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tutorial: performing sql operations in python
in this tutorial, we'll explore how to perform sql operations using python. python offers several libraries to interact with databases, but one of the most commonly used is sqlite3, which is included in the python standard library and provides a simple interface for sqlite databases. we'll cover the following topics:
let's get started!
1. setting up sqlite database
sqlite is a lightweight, serverless, self-contained sql database engine. to create an sqlite database, you don't need to install anything separately as it comes built-in with python.
first, create a new python script in your preferred editor. let's name it sql_operations.py.
2. connecting to the database
to connect to an sqlite database, use the connect() function provided by the sqlite3 module.
3. executing sql queries
after establishing a connection, you can execute sql queries using the execute() method.
4. fetching data
you can fetch data from the database using various methods provided by the cursor object.
5. performing transactions
transactions allow you to group multiple sql operations into a single unit of work. this ensures data integrity and consistency.
6. closing the connection
finally, don't forget to close the connection after you finish working with the database.
that's it! you've learned how to perform sql operations in python using sqlite. feel free to explore more advanced sql operations and integrate them into your python applications.
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