国产数据库oceanBbase,达梦,金仓与mysql数据库的性能对比 六、python读mysql数据库

#coding=utf-8
import pymysql
import time
#测试单表插入性能try:start_time = time.time()  # 记录开始时间connection1 = pymysql.connect(host='192.168.0.98', user='user', password='passwd', database='mysqldb',port=3306)# 操作数据库cursor1 = connection1.cursor()  # 创建一个游标# 查询手机信息sql = " select *  from DB_TEST_T"# 执行SQL查询（假设你已经建立了数据库连接和游标）cursor1.execute(sql)# 获取查询结果rows = cursor1.fetchall()i = 0for row in rows:ID = row[0]end_time = time.time()  # 记录结束时间execution_time = end_time - start_time  # 计算执行时间print(f"Function execution took {execution_time} seconds")except pymysql.Error as e:print(f'错误:,{e}')