我不明白可能創建像Couchdb一樣的視圖。 當我在沒有視圖的couchdb中創建數據庫時,我可以在pouchdb中複製。 我可以使用數據在D3.js表中打印,但是當我在couchdb或pouchdb中創建視圖 時,數據似乎存在,但具有相同代碼的請求似乎遇到了麻煩。pouchdb,視圖創建似乎使正常的數據不可用
(function(p_url, p_debug) {
'use strict';
var debug = p_debug;
var url = p_url;
var ENTER_KEY = 13;
var synStart = document.getElementById('synchronize');
var printArray = document.getElementById('printArray');
var printGraph = document.getElementById('printGraph');
var destroydb = document.getElementById('delete');
var dbOptions = {
auto_compaction : false,
cache : false
};
var db = new PouchDB('dblocal',dbOptions);
var remoteCouch = url;
/* getRemoteDB sans filter */
function getRemoteDB(remote) {
db.replicate.from(remoteCouch).on('complete', function() {
console.log('complete');
}.on('error', function() {
console.log('error replicate');
}));
}
/* getRemoteDB by filter */
function getlocalDB(filter) {
}
function reset() {
db.destroy().then(function(response) {
console.log('destroy success');
}).catch(function(err) {
console.log(err);
});
}
// The table generation function
function tabulate(id, data, columns) {
var table = d3.select(id).append("table")
.attr("style", "margin-left: 20px; border: solid 1px black;"),
thead = table.append("thead"),
tbody = table.append("tbody");
// append the header row
thead.append("tr")
.selectAll("th")
.data(columns)
.enter()
.append("th")
.text(function(column) {
return column;
});
// create a row for each object in the data
var rows = tbody.selectAll("tr")
.data(data.etablissement)
.enter()
.append("tr");
// create a cell in each row for each column
var cells = rows.selectAll("td")
.data(function(row) {
return columns.map(function(column) {
return {column: column, value: row[column]};
});
})
.enter()
.append("td")
.attr("style", "font-family: Courier; color : white;") // sets the font style
.html(function(d) {
return d.value;
});
return table;
}
function showDatas() {
var tab = document.getElementById('db_array');
tab.innerHTML = '';
db.allDocs({include_docs: true, descending: true}).then(function(doc) {
var jsonvalues = {etablissement: []};
doc.rows.forEach(function(row) {
jsonvalues.etablissement.push({'numerouai': row.doc.etablissement.numerouai, 'reponses': row.doc.reponses[0].idreponse});
});
var dataset = jsonvalues;
tabulate('#db_array', dataset, ['numerouai', 'reponses']);
d3.select("db_graph").selectAll("div.h-bar") // <-B
.data(dataset.etablissement)
.enter()
.append("div")
.attr("class", "h-bar")
.append("span");
}).catch(function(err) {
console.log(err);
});
}
function createViews() {
var ddoc = {
_id: '_design/questions',
views: {
id_question: {
map: function(doc) {
emit(doc.etablissement.numerouai,doc.academie.codeaca);
}.toString()
}
}
};
db.put(ddoc).then(function() {
console.log('vue poussée');
}).catch(function(err) {
console.log(err);
});
}
function getQuestions(i) {
console.log('getQuestions');
db.query('questions/id_question').then(function(res) {
console.log('res');
console.log(res.key);
}).catch(function(err) {
console.log(err);
});
}
/* main function */
function sync() {
console.log('synchronisation ...');
synStart.addEventListener("click", getRemoteDB.bind(this, url));
printArray.addEventListener("click", showDatas.bind(this));
destroydb.addEventListener("click", reset.bind(this));
printGraph.addEventListener("click", getQuestions.bind(this));
createViews();
}
sync();
})('http://192.168.2.128:5984/eticdegre1', true);
使他們可以使用的數據,但在控制檯的JavaScript沒有錯誤。 是否有可能在同一時間有像couchdb數據和意見。 我新手在PouchDB 感謝
目前還不清楚你在問什麼。請更具體地瞭解究竟需要什麼。 – Catch44