Choose the right type of file, according to the job.Classification According to Shapeįollowing are the different types of file tools according to its shape: 1. In fitter trade, file of 100 mm to 450 mm length are used. length from heel to tip is the measurement of the file. This length includes whole file except its tang portion i.e. Classification According to LengthĪ file is measured according to its length. In other words, we can say that files can be classified into the following categories: While making a selection of file for a specific job, some important points should be considered. Read also: Chisel: Types, Parts, Methods, Precautions with PDF Types of File Tools Thick side of file is called edge and its lower end is known as tip or point. The part having no teeth is called as heel. Teeth are cut on its face and edge so that it can perform the job of cutting. Relational Algebra: Records in flat file database tables meet tuple definitions under relational algebra.A wooden handle is fitted on its tang.Data Types: Columns in the database tables are restricted to a particular data type and are not indicated, unless the data is passed on to a relational database.
Columns are separated using delimiter characters. Separated Columns: Flat file databases are based on fixed-width data formatting.Database Management System: The text data represent an intermediate style of data before being loaded into the database.A few features of the data in flat file databases include:
Most of the applications permit users to store and retrieve information from flat files based on a predefined set of fields.įlat files include data types common to other databases. In spite of the limitations associated with flat files, flat file databases are used internally by various computer applications to store data related to configuration. These tables serve as a solution for simple database tasks.
The tables within a flat file database can be sorted based on column values. Flat file database tables can be set in various application types, including HTML documents, simple word processors or worksheets in spreadsheet applications.
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