Tag: Open Source

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Enumerated Fields in PostgreSQL

(Andrew Dunstan) Many programming languages support an enumerated type in some form. In C and C++, they are a kind of symbolic mapping to integers, but in other languages (such as Ada), they are more first-class citizens in the type system. Leaving enumerations out of the original Java language defi

Community

Using MySQL – Manipulating Data

(Keith Brown) In the previous MySQL Virtual Workshops we have looked at logging into MySQL, creating tables, adding and selecting data using SQL statements. In this Workshop we will continue to look at other SQL commands, specifically updating and deleting, and revisit the SELECT command to examine