php - MongoDB find count of all entries in child array by key -


i have collection in mongodb database looks this:

{   "_id": "0123456789",   "merchants": {     "13142": {       "deeplink1": "http://xx.tld",       "programid": 13142,       "price": 24.9,       "ean": "0123456789",       "shipping": 0.0,       "cf_farbe": "schwarz",       "cf_geschlecht": "men",       "cf_größe": "l",       "cf_imgurl2": "http://img.tld",       "cf_stamm-artikelnummer": "329830",       "cf_verfügbare größen": "s, l"     }   } }

these merchant information products. _id product code, "merchants" array merchant id key.

now need count of entries of merchant specific merchant id ("13142" example). how can perform (with php mongoclient class)?

thanks help!

db.collenctionname.find({'merchants.13142':{$exists:true}}).count() give result in mongodb console, please convert according php .. in .net cann't told php code..

use '.' operator find inner level property.. here in answer used 'merchants.13142'


Comments

Post a Comment

Popular posts from this blog

javascript - AngularJS custom datepicker directive -

i make custom datepicker directive custom template. but have no idea how start building it... how include date data directive? i appreciate guide or give me advice work on more precisely. it might you! follow below steps html code sample: <label>birth date</label> <input type="text" ng-model="birthdate" date-options="dateoptions" custom-datepicker/> <hr/> <pre>birthdate = {{birthdate}}</pre> <script type="text/ng-template" id="custom-datepicker.html"> <div class="enhanced-datepicker"> <div class="proxied-field-wrap"> <input type="text" ui-date-format="yy-mm-dd" ng-model="ngmodel" ui-date="dateoptions"/> </div> <label> <button class="btn" type="button"><i class="icon-calendar"></i>
Read more

javascript - jQuery date picker - Disable dates after the selection from the first date picker -

<!doctype html> <html lang="en"> <head> <meta charset="utf-8"> <title>jquery ui datepicker - default functionality</title> <link rel="stylesheet" href="//code.jquery.com/ui/1.11.4/themes/smoothness/jquery-ui.css"> <script src="//code.jquery.com/jquery-1.10.2.js"></script> <script src="//code.jquery.com/ui/1.11.4/jquery-ui.js"></script> <link rel="stylesheet" href="/resources/demos/style.css"> <script> $(function () { $("#datepicker1").datepicker(); }); </script> <script> $(function () { $("#datepicker2").datepicker(); }); </script> </head> <body> <p>date 1: <input type="text" id="datepicker1"></p> <p>date 2: <input type="t
Read more