Hi Koolreport Team, thank you so much for your support. I'm getting data grid, but data can't be displayed in chart format. I'm trying for this graphical images from last 2 weeks. Please Please Please Please .... help me out. Here I' attaching my code and output. I want graphical image. Please give me the guideline. I'm KoolReport Pro user...

SalesByCustomer.view.php

<?php 
    use \koolreport\widgets\koolphp\Table;
    use \koolreport\widgets\google\BarChart;
?>

<div class="text-center">
    <h1>Sales Report</h1>
    <h4>This report shows top 10 sales by customer</h4>
</div>
<hr/>

<?php
    BarChart::create(array(
        "dataStore"=>$this->dataStore('sales_by_customer'),
        "width"=>"100%",
        "height"=>"500px",
        "columns"=>array(
            "customerName"=>array(
                "label"=>"Customer"
            ),
            "dollar_sales"=>array(
                "type"=>"number",
                "label"=>"Amount",
                "prefix"=>"$",
            )
        ),
        "options"=>array(
            "title"=>"Sales By Customer"
        )
    ));
?>
<?php
Table::create(array(
    "dataStore"=>$this->dataStore('sales_by_customer'),
        "columns"=>array(
            "customerName"=>array(
                "label"=>"Customer"
            ),
            "dollar_sales"=>array(
                "type"=>"number",
                "label"=>"Amount",
                "prefix"=>"$",
            )
        ),
    "cssClass"=>array(
        "table"=>"table table-hover table-bordered"
    )
));
?>

SalesByCustomer.php

<?php
include APPPATH. "libraries\koolreport\core\autoload.php";
use \koolreport\processes\Group;
use \koolreport\processes\Sort;
use \koolreport\processes\Limit;

class SalesByCustomer extends \koolreport\KoolReport
{
    public function settings()
    {
        return array(
            "dataSources"=>array(
                "sales"=>array(
                    "connectionString"=>"sqlsrv:Server=localhost;Database=Demo",
                    "username"=>"sa",
                    "password"=>"sa1234",
                    "charset"=>"utf8"
                )
            )
        );
    }

    public function setup()
    {
        $this->src('sales')
        ->query("SELECT customerName,dollar_sales FROM Sales_by_Customer")
        ->pipe(new Group(array(
            "by"=>"customerName",
            "sum"=>"dollar_sales"
        )))
        ->pipe(new Sort(array(
            "dollar_sales"=>"desc"
        )))
        ->pipe(new Limit(array(10)))
        ->pipe($this->dataStore('sales_by_customer'));
    }
}

OUTPUT

Sales Report
This report shows top 10 sales by customer

Customer	Amount
Baane Mini Imports	$25,290
Vitachrome Inc.	$5,494

It gives me empty output.... Please help me, because here I'm the only PHP(Koolreport) developer in my organization, Please help me urgently. Today I have to finish this task....