Python 单表增删改查

import pymssql #引入pymssql模块

 

 

def conn():

connect = pymssql.connect('.', 'sa', 'ok', 'pubs') #服务器名,账户,密码,数据库名

if connect:

print("连接成功!")

return connect

 

 

if __name__ == '__main__':

conn = conn()

 

 

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import pymssql #引入pymssql模块

 

 

def conn():

connect = pymssql.connect('.', 'sa', 'ok', 'pubs') #服务器名,账户,密码,数据库名

if connect:

print("连接成功!")

cursor = connect.cursor()

cursor.execute('select * from jobs')

result = cursor.fetchall()

print(cursor.rowcount)

for row in result:

print(row)

return connect

 

 

if __name__ == '__main__':

conn = conn()

 

 

————————————————————————————————————————————————

import pymssql #引入pymssql模块

 

 

def conn():

connect = pymssql.connect('.', 'sa', 'ok', 'pubs') #服务器名,账户,密码,数据库名

# 获取游标

cursor = connect.cursor()

if connect:

print("连接成功!")

 

# 添加数据

sql_insert = "insert into jobs (job_desc,min_lvl,max_lvl) values ('东方不败',10,100)"

cursor.execute(sql_insert)

connect.commit()

print(cursor.rowcount)

print('数据添加成功')

 

 

# 修改数据

sql_update ="update jobs set job_desc='西方要败' where job_id =65 "

cursor.execute(sql_update)

connect.commit()

print('数据修改成功')

 

# 删除数据

sql_del ="delete from jobs where job_id = 67 "

cursor.execute(sql_del)

connect.commit()

print("数据删除成功")

 

 

# 查询语句

cursor.execute('select * from jobs')

result = cursor.fetchall()

print(cursor.rowcount)

for row in result:

print(row)

 

 

 

return connect

 

 

 

 

 

if __name__ == '__main__':

conn = conn()