Lines in DATA MODEL
@jemz wrote: Hi, I am just curious about the lines use in data model, there is straight line and broken line ,what are there difference. Thank you in advance. Read full topic
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@r937 wrote: please show your example -- not just the lines themselves, but the entities that they're connecting Read full topic
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Lines in DATA MODEL
@jemz wrote: Here it is, I just found it internet, also what does it means,in the products,there is a broken line pointing to itself. tt.PNG686x543 40.3 KB Read full topic
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@r937 wrote: i am afraid i do not understand the solid/broken lines here the product table referring to itself is an example of a hierarchy -- products can be composed of other products (e.g. a dining...
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Lines in DATA MODEL
@system wrote: This topic was automatically closed 91 days after the last reply. New replies are no longer allowed. Read full topic
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