python2使用MySQLdb模塊進行連接mysql數據庫進行操作;python3則使用pymysql模塊進行連接mysql數據庫進行操作;兩者在語法上有稍微的差別,其中就包括查詢結果包含字段名,具體例子如下:
python2:
import MySQLdb
conn = MySQLdb.connect(host='127.0.0.1',user='root',passwd='root',db='adu')
cur = conn.cursor(cursorclass=MySQLdb.cursors.DictCursor)
sql = 'select * from test1'
reCount = cur.execute(sql)
nRet = cur.fetchall()
cur.close()
conn.close()
print(nRet)
print(reCount)
pytnon3:
import pymysql
conn = pymysql.connect(host='127.0.0.1',user='root',passwd='root',db='adu')
cur = conn.cursor(cursor=pymysql.cursors.DictCursor)
sql = 'select * from test1'
reCount = cur.execute(sql)
nRet = cur.fetchall()
cur.close()
conn.close()
print(nRet)
print(reCount)