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Complex Quantification in Structured Query Language (SQL): A Tutorial Using Relational Calculus

Peer reviewed

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Kawash, Jalal – Journal of Computers in Mathematics and Science Teaching, 2004

The Structured Query Language (SQL) forms a substantial component of introductory database courses and is supported by almost every commercial database product. One disadvantage of SQL is that it does not provide a universal quantification construct. Queries that have twisted universal and existential quantifiers can be stunning for students,…

Descriptors: Databases, Database Design, Calculus, Translation

Strategies for Introducing Databasing into Science.

Peer reviewed

Anderson, Christopher L. – Journal of Computers in Mathematics and Science Teaching, 1990

Outlines techniques used in the context of a sixth grade science class to teach database structure and search strategies for science using the AppleWorks program. Provides templates and questions for class and element databases. (Author/YP)

Descriptors: Computer Assisted Instruction, Computer Graphics, Computer Software, Computer Uses in Education