Record update (tweet)

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As Motoko-coded canisters are proper databases, you often want to perform table joins.

You can use functional record updates to join and modify objects:

{ employee[n] and employee[n].dept with timestamp = now() }`

This will result in the timestamped joined fields of the given employee with its department.

Read more at: https://internetcomputer.org/docs/current/motoko/main/reference/language-manual#object-combinationextension.