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D 427: Data Management Applications Questions With Solutions
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---32June 20242023/2024A+
- D 427: Data Management Applications 
Questions With Solutions 
Database models ️️- Data structures that prescribe how data is organized. 
- Operations that manipulate data structures. 
- Rules that govern valid data. 
relational model ️️- is a database model based on a tabular data structure 
- The relational data structure is based on set theory. 
-the result of relational operations is always a table, the result of an SQL query is also a table. 
big data ️️characterized by unpreced...
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