Tag: SQL

Relational Databases


Tables, Records & Fields A table is a collection of records. Each record is made of fields. Each field has a data type such as String/Text, Integer, Float/Real, Boolean, Date & Time, etc. Primary Keys, Foreign Keys & Relationships The

Question Time – Relational Databases


– Online Database – – SQL Activities – Feeling confident with your computing knowledge of Relational Databases? Spend a few minutes to answer or research the following questions: ? What are tables used for in a relational database? ? How

Learn SQL


SQL is a language used to query a database in other words SQL is used to filter sort and manipulate data stored in relational databases. By completing the following activities you will learn more about the syntax of SQL and