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Updated mongoose
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80
node_modules/mongoose/examples/querybuilder/querybuilder.js
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80
node_modules/mongoose/examples/querybuilder/querybuilder.js
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// import async to make control flow simplier
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var async = require('async');
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// import the rest of the normal stuff
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var mongoose = require('../../lib');
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require('./person.js')();
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var Person = mongoose.model('Person');
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// define some dummy data
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var data = [
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{
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name: 'bill',
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age: 25,
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birthday : new Date().setFullYear((new Date().getFullYear() - 25))
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},
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{
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name: 'mary',
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age: 30,
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birthday: new Date().setFullYear((new Date().getFullYear() - 30))
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},
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{
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name: 'bob',
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age: 21,
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birthday : new Date().setFullYear((new Date().getFullYear() - 21))
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},
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{
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name: 'lilly',
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age: 26,
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birthday: new Date().setFullYear((new Date().getFullYear() - 26))
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},
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{
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name: 'alucard',
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age: 1000,
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birthday: new Date().setFullYear((new Date().getFullYear() - 1000))
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}
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];
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mongoose.connect('mongodb://localhost/persons', function(err) {
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if (err) throw err;
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// create all of the dummy people
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async.each(data, function(item, cb) {
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Person.create(item, cb);
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}, function(err) {
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if (err) throw err;
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// when querying data, instead of providing a callback, you can instead
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// leave that off and get a query object returned
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var query = Person.find({ age : { $lt : 1000 }});
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// this allows you to continue applying modifiers to it
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query.sort('birthday');
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query.select('name');
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// you can chain them together as well
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// a full list of methods can be found:
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// http://mongoosejs.com/docs/api.html#query-js
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query.where('age').gt(21);
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// finally, when ready to execute the query, call the exec() function
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query.exec(function(err, results) {
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if (err) throw err;
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console.log(results);
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cleanup();
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});
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});
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});
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function cleanup() {
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Person.remove(function() {
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mongoose.disconnect();
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});
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}
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