client/server concepts

90 篇文章 ¥39.90 ¥99.00
本文详细介绍了MySQL的客户端/服务器结构,包括一般MySQL结构、命令行语法、客户端连接服务器的参数和使用。讲解了MySQL Server的组成部分,如mysqld、多种客户端程序以及其功能。还涵盖了客户端程序的调用、选项语法和连接参数,如--host、--port、--user和--password等,强调了连接协议和认证信息的重要性。

摘要生成于 C知道 ,由 DeepSeek-R1 满血版支持, 前往体验 >

第一章:


客户端/服务器  概念


这个章节讨论了MYSQL的客户端/服务器结构和基本的调用客户端程序


这个章节覆盖以下几个主题:


.  一般的MYSQL结构


.  命令行语法


.  客户端连接服务器的参数


.  使用选择文件


.  使用SQL模式来控制服务器操作


1.1  一般的MYSQL结构




MYSQL 操作在网络环境使用客户端/服务器结构。换句话说, 一个中间程序作为服务器,


然后各种各样的客户端程序连接到SERVER 来请求


一个MYSQL的安装有以下几个主要部分组成:




MYSQL SERVER 或者叫mysqld 是mysql数据库的server程序






服务器管理访问磁盘和内存里的实际的数据库。 MYSQL SERVER是多线程支持多种同时的客户端连接


客户端可以通过几种协议连接。


为了管理数据库的连接,Mysql服务器提供了模块化的结构,支持多种存储引擎来处理不同类型的表


(比如它提供了事务表和非事务表)

下载uuid报错Failed to compile with 5 errors 15:20:37 error in ./node_modules/uuid/dist/esm-browser/v35.js Module parse failed: Unexpected token (19:18) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | namespace = parse(namespace); | } > if (namespace?.length !== 16) { | throw TypeError('Namespace must be array-like (16 iterable integer values, 0-255)'); | } @ ./node_modules/uuid/dist/esm-browser/v5.js 2:0-41 3:0-36 3:0-36 3:0-36 5:11-14 7:9-12 8:9-12 @ ./node_modules/uuid/dist/esm-browser/index.js @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://192.168.0.29:80&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js error in ./node_modules/uuid/dist/esm-browser/v6.js Module parse failed: Unexpected token (5:13) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | import v1ToV6 from './v1ToV6.js'; | function v6(options, buf, offset) { > options ??= {}; | offset ??= 0; | let bytes = v1({ ...options, _v6: true }, new Uint8Array(16)); @ ./node_modules/uuid/dist/esm-browser/index.js 10:0-40 10:0-40 @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://192.168.0.29:80&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js error in ./node_modules/uuid/dist/esm-browser/v1.js Module parse failed: Unexpected token (6:25) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | function v1(options, buf, offset) { | let bytes; > const isV6 = options?._v6 ?? false; | if (options) { | const optionsKeys = Object.keys(options); @ ./node_modules/uuid/dist/esm-browser/index.js 5:0-40 5:0-40 @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://192.168.0.29:80&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js error in ./node_modules/uuid/dist/esm-browser/v7.js Module parse failed: Unexpected token (7:40) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | let bytes; | if (options) { > bytes = v7Bytes(options.random ?? options.rng?.() ?? rng(), options.msecs, options.seq, buf, offset); | } | else { @ ./node_modules/uuid/dist/esm-browser/index.js 12:0-40 12:0-40 @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://192.168.0.29:80&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js error in ./node_modules/uuid/dist/esm-browser/v4.js Module parse failed: Unexpected token (9:33) You may need an appropriate loader to handle this file type, currently no loaders are configured to process this file. See https://webpack.js.org/concepts#loaders | } | options = options || {}; > const rnds = options.random ?? options.rng?.() ?? rng(); | if (rnds.length < 16) { | throw new Error('Random bytes length must be >= 16'); @ ./node_modules/uuid/dist/esm-browser/index.js 8:0-40 8:0-40 @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/components/singleDevice/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/components/layerComp/index.vue @ ./node_modules/cache-loader/dist/cjs.js??ref--12-0!./node_modules/babel-loader/lib!./node_modules/cache-loader/dist/cjs.js??ref--0-0!./node_modules/vue-loader/lib??vue-loader-options!./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue?vue&type=script&lang=js @ ./src/views/largeScreen/index.vue @ ./src/router/index.js @ ./src/main.js @ multi (webpack)-dev-server/client?http://192.168.0.29:80&sockPath=/sockjs-node (webpack)/hot/dev-server.js ./src/main.js
06-19
评论
添加红包

请填写红包祝福语或标题

红包个数最小为10个

红包金额最低5元

当前余额3.43前往充值 >
需支付:10.00
成就一亿技术人!
领取后你会自动成为博主和红包主的粉丝 规则
hope_wisdom
发出的红包

打赏作者

scan724

你的鼓励将是我创作的最大动力

¥1 ¥2 ¥4 ¥6 ¥10 ¥20
扫码支付:¥1
获取中
扫码支付

您的余额不足,请更换扫码支付或充值

打赏作者

实付
使用余额支付
点击重新获取
扫码支付
钱包余额 0

抵扣说明:

1.余额是钱包充值的虚拟货币,按照1:1的比例进行支付金额的抵扣。
2.余额无法直接购买下载,可以购买VIP、付费专栏及课程。

余额充值