I am getting the data from 2 sources like below Data 1E-MailNameaa@aa.aaAAbb@bb.bbBBcc@cc.ccCC Data 2E-MailProjectNameTech1Tech2aa@aa.aaP1CDPSQLaa@aa.aaP2AEMAdobeAnalyticsbb@bb.bbP1CDPSQL E-Mail is primary identity in both. The relationship is going to be many-to-many, as multiple users can have mul...