cursor.execute(insert1)#提交 con.commit()# 自增idprint(cursor.lastrowid)#关闭 cursor.close() con.close()except connector.Erroras e:print(e) 二、通过元祖新增 #coding:utf-8from mysqlimport connector#连接try:#配置信息 config={'host':'localhost','port':3306,'user':'root','password':'root...
>>>importmysql.connector>>>conn = mysql.connector.connect(user='root', password='password', database='thread')# 打开数据库 thread>>>cursor = conn.cursor()>>>cursor.execute('create table threading (operation varchar(100) primary key, name varchar(500))')# 创建 threading 表>>>conn.commit...
(sql, val) cnx.commit() print("Data inserted, ID:", cursor.lastrowid) # 修改数据 def update_data(cursor): sql = "UPDATE users SET email = %s WHERE name = %s" val = ("222@example.com", "111") cursor.execute(sql, val) cnx.commit() print(cursor.rowcount, "record(s) affected"...
MySQL Connector/Python Developer Guide/Connector/Python C Extension API Reference/ _mysql_connector.MySQL.commit() Method 11.9 _mysql_connector.MySQL.commit() Method Syntax: ccnx.commit() Commits the current transaction.
transaction() # 执行一些数据库操作 query1 = "UPDATE your_table SET column1 = 'value1' WHERE condition1" query2 = "UPDATE your_table SET column2 = 'value2' WHERE condition2" cursor.execute(query1) cursor.execute(query2) # 提交事务 cnx.commit() print("事务成功...
connection.commit() print(cursor.rowcount, "记录插入成功。") 1. 2. 3. 4. 5. 6. 7. 查询数据 查询数据同样可以使用execute()方法: cursor.execute("SELECT * FROM example_table") rows = cursor.fetchall() for row in rows: print(row) ...
conn.commit() # 提交事务 print(mycursor.rowcount, "记录插入成功。 ID:", mycursor.lastrowid) # rowcount:影响的数据行数,lastrowid 新插入数据的主键值 批量插入 代码语言:javascript 复制 # 引入拓展 import mysql.connector # 连接配置 conn = mysql.connector.connect( host = '127.0.0.1', # 数据库...
# 执行删除语句 cursor.execute('DELETE FROM your_table WHERE column1 = value1') # 提交事务 connection.commit() 五、关闭连接 完成所有操作后,记得关闭连接和游标: cursor.close() connection.close() 六、结语 通过本文的介绍,您应该已经掌握了mysql-connector-python库的基本用法。这个库提供了简单易用的接...
dbconn.commit() 1. except Exception as e: 1. print(e) 1. dbconn.rollback() 1. 1. query = ("SELECT member_name, hire_date FROM employees " 1. "WHERE hire_date BETWEEN %s AND %s") 1. 1. hire_start = date(2015, 1, 1) 1. hire_end = date(2016, 1, 10) 1...
cursor() sql = "INSERT INTO sites (name, url) VALUES (%s, %s)" val = ("RUNOOB", "https://www.runoob.com") mycursor.execute(sql, val) mydb.commit() # 数据表内容有更新,必须使用到该语句 print(mycursor.rowcount, "记录插入成功。") 执行代码,输出结果为: 1 记录插入成功...