It is highly customizable, but configuring all of its options remains a challenge for some people. When a user picks a new set of dates, a new request will be sent to the Cube.js server. I'm trying to use chart.js to create a bar chart that shows the number of ad impressions in an ad buy by publication. I have a MySQL database table tbl_marks containing student marks. With Chart.js, it is possible to create mixed charts that are a combination of two or more different chart types. This way you can separate the UI from Data. I have created the graph output for dynamic data retrieved from the database. Environment. https://subscription.packtpub.com/.../working-with-larger-and-multiple-datasets A common example is a bar chart that also includes a line dataset. Adding or Removing Data. And finally, the client re-renders a chart with the new data. Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle code editor. The Cube.js server will generate new SQL code, execute it against the database, and send the result back to the client. Given example shows multi series Column Chart with Multiple … The Cube.js server will generate new SQL code, execute it against the database, and send the result back to the client. Chart HTML5 Canvas Chart.js version: 2.x (2.4.0 in the test linked above) Browser: Chrome The given example show how to parse JSON data from AJAX request and render chart. When a user picks a new set of dates, a new request will be sent to the Cube.js server. You can also use XML or CSV to plot data in the chart. Column Charts with Multiple Axes are really useful when two or more data sets needs to be plotted against different scale ranges. And finally, the client re-renders a chart with the new data. Creating a mixed chart starts with the initialization of a basic chart. I read the mark data and supplied it to the Chart.js function to create the graph with the mark statistics. The desired chart would show a bar for each publication representing the number of impressions for the ad on that website. It is easy to parse JSON data and generate graph accordingly. When the chart data or options are changed, Chart.js will animate to the new data values and options. Chart.js example using Jquery Ajax to populate labels and data - chartjs_jquery_ajax_example.html Adding and removing data is supported by changing the data array. We’ll let the user pick a date range and based on that, reload the chart. Creating graph view using Chart.js is simple and easy. Generally, it’s good idea to fetch data via AJAX request rather than embedding it in the web page. Mixed Chart Types. My project is indeed quite complex: I create the chart in one place, then I would like to update my chart later on in another place, by calling myLine.data = newDataObject. Multiple Axes makes it easier to compare different series within the same graph instead of flipping between two charts. 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