Lesson
Lesson-9.1.3-Understand the purpose of a primary key and identify a suitable primary key for a given database table.
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Lesson-9.1.2- Suggest suitable basic data types. Including: ??? text/alphanumeric ??? character ??? Boolean ??? integer ??? real ??? date/time.PreviousLesson-9.1.4- Read, understand and complete structured query language (SQL) scripts to query data stored in a single database table. Limited to: ??? SELECT ??? FROM ??? WHERE ??? ORDER BY ??? SUM ??? COUNT ??? Identifying the output given by an SQL statement that will query the given contents of a database table.Next