ccdw_aggr_visit_checkout

This table summarizes visitor progression through checkout steps.

Column Alias	Data Type	Key	Description	Index?
`visit_date`	DATE		Date of the visit.	No
`site_id`	SMALLINT	FK	Foreign key to `ccdw_dim_site`.	No
`registered`	BOOLEAN		Boolean indicating if the visitor was registered.	No
`device_class_code`	VARCHAR	FK	Device class code from `ccdw_dim_user_agent`.	No
`locale_code`	VARCHAR	FK	Locale code from `ccdw_dim_locale`.	No
`step_number`	INTEGER		The numerical order of the checkout step.	No
`step_name`	VARCHAR		Name of the checkout step.	No
`num_hits`	INTEGER		Number of hits on this checkout step.	No
`num_visits`	INTEGER		Number of visits that reached this checkout step.	No