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Sohaib AlZyoud , Senior Software Engineer , Secured Services Systems (SSSIT)
Google provide and wide api for drawing charts, refer to
https://developers.google.com/chart/
basicly you retrive data from DB and do the processing you need and then sned the data to the api to draw the chart
I wnt to create dynamic flowchart like this
http://www.smartdraw.com/specials/images/examples/flowchart-example-human-resources-hiring-process-flowchart.png