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Flat file VS RDBMS
Manage episode 348849461 series 3109877
In this episode I discuss Unit 3 Outcome 1 Key Knowledge points 5 AND 7, purposes and structure of an RDBMS, including comparison with flat file databases, AND a methodology for creating an RDBMS structure: identifying entities, defining tables and fields to represent entities; defining relationships by identifying primary key and foreign key fields; defining data types and field sizes; normalisation to third level.
12 قسمت
Manage episode 348849461 series 3109877
In this episode I discuss Unit 3 Outcome 1 Key Knowledge points 5 AND 7, purposes and structure of an RDBMS, including comparison with flat file databases, AND a methodology for creating an RDBMS structure: identifying entities, defining tables and fields to represent entities; defining relationships by identifying primary key and foreign key fields; defining data types and field sizes; normalisation to third level.
12 قسمت
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