How to upload/push/import data periodically into Zoho Analytics?

You can periodically upload/push/import of data into Zoho Analytics through any of the following supported means:

Setup periodic import of data from Web URL based CSV data. Read for more details.
Use Zoho Databridge and setup periodic schedules.
Use Zoho Analytics API and push data from your applications as and when data changes or as bulk. Read for more details.