Csc343 PowerPoint PPT Presentations
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Tutorials: Week 2, 3, 4, 5, 7, 9, 10, 11, 12, 13 (10 times). Week 6: ... Emp (eid: integer, ename: string, age: integer, salary: real) Works (eid: integer, did: ...
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Attribute = property of entities in an entity set, similar to fields of a struct. ... Baroque in E/R, but necessary in certain 'object-oriented' models. ...
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Concurrent servers use multiple concurrent flows to serve ... Not necessary for systems with POSIX signal handling. ... Posix Threads (Pthreads) Interface ...
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Files vs. DBMS Describing Data: Data Models Describing Data: Data Models (cont.) The Relational Model (Introduction) Levels of Abstraction Example: ...
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