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What is a Text File?
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What is the full form of CSV?

Last Updated : 10 Sep, 2024
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CSV stands for Comma Separated Values. It is a plain text file format for storing data in a table-like structure. Each line in a CSV file represents a data record, and a delimiter, typically a comma, separates each field in that record. CSV files have a .csv extension and are widely used to transfer data between different programs, especially those that require a structured data format, like databases or spreadsheets.

Example of CSV Data

Here is an example of how data is represented in a CSV file:

Name, Score, Department
Alex, 528, IT
Mallika, 650, Commerce
Joy, 670, Humanities
Yash, 679, IT

The CSV files are used for transferring large databases between multiple programs maintaining a strict format. The CSV files can be opened with any text editor, Notepad, Excel, etc.

Characteristics of CSV Files

  • Data Fields Separation: Fields are typically separated by commas.
  • New Line for Records: Each data record appears on a new line. If a record is too large, it can span multiple lines.
  • Handling Special Characters: Fields containing commas are enclosed in double quotes (“).
  • Double Quotes in Fields: Fields that contain double quotes are enclosed in another set of double quotes.
  • Whitespace Handling: Whitespace characters next to commas are not considered part of the data.

Advantages of CSV

  • Faster Handling: CSV files are lightweight and fast to read/write.
  • Easy to Generate: They can be easily created using any text editor.
  • User-Friendly: CSV files are processed by almost all applications, such as Notepad, Excel, and other spreadsheet software.
  • Easy Implementation: Simple to store, edit, and parse data.
  • Standard Format: Provides a straightforward data schema that is easy to read and interpret.
  • Smaller in Size: CSV files are compact as they do not store metadata like header or footer tags.

Disadvantages of CSV

  • Lack of Data Type Distinction: CSV does not differentiate between text and numeric data.
  • Limited to Simple Data: It is not suitable for storing complex data types like hierarchical or relational data.
  • Handling Special Characters: Special and control characters might not be represented accurately.
  • No Standard for Binary Data: CSV does not support a standard method for storing binary data.

Conclusion

Using CSV files to store and transport tabular data is a simple yet efficient method. They’re broadly compatible, simple to use, and best suited for tiny datasets or situations where minimalism is essential. However, alternative data formats like JSON or XML could be better suited for complicated data types or when accuracy in handling special characters is required.



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Article Tags :
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