No rows match, or you forgot to fetch. Fix: Use fetchone() for single row, fetchall() for all. Check your WHERE clause.
To retrieve data, we use SELECT . We can configure the connection to return user-friendly Row objects (dictionary-like) instead of standard tuples, which makes code more readable. sqlite3 tutorial query python fixed
sqlite3 example.db
# Recommended way - automatically handles commit/close def best_practice_example(): with sqlite3.connect('my_database.db') as conn: cursor = conn.cursor() # Your queries here cursor.execute("SELECT * FROM users WHERE age > ?", (18,)) results = cursor.fetchall() No rows match, or you forgot to fetch
or use a with block to prevent locking.