import sqlite3
import json

conn = sqlite3.connect('database.db')

cursor = conn.cursor()
cursor.execute("SELECT * FROM Tracker")

rows = cursor.fetchall()

for index, distance, mouse_tracker in rows:
    print(f"Index: {index}, Distance: {distance}")
    print(f"Mouse tracker: {json.loads(mouse_tracker)}")

# 关闭连接
conn.close()