Then going back to review the ZVIBERMESSAGE table confirms that the PHONENUMINDEX appears to describe the user. Multiple messages have the same ZPHONENUMINDEX, which is what you could expect if one person had sent multiple messages using the application.

Combining the information from one table with the information from another to create a holistic view of the data is called a JOIN. These table JOINS can be tricky, but it can be useful to look for:

•  something unique.

•  something that occurs in every record.