This post will build on the Introduction to Graph Query Language post where we were looking at the relationship between a Customer and Tender (mode of payment) as used in Transactions. In this post, we will use Property Graph to solve a Transitive Closure problem. To recap: Customer may use a Tender (mode of payment e.g. Credit Card, Gift Card etc); A Tender (mode of payment) can be used by Customer It is Many to Many Relationship, i.e. a Customer may use multiple Credit Card, and a singl...