1st normal form - PowerPoint PPT Presentation

Structure

Structure. What is a database? Table of information Rows are referred to as records Columns are referred to as fields Record identifier is referred to as a record key Example using an inventory file. Types of databases. Relational Most common

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Database Systems – SQL

Database Systems – SQL. NORMALIZATION How you organize your data has a profound effect on how efficiently the data is stored, updated and selected. Traditionally, there are 5 forms of normalization. Neatly named 1st, 2nd, 3rd, 4th, and 5th normal form.

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