CDS expressions in CAP - notes on Part 6

See the series post for an overview of all the episodes. Introduction 00:00 Introduction and recap. 05:47 Patrice takes over and looks at the syntax diagram in the CXL topic of Capire and the specific path expression diagram. He remarks that one of the cool things about path expressions is that you can chain navigations together, as is shown in one of the examples that follow the diagram: assoc[filter].struct.assoc.element Such navigation paths are materialised at some point (on use) into constructs such as: an EXISTS subquery a LEFT JOIN a correlated subquery (for the expands) These path expressions in particular (as well as CXL in general) can be used everywhere; Patrice gives examples: in CDL models (when defining the schema or service projections) in annotation expressions (when referring to a path or element) in queries (written in CQL) 10:26 As good things come in threes, or so they say, here's a final three-bullet point list (making a total of three lists, too), where Patrice…