In this respect, a comma-delimited CSV file used with Excel is not a flat file. However, flat file databases in the past tended to use huge strings, with no commas and no new lines and data items were found based on a position in the file. By definition, a comma-delimited file is a flat file. By definition, a comma-delimited file (CSV file) contains structure because it contains commas. The term flat file is a way of describing a simple text file, containing no structure whatsoever and data is simply dumped in a file. Using a file system database model implies that no modeling techniques are applied and that the database is stored in flat files in a file system, utilizing the structure of the operating system alone. Differences between Relational and Flat File Databases Werbung report this ad Lesson 3 Key differences between relational and flat file databases Objective Understand the key differences between relational and flat file databases.
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