09 2017 档案
摘要:视图操作: create table dep( id int primary key auto_increment, name char(32) ); create table user( id int primary key auto_increment, name char(32), dep_i
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摘要:mysql备份 一、使用mysqldump实现逻辑备份: 二、恢复逻辑备份: #数据库备份/恢复实验一:数据库损坏 备份: 1. # mysqldump -uroot -p123 --all-databases > /backup/`date +%F`_all.sql 2. # mysql -uro
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摘要:/* 数据导入: Navicat Premium Data Transfer Source Server : localhost Source Server Type : MySQL Source Server Version : 50624 Source Host : localhost Sour
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摘要:1 建库 2 create database db1 charset utf8; 3 4 5 建表插入字段 6 create table student(id int primary key auto_increment,name char,sex char,age int,lesson char,
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摘要:慢查询和sql优化:https://blog.csdn.net/m_nanle_xiaobudiu/article/details/79288257
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摘要:服务端 from socket import * import time server = socket(AF_INET,SOCK_STREAM) server.bind(('127.0.0.1',8081)) server.listen(3) server.setblocking(False) #accept变为非阻塞状态, print('server startting...') ...
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摘要:服务端 from socket import * server = socket(AF_INET,SOCK_STREAM) server.bind(('127.0.0.1',8080)) server.listen(3) print('server startting...') while True: conn,addr = server.accept() print(addr...
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