An introduction to OCL - the object constraints language - by example. The session also introduce the new MDriven debugger and shows how to get instant results of modelling efforts. This particular session explains the configuration of different operator, concept of derivation and principles of various ocl associaton tools by practical example . It's as closely clear and understanble to learn and to be taught with.

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This part includes overview on: code comments associations temporary variables introduction (temp operator) add operator at(0) operator derivation asCommaList operator if operator groupby operator sum operator add criteria to the grouping adding a variables m1, m2, m3 collections Collection operators symmetric difference operator difference operator