\u3001\u30ab\u30e9\u30e0\u306e\u91cf\u304c\u30e2\u30fc\u30c0\u30eb\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u30a8\u30e9\u30fc\u306e\u5834\u5408\u306f\u3001\u305d\u306e\u65e8\u3082\u30e2\u30fc\u30c0\u30eb\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u3053\u307e\u3067\u3067\u3001.csv<\/code>\u30c7\u30fc\u30bf\u3092\u30b5\u30fc\u30d0\u30fc\u306b\u53d6\u308a\u8fbc\u3080\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u6b21\u306f\u3001\u30af\u30a8\u30ea\u3068\u8868\u793a\u3067\u3059\u3002<\/p>\n
\u30af\u30a8\u30ea<\/h3>\n
\u30c7\u30e2\u306e\u305f\u3081\u306b\u3001GridDB\u30b5\u30fc\u30d0\u306b\u554f\u3044\u5408\u308f\u305b\u3001\u30c7\u30fc\u30bf\u3092\u518d\u53d6\u5f97\u3057\u3066\u53ef\u8996\u5316\u3057\u307e\u3059\u3002WebAPI\u306b\u3088\u308b\u554f\u3044\u5408\u308f\u305b\u306f\u975e\u5e38\u306b\u7c21\u5358\u3067\u3059\u3002<\/p>\n
\n
curl -X POST --basic -u admin:admin -H \"Content-type:application\/json\" http:\/\/127.0.0.1:8080\/griddb\/v2\/defaultCluster\/dbs\/public\/containers\/test\/rows -d  '{\"limit\":1000}'  <\/code><\/pre>\n<\/div>\n
\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30e6\u30fc\u30b6\u304c\u8a8d\u8a3c\u60c5\u5831\u3092\u5165\u529b\u3057\u3001QUERY \u30dc\u30bf\u30f3\u3092\u62bc\u3057\u3066 handleSubmitCreds<\/code> \u95a2\u6570\u3092\u5b9f\u884c\u3057\u305f\u5f8c\u306b\u30ed\u30fc\u30c9\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u30b5\u30fc\u30d0\u30fc\u306f\u30af\u30a8\u30ea\u306e\u5b8c\u5168\u306a\u30c7\u30fc\u30bf\u3067\u5fdc\u7b54\u3057\u307e\u3059\u3002\u305d\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3057\u3001recharts<\/code> \u304c\u8868\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n
\n
  const handleSubmitCreds = () => {\n    let raw = JSON.stringify({\n      \"limit\": 100\n    });\n\n    let myHeaders = new Headers();\n    myHeaders.append(\"Content-type\", \"application\/json\")\n    myHeaders.append(\"Authorization\", \"Basic \" + encodedUserPass);\n\n    let requestOptions = {\n      method: 'POST',\n      headers: myHeaders,\n      body: raw,\n      redirect: 'follow'\n    };\n\n    fetch(`http:\/\/${ADDRESS}\/griddb\/v2\/defaultCluster\/dbs\/public\/containers\/CEREAL\/rows`, requestOptions)\n      .then(response => response.text())\n      .then(result => {\n        let resp = JSON.parse(result)\n        let rows = resp.rows\n\n        let c = resp.columns\n        let columns = [];\n        c.forEach(val => columns.push(val.name))\n\n        let map = new Map();\n        let fullChartData = [];\n        \/\/ transform data into more usable obj\n        for (let i = 0; i < 72; i++) { \/\/hard coding the length of rows (72)\n          for (let j = 0; j < 16; j++) { \/\/ hard coding length of columns (16)\n            map.set(columns[j], rows[i][j])\n          }\n          const obj = Object.fromEntries(map);\n          fullChartData.push(obj)\n        }\n        setData(fullChartData)\n\n      })\n      .catch(error => console.log('error', error));\n  }<\/code><\/pre>\n<\/div>\n
useEffect<\/code>\u306e\u4e2d\u306e\u7a7a\u306e\u914d\u5217\u306f\u3001React\u306b\u3053\u306e\u95a2\u6570\u3092\u30da\u30fc\u30b8\u30ed\u30fc\u30c9\u6642\u306e\u307f\u5b9f\u884c\u3059\u308b\u3088\u3046\u6307\u793a\u3059\u308b\u3060\u3051\u3067\u3001\u518d\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u306e\u305f\u3073\u306b\u5b9f\u884c\u3059\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002<\/p>\n
\u30c7\u30fc\u30bf\u3092\u53ef\u8996\u5316\u3059\u308b<\/h2>\n
\u4e0a\u8a18\u306e\u95a2\u6570\u306b\u3088\u308a\u3001\u5358\u306b\u30c7\u30fc\u30bf\u3092\u7167\u4f1a\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u30c7\u30fc\u30bf\u3092\u3088\u308a\u4f7f\u3044\u3084\u3059\u3044\u5f62\u306b\u5909\u63db\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
recharts<\/code> \u304c\u671f\u5f85\u3059\u308b\u30c7\u30fc\u30bf\u3092\u5f97\u308b\u305f\u3081\u306b\u3001Javascript \u306e map object<\/a> \u3092\u4f7f\u3063\u3066\u30ad\u30fc\u3068\u5024\u306e\u30c7\u30fc\u30bf\u30da\u30a2\u3092\u8a2d\u5b9a\u3057\u3001\u6b21\u306b Object.fromEntries<\/code> \u3092\u4f7f\u3063\u3066\u305d\u306e\u30de\u30c3\u30d7\u304b\u3089\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n
\u4eca\u56de\u306e\u30c7\u30e2\u3067\u306f\u3001kaggle cereals dataset<\/a>\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u4e0a\u306e\u95a2\u6570\u3067\u8aad\u307f\u8fbc\u3093\u3060\u30c7\u30fc\u30bf\u3067\u3001\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304c\u3001\u500b\u3005\u306e\u30b7\u30ea\u30a2\u30eb\u306e\u30de\u30af\u30ed\u304a\u3088\u3073\u30df\u30af\u30ed\u6804\u990a\u7d20\u3092\u68d2\u30b0\u30e9\u30d5\u3067\u8868\u793a\u3059\u308b\u65b9\u304c\u3001\u3088\u308a\u8208\u5473\u6df1\u3044\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u3068\u306a\u308b\u3067\u3057\u3087\u3046\u3002\u305d\u306e\u305f\u3081\u306b\u3001\u3059\u3079\u3066\u306e\u30b7\u30ea\u30a2\u30eb\u304c\u30ea\u30b9\u30c8\u30a2\u30c3\u30d7\u3055\u308c\u305f\u30c9\u30ed\u30c3\u30d7\u30c0\u30a6\u30f3\u30ea\u30b9\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u304c\u30b7\u30ea\u30a2\u30eb\u3092\u9078\u629e\u3059\u308b\u3068\u3001\u30a2\u30d7\u30ea\u306f\u5bfe\u5fdc\u3059\u308b\u30c7\u30fc\u30bf\u3092\u898b\u3064\u3051\u3001\u305d\u308c\u3092\u30b0\u30e9\u30d5\u306b\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n
\n
    <FormControl fullWidth>\n      <InputLabel id=\"demo-simple-select-label\">Cereal<\/InputLabel>\n      <Select labelId=\"demo-simple-select-label\" id=\"demo-simple-select\" value={choice} label=\"Cereal\" onChange={handleChange}>\n        <MenuItem value={\"100% Bran\"}>100% Bran<\/MenuItem>\n        <MenuItem value={\"100% Natural Bran\"}>100% Natural Bran<\/MenuItem>\n        <MenuItem value={\"All-Bran\"}>All Bran<\/MenuItem>\n        <MenuItem value={\"All-Bran with Extra Fiber\"}> All-Bran with Extra Fiber<\/MenuItem>\n        <MenuItem value={\"Almond Delight\"}>Almond Delight<\/MenuItem><\/code><\/pre>\n<\/div>\n
\u30e6\u30fc\u30b6\u30fc\u304c\u30b7\u30ea\u30a2\u30eb\u3092\u9078\u629e\u3059\u308b\u3068\u3001handleChange<\/code>\u95a2\u6570\u304c\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n
\n
  const handleChange = (event) => {\n    let val = event.target.value\n    console.log(\"val: \", val)\n    setChoice(val);\n  };<\/code><\/pre>\n<\/div>\n
\u3053\u308c\u306f\u3001\u30b7\u30ea\u30a2\u30eb\u540d\u3067\u9078\u629e\u3059\u308b\u305f\u3081\u306eReact\u30b9\u30c6\u30fc\u30c8\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002\u30a2\u30d7\u30ea\u304c\u305d\u306e\u5909\u5316\u3092\u691c\u51fa\u3059\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306a\u95a2\u6570\u304c\u8d77\u52d5\u3057\u307e\u3059\u3002<\/p>\n
\n
  useEffect(() => {\n    if (data !== null) {\n      let userChoice = data.find(val => val.NAME == choice)\n      setDisplayedData(userChoice);\n    } else console.log(\"data still null\")\n  }, [choice])<\/code><\/pre>\n<\/div>\n
\u3053\u306e\u95a2\u6570\u306f\u3001javascript \u306e\u914d\u5217\u306e find \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001React \u306e\u30b9\u30c6\u30fc\u30c8\u306b data<\/code> \u3068\u3057\u3066\u4fdd\u5b58\u3055\u308c\u3066\u3044\u308b\u5b8c\u5168\u306a\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u304b\u3089\u9069\u5207\u306a\u30c7\u30fc\u30bf\u3092\u63a2\u3057\u307e\u3059\u3002\u3053\u306e\u30c7\u30fc\u30bf\u304c\u898b\u3064\u304b\u308b\u3068\u3001\u68d2\u30b0\u30e9\u30d5\u306f\u9069\u5207\u306a\u30c7\u30fc\u30bf (displayedData<\/code>) \u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n
\n
<BarChart\n          width={1500}\n          height={500}\n          data={[displayedData]}\n          margin={{\n            top: 5,\n            right: 30,\n            left: 20,\n            bottom: 5,\n          }}\n        >\n          <XAxis dataKey=\"NAME\" \/>\n          <YAxis \/>\n          <Tooltip \/>\n          <Legend \/>\n          <Bar type=\"monotone\" stackId=\"a\" dataKey=\"MANUFACTURER\" fill=\"#FFF\" \/>\n          <Bar type=\"monotone\" stackId=\"a\" dataKey=\"TYPE\" fill=\"#FFF\" \/>\n          <Bar type=\"monotone\" stackId=\"b\" dataKey=\"CALORIES\" fill=\"red\" \/>\n          <Bar type=\"monotone\" stackId=\"c\" dataKey=\"PROTEIN\" fill=\"pink\" \/>\n          <Bar type=\"monotone\" stackId=\"c\" dataKey=\"FAT\" fill=\"orange\" \/>\n          <Bar type=\"monotone\" stackId=\"d\" dataKey=\"SODIUM\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"d\" dataKey=\"FIBER\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"c\" dataKey=\"CARBO\" fill=\"purple\" \/>\n          <Bar type=\"monotone\" stackId=\"e\" dataKey=\"SUGARS\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"e\" dataKey=\"POTASS\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"f\" dataKey=\"VITAMINS\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"f\" dataKey=\"SHELF\" fill=\"#82ca9d\" \/>\n          <Bar type=\"monotone\" stackId=\"f\" dataKey=\"WEIGHT\" fill=\"#82ca9d\" \/>\n        <\/BarChart>        <\/code><\/pre>\n<\/div>\n
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