初级
函数：LENGTH
未完成
初级参考
完整示例代码供参考，建议自己理解后重新输入
def solve():
import sqlite3
import pandas as pd
conn = sqlite3.connect(':memory:')
df = pd.read_csv('https://liangdaima.com/static/data/german_credit_risk.csv')
df.to_sql('german_credit_risk', conn, index=False)
result = conn.execute('SELECT Purpose, LENGTH(Purpose) AS name_length FROM german_credit_risk').fetchall()
conn.close()
return result示例
输入
print(solve())
期望输出
[('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('business', 8), ('furniture/equipment', 19), ('car', 3), ('business', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('education', 9), ('radio/TV', 8), ('domestic appliances', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('repairs', 7), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('business', 8), ('radio/TV', 8), ('business', 8), ('business', 8), ('radio/TV', 8), ('repairs', 7), ('radio/TV', 8), ('car', 3), ('education', 9), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('vacation/others', 15), ('business', 8), ('education', 9), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('vacation/others', 15), ('radio/TV', 8), ('business', 8), ('furniture/equipment', 19), ('education', 9), ('car', 3), ('repairs', 7), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('business', 8), ('education', 9), ('business', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('vacation/others', 15), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('business', 8), ('business', 8), ('education', 9), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('repairs', 7), ('car', 3), ('car', 3), ('car', 3), ('education', 9), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('business', 8), ('furniture/equipment', 19), ('repairs', 7), ('education', 9), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('domestic appliances', 19), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('education', 9), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('business', 8), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('business', 8), ('business', 8), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('education', 9), ('car', 3), ('business', 8), ('education', 9), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('domestic appliances', 19), ('business', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('business', 8), ('radio/TV', 8), ('education', 9), ('business', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('education', 9), ('radio/TV', 8), ('business', 8), ('car', 3), ('repairs', 7), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('business', 8), ('education', 9), ('business', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('radio/TV', 8), ('business', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('repairs', 7), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('vacation/others', 15), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('car', 3), ('car', 3), ('car', 3), ('business', 8), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('vacation/others', 15), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('domestic appliances', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('education', 9), ('furniture/equipment', 19), ('radio/TV', 8), ('business', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('education', 9), ('domestic appliances', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('education', 9), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('education', 9), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('vacation/others', 15), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('business', 8), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('education', 9), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('business', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('business', 8), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('repairs', 7), ('business', 8), ('vacation/others', 15), ('furniture/equipment', 19), ('repairs', 7), ('furniture/equipment', 19), ('radio/TV', 8), ('repairs', 7), ('car', 3), ('repairs', 7), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('vacation/others', 15), ('education', 9), ('furniture/equipment', 19), ('education', 9), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('repairs', 7), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('domestic appliances', 19), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('education', 9), ('business', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('car', 3), ('radio/TV', 8), ('education', 9), ('car', 3), ('education', 9), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('business', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('repairs', 7), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('education', 9), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('repairs', 7), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('education', 9), ('radio/TV', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('business', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('education', 9), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('repairs', 7), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('domestic appliances', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('business', 8), ('car', 3), ('vacation/others', 15), ('car', 3), ('car', 3), ('business', 8), ('car', 3), ('business', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('education', 9), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('domestic appliances', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('business', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('business', 8), ('car', 3), ('business', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('education', 9), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('education', 9), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('repairs', 7), ('education', 9), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('education', 9), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('business', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('education', 9), ('vacation/others', 15), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('radio/TV', 8), ('business', 8), ('business', 8), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('repairs', 7), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('business', 8), ('business', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('education', 9), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('domestic appliances', 19), ('car', 3), ('car', 3), ('car', 3), ('business', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('business', 8), ('radio/TV', 8), ('repairs', 7), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('repairs', 7), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('education', 9), ('education', 9), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('education', 9), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('domestic appliances', 19), ('car', 3), ('car', 3), ('domestic appliances', 19), ('radio/TV', 8), ('vacation/others', 15), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('business', 8), ('car', 3), ('business', 8), ('business', 8), ('car', 3), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('repairs', 7), ('business', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('education', 9), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('furniture/equipment', 19), ('business', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('business', 8), ('domestic appliances', 19), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('education', 9), ('business', 8), ('business', 8), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('car', 3), ('car', 3), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('education', 9), ('car', 3), ('car', 3), ('radio/TV', 8), ('furniture/equipment', 19), ('radio/TV', 8), ('business', 8), ('business', 8), ('vacation/others', 15), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('furniture/equipment', 19), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('education', 9), ('car', 3), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('business', 8), ('business', 8), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('furniture/equipment', 19), ('radio/TV', 8), ('car', 3), ('car', 3), ('radio/TV', 8), ('repairs', 7), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('car', 3), ('repairs', 7), ('car', 3), ('car', 3), ('business', 8), ('radio/TV', 8), ('radio/TV', 8), ('radio/TV', 8), ('business', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('business', 8), ('car', 3), ('car', 3), ('furniture/equipment', 19), ('furniture/equipment', 19), ('business', 8), ('radio/TV', 8), ('car', 3), ('radio/TV', 8), ('education', 9), ('radio/TV', 8), ('radio/TV', 8), ('furniture/equipment', 19), ('car', 3), ('furniture/equipment', 19), ('car', 3), ('radio/TV', 8), ('radio/TV', 8), ('car', 3)]
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