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Plug-In: Heat Map Chart


It's a Heat Map (or heatmap) Chart Plug-In. It's a visual representation of data where values are depicted by color. It makes the visualize of complex data easy and understand it at a glance. This has been inspired by anychart.com.

Plug-In Details:


DB versions: 12.1.0.1, 12.2.0.1, 18.4.0.0, 19.0.0.0.0, 19.2.0.0.19, 21.0.0.0.0, 21.1.0.0.0, 21.1.0.0.1

APEX versions: 20.1.0.00.13, 20.2.0.00.20,  21.1.0


Installation:

Go to GitHub and export plugin file "region_type_plugin_orclking_heat_map_chart.sql" from Source directory and import it into your application.

Steps to Achieve:

Step 1: Export a script "Script to Populate Sample Data.sql" from directory and compile it in your schema.

Step 2: Create a new blank page.

Step 3: Export plugin file "region_type_plugin_orclking_heat_map_chart.sql" from GitHub source directory and import it into your application.

Navigation: Shared Components ==> Plug-ins ==> Import


Plugin will be listed under plug-ins bucket after successful installation.


Step 4: Create a region to the page. Change region type to Heat Map Chart [Plug-In].


Step 5: Construct Oracle SQL query and copy and paste it in region SQL Query section.


Query Template:

SELECT 'Product A' x_axis_value,   
       2015 y_axis_value,          
       30000 heat_value          
  FROM dual
 WHERE 1 = 1;

Sample Query to Render a Report:

Note: Populate sample data by exporting a script "Script to Populate Sample Data.sql" from GitHub directory and compile it in your schema.

SELECT product_name x_axis_value,
       sale_year y_axis_value,       
       sum(amount) heat_value       
  FROM fxgn_product_sales  
 GROUP BY product_name, 
          sale_year          
 ORDER BY product_name,
         sale_year ASC;

Step 6: Fill required attributes.


Output: Then you output would display like this,


The demo is here.

That's it.

Happy APEXing!!!...

References: 

Comments

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  2. Hi Karkuvelraja,

    This is a great plugin. I just wanna know if there is an easy way to change color range of heatmap?
    Thanks.

    ReplyDelete
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