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| Σχήμα μοντέλου οντοτήτων δεδομένων (An XML text file that describes entity and relationship types. The schema also defines a container within which instances of these types are logically organized) | |||
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| Σχήμα μοντέλου οντοτήτων δεδομένων (An XML text file that describes entity and relationship types. The schema also defines a container within which instances of these types are logically organized) | |||
