NLP

SQLite

2019-04-19  本文已影响4人  潇萧之炎
import sqlite3  
  
con = sqlite3.connect('d:/test.db3')  #test.db3存在则直接读取,不存在则创建
cur=con.cursor()  #游标,可以认为类似于recordset
cur.execute('CREATE TABLE IF NOT EXISTS Studenta  (Stuid TEXT, Age INTERGER, Name TEXT)')
 
cur.execute('INSERT INTO Studenta VALUES("00001", 20, "Lucy")')
cur.execute('INSERT INTO Studenta VALUES("00002", 21, "Lily")')
con.commit()
cur.execute('SELECT * FROM Studenta')
 
con.text_factory = str  #sqlite默认为unicode输出,此处指定为str,即python默认的utf-8
print(cur.fetchone())
print(cur.fetchall())
# cur.close()
# con.close()


mylist = [("00003", 20, "David"), ("00004", 21, "Richard"),
      ("00005", 22, "qxzy")]
for s in mylist:
    cur.execute('INSERT INTO Studenta VALUES(?, ?, ?)', (s[0], s[1], s[2]))
con.commit()
cur.execute('SELECT * FROM Studenta')
con.text_factory = str
print(cur.fetchall())

上一篇 下一篇

猜你喜欢

热点阅读