1-Transformation
•Creating Implementation interval column instead of implementation_time column in data source to reduce data extraction.
•Adding new column ‘Implementation_Hours’ from Implementation interval to get total hours as decimal instead of dd.hh:mm:ss format.
•Adding new column ‘overall_hours’ from ‘overall_time’ to get total hours as decimal instead of dd.hh:mm:ss format.
2-Added tables
•Create implementation date dimension to avoid the duplication in date slicer
oHas one to many relationship with ‘destination_task’ table with ‘implementation_date_only’ column.
3-Measures
•No of tasks
oTo distinct count task id
•No of projects
oTo distinct count projects
•No of customers
oTo distinct count customers
Each of these measures was handled when its value is blank it appears as zero.