SQL in Python Projects

1. Development Environment on Your PC

PyCharm is one of the most popular and powerful Integrated Development Environments (IDE) for the Python programming language. Whether you are a beginner or an experienced developer, PyCharm provides the convenience and functionality to enhance your work with Python. Regardless of your level of experience, PyCharm will help you elevate your Python programming and bring your ideas to life. Let's embark on this exciting journey into the world of PyCharm.

Python Interpreter

PyCharm Installing

Code Analysis Tools

Creating a Project

File System

2. Introduction to SQLite

Whether you're new to databases or want to master SQLite, this course will teach you the essentials. You'll learn installation, data management, and how to use SQLite effectively. Join us to unlock the power of SQLite for your projects.

What is SQLite ?

What is sqlite3 Library?

Connect and cursor

Create a Simple Table

Challenge 1: First table

3. CRUD

CRUD (Create, Read, Update, Delete) are the foundational operations in working with databases. This section is your gateway to mastering these core database functions. In the "CRUD Operations" section, we will delve into creating, retrieving, updating, and deleting data in a database. You will gain the skills needed to interact with databases effectively, making it an essential tool for your software development journey.

What is CRUD?

Creation Operations

Challenge 2: Creation

4. More About SQLite

Congratulations on reaching the final section of this course! You've come a long way in your journey to learn and master the content covered. In this concluding section, we'll summarize key takeaways, reinforce your knowledge, and provide guidance on what you can do next. You've acquired valuable skills and insights, and now it's time to reflect on your achievements and explore how to apply your newfound knowledge effectively.

PRIMARY KEY

Data Types

Challenge 6: Table Design

Complete all parts of the task in sequence

📁 Create a new project in PyCharm;
📝 Create a new python file;
📚 Import the sqlite3 library;
🗄 Create a new database;
🤚 Create a cursor;
📄 Create a table named cars with the following fields:
- id;
- brand;
- engine_capacity;
- video_presentation;
📄 Select the appropriate data types in the table field;
🗝 One of the fields must be PRIMARY KEY;
🪖 Save the changes;
🔑 Close the database connection.

1. It is recommended to do ...
2. Some text It is how code looks like text again
3. Use such method.


import sqlite3

# Create a new database
conn = sqlite3.connect('cars_info.db')
    
# Create a cursor
cursor = conn.cursor()
    
# Create a table named 'cars' with the specified fields and data types
cursor.execute('''
    CREATE TABLE cars (
        id INTEGER PRIMARY KEY,
        brand TEXT,
        engine_capacity REAL,
        video_presentation BLOB
    )
''')
    
# Save the changes
conn.commit()
    
# Close the database connection
conn.close()

¿Todo estuvo claro?

Sección 4. Capítulo 3

Contenido del Curso

SQL in Python Projects

1. Development Environment on Your PC

Python Interpreter PyCharm Installing Code Analysis Tools Creating a Project File System

2. Introduction to SQLite

What is SQLite ?What is sqlite3 Library?Connect and cursor Create a Simple Table Challenge 1: First table

3. CRUD

What is CRUD?Creation Operations Challenge 2: Creation Read Operations Challenge 3: Read Update Operations Challenge 4: Update Delete Operations Challenge 5: Delete

4. More About SQLite

PRIMARY KEY Data Types Challenge 6: Table Design

SQL in Python Projects

Challenge 6: Table Design

Complete all parts of the task in sequence

📁 Create a new project in PyCharm;
📝 Create a new python file;
📚 Import the sqlite3 library;
🗄 Create a new database;
🤚 Create a cursor;
📄 Create a table named cars with the following fields:
- id;
- brand;
- engine_capacity;
- video_presentation;
📄 Select the appropriate data types in the table field;
🗝 One of the fields must be PRIMARY KEY;
🪖 Save the changes;
🔑 Close the database connection.

1. It is recommended to do ...
2. Some text It is how code looks like text again
3. Use such method.


import sqlite3

# Create a new database
conn = sqlite3.connect('cars_info.db')
    
# Create a cursor
cursor = conn.cursor()
    
# Create a table named 'cars' with the specified fields and data types
cursor.execute('''
    CREATE TABLE cars (
        id INTEGER PRIMARY KEY,
        brand TEXT,
        engine_capacity REAL,
        video_presentation BLOB
    )
''')
    
# Save the changes
conn.commit()
    
# Close the database connection
conn.close()

¿Todo estuvo claro?

Sección 4. Capítulo 3