A Wall Street analyst predicts that former Salesforce co-CEO Keith Block could end up at Workday, Amazon Web Services, or Oracle (ORCL, CRM)

· Salesforce co-CEO Keith Block is leaving the company, after just a year and half after ascending to the role.
· Analysts at RBC Capital Markets think Workday, Oracle or Amazon Web Services could be logical places for Block to end up — though they say that he's unlikely to make any such move for the next year or so.
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