A pie-chart is a representation of values as slices of a circle with different colors. The slices are labeled and the numbers corresponding to each slice is also represented in the chart. QlikView creates pie-chart using the chart wizard or chart Sheet Object.
Let us consider the following input data, which represents the sales figure of different product lines and product categories.
Product_Line,Product_category,Value Sporting Goods,Outdoor Recreation,5642 Food, Beverages & Tobacco,2514 Apparel & Accessories,Clothing,2365 Apparel & Accessories,Costumes & Accessories,4487 Sporting Goods,Athletics,812 Health & Beauty,Personal Care,6912 Arts & Entertainment,Hobbies & Creative Arts,5201 Arts & Entertainment,Paintings,8451 Arts & Entertainment,Musical Instruments,1245 Hardware,Tool Accessories,456 Home & Garden,Bathroom Accessories,241 Food,Drinks,1247 Home & Garden,Lawn & Garden,5462 Office Supplies,Presentation Supplies,577 Hardware,Blocks,548 Baby & Toddler,Diapering,1247 Baby & Toddler,Toys,257 Home & Garden,Pipes,1241 Office Supplies,Display Board,2177
The above data is loaded to QlikView memory by using the script editor. Open the Script editor from the File menu or press Control+E. Choose the "Table Files" option from the "Data from Files" tab and browse for the file containing the above data. Edit the load script to add the following code. Click "OK" and press "Control+R" to load the data into the QlikView's memory.
LOAD Product_Line, Product_category, Value FROM [C:\Qlikview\data\product_sales.csv] (txt, codepage is 1252, embedded labels, delimiter is ',', msq);
To start creating a Pie chart, we will use the quick chart wizard. On clicking it, the following screen appears which prompts for selecting the chart type. Choose Pie Chart and click Next.
Choose Product Line as the First Dimension.
The chart expression is used to apply the functions like Sum, Average or Count on the fields with numeric values. We will apply the Sum function on the filed named Value. Click Next.
The Chart format defines the style and orientation of the chart. We choose the third option. Click Next.
The Bar chart appears as shown below. It shows the height of the field value for different product lines.