python mysql insert delete query,pythonmysql,mysql python
python mysql insert delete query,pythonmysql,mysql python
mysql python insert delete query
#!/usr/bin/pythonimport MySQLdbdef doInsert(cursor,db): #insert # Prepare SQL query to INSERT a record into the database. sql = "UPDATE EMPLOYEE SET AGE = AGE+1 WHERE SEX = '%c'" %('M') try: cursor.execute(sql) db.commit() except: db.rollback()def do_query(cursor,db): sql = "SELECT * FROM EMPLOYEE \ WHERE INCOME > '%d'" % (1000) try: # Execute the SQL command cursor.execute(sql) # Fetch all the rows in a list of lists. results = cursor.fetchall() print 'resuts',cursor.rowcount for row in results: fname = row[0] lname = row[1] age = row[2] sex = row[3] income = row[4] # Now print fetched result print "fname=%s,lname=%s,age=%d,sex=%s,income=%d" % \ (fname, lname, age, sex, income ) except: print "Error: unable to fecth data"def do_delete(cursor,db): sql = 'DELETE FROM EMPLOYEE WHERE AGE > {}'.format(20) try: cursor.execute(sql) db.commit() except: db.rollback()def do_insert(cursor,db,firstname,lastname,age,sex,income): sql = "INSERT INTO EMPLOYEE(FIRST_NAME, \ LAST_NAME, AGE, SEX, INCOME) \ VALUES ('%s', '%s', '%d', '%c', '%d' )" % \ (firstname,lastname,age,sex,income) try: cursor.execute(sql) db.commit() except: db.rollback()# Open database connection# change this to your mysql account#connect(server,username,password,db_name)db = MySQLdb.connect("localhost","hunter","hunter","pydb" )# prepare a cursor object using cursor() methodcursor = db.cursor()do_query(cursor,db)doInsert(cursor,db)do_query(cursor,db)do_delete(cursor,db)do_query(cursor,db)do_insert(cursor,db,'hunter','xue',22,'M',2000)do_insert(cursor,db,'mary','yang',22,'f',5555)do_insert(cursor,db,'zhang','xue',32,'M',5000)do_insert(cursor,db,'hunter','xue',22,'M',333)do_query(cursor,db)# disconnect from serverdb.close()
相关内容
- (34〇5 〇 6 〇 8 〇 9 〇 1) 〇 2=2008,,[Python]代码fr
- 从豆瓣自动获取mp3封面。 MP3与id3 名称互换,封面id3,
- 生成回文数,生成回文,[Python]代码fr
- PyQuery:文本统计的通用类,实现类SQL接口,pyquerysql,被引
- Python 统计日志中每个IP出现的次数,python日志,[Python]代
- PYTHON书写的点对点文件传送,支持断点续传,python文件
- “愤怒”离开百度空间(增加图片抓取功能),百度抓取
- Base62,,[Python]代码#f
- ASCII转换成十六进制,ascii转换十六进制,[Python]代码#!
- 自杀脚本,,[Python]代码im
评论关闭