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License: GPL v3

Convert SQL to Relational Algebra

A tool that converts given sql to relational algebra.

Prerequisites

Before you begin you must have Python installed and configured properly for your computer.

Python version: 3.10.8

antlr4-python3-runtime: 4.9.2

To run the project, you need to clone this project to your computer. Link: https://github.com/ahoirg/convert-sql-to-relational-algebra.git

Run

To run Convert SQL to Relational Algebra, first go to the path where the project is installed in the terminal.

You can run it using the “python .\sql2ra.py "sql_query"” command, then project name.

    $ python .\sql2ra.py "select distinct select_from from MiniHive,Select1 WHERE query='select distinct * from MiniHive where age = 16'"
    
    >> \project_{select_from} (\select_{query = 'select distinct * from MiniHive where age = 16'} (MiniHive \cross Select1))

Running Tests

To run the tests, "python .\test_sql2ra.py" command should be used in the project directory.

python .\test_sql2ra.py

Ran 27 tests in 0.046s

OK

License

This project is licensed under the GNU General Public License v3.0 - see the LICENSE.md file for details