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href="https://cloud.tencent.com/act/pro/mysqllite" class="tp-link tpm-link tp-link--white-arrow"><span class="tp-link__inner">立即购买</span></a></div></nav><div><div><div class="tpm-prod-hero__header"><h1 class="tpm-prod-hero__tit" id="hero_tit"><span>云数据库 TencentDB for MySQL</span></h1><button hotrep="product.cdb.banner.video_title" class="tpm-prod-hero__video-btn"><i class="tpm-prod-hero__video-btn-icon"></i><span class="tpm-prod-hero__video-btn-text">观看视频</span></button></div><p class="tpm-prod-hero__desc">腾讯云数据库 MySQL（TencentDB for MySQL）为用户提供安全可靠，性能卓越、易于维护的企业级云数据库服务。其具备6大企业级特性，包括企业级定制内核、企业级高可用、企业级高可靠、企业级安全、企业级扩展以及企业级智能运维。通过使用腾讯云数据库 MySQL，可实现分钟级别的数据库部署、弹性扩展以及全自动化的运维管理，不仅经济实惠，而且稳定可靠，易于运维。</p></div></div><div class="tpm-prod-hero__btn-group"><div class="tpm-prod-hero__btn-group--primary"><a class="tpm-btn tpm-prod-hero__btn tpm-btn--primary" href="https://buy.cloud.tencent.com/cdb" hotrep="product.cdb.banner.btn1"><span class="tpm-btn__text">立即选购</span></a><a class="tpm-btn 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data-id="pq4hUAIoV"><header class="tpm-section__hd" style="padding-top:60px" id="m4SKrRxrAH" data-id="m4SKrRxrAH"><h2 class="tl-anchor tpm-section__title">应用场景</h2></header><div class="tl-tabs tl-tabs--inset"><div class="view-column"><div class="tl-tabs__bar"><ul class="tl-tabs__list"><li class="tl-tabs__item is-active"><div class="tl-tabs__item-cont is-active">全场景高可用性架构</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">游戏场景</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">电商场景</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">金融场景</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">网站/SaaS 场景</div></li></ul></div></div><div class="view-column"><div class="tl-tabs__cont" style="padding:20px"><div class="tl-tabs__panel" style="transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"><div><div class="tp-grid__row tpm-media"><div class="tp-grid__col tp-grid__col--16 tp-grid__col--pad-24 tpm-media__object"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/NIssZT9DsEA33qRZU1FcF.png" style="max-width:100%"/></div><div class="tp-grid__col tpm-media__content"><div class="content-box"><h3>业务痛点</h3><p>数据库在企业的核心业务中扮演着至关重要的角色，数据是企业的基础资源和生命线。因此，为保证企业的稳定生产运营，一个高可用的数据库架构是不可或缺的。对于企业来说，如果数据库出现宕机、数据丢失或不可用等问题，将会产生重大的影响和经济损失。因此，云数据库 MySQL 推出全场景高可用性架构（All-Scenario High Availability Architecture，AS-HAA），全方位全流程保障业务稳定运行。</p></div><div class="content-box"><h3>提供能力</h3><ul class="tpm-list"><li class="tpm-list__item"><span class="tpm-list__item-text">高稳定性：自动弹性扩缩容、就近访问、低网络延时</span></li><li class="tpm-list__item"><span class="tpm-list__item-text">高可用性：全组件实现跨可用区/跨地域部署</span></li><li class="tpm-list__item"><span class="tpm-list__item-text">高数据处理能力和响应速度</span></li><li class="tpm-list__item"><span class="tpm-list__item-text">高故障诊断和恢复效率</span></li></ul></div><div class="content-box recommend"><h3>推荐搭配功能</h3><div><div class="tp-grid__layout"><div class="tp-grid__row tp-grid--gutter-2n"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-6 tp-grid__col--phone-12"><a href="https://cloud.tencent.com/document/product/236/8459" class="tpm-product-recommend__item" title="跨可用区部署"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/HnpVhrpVzgrN25irZmzSI.png" alt="" class="tpm-product-recommend__item-icon"/><div class="tpm-product-recommend__item-text">跨可用区部署</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-6 tp-grid__col--phone-12"><a href="https://cloud.tencent.com/document/product/236/82220" class="tpm-product-recommend__item" title="数据库代理"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/AP256NYc4uP9PqnsFRHh-.png" alt="" class="tpm-product-recommend__item-icon"/><div class="tpm-product-recommend__item-text">数据库代理</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-6 tp-grid__col--phone-12"><a href="https://cloud.tencent.com/document/product/236/92738" class="tpm-product-recommend__item" title="CPU 弹性扩容"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/maXwC2JFdLXMhUaMrwuUt.png" alt="" class="tpm-product-recommend__item-icon"/><div class="tpm-product-recommend__item-text">CPU 弹性扩容</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-6 tp-grid__col--phone-12"><a href="https://cloud.tencent.com/document/product/236/73100" class="tpm-product-recommend__item" title="异地备份容灾"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/suVILaNBD8D6pkO4owv_X.png" alt="" class="tpm-product-recommend__item-icon"/><div class="tpm-product-recommend__item-text">异地备份容灾</div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-6 tp-grid__col--phone-12"><a href="https://cloud.tencent.com/document/product/1130" class="tpm-product-recommend__item" title="DBbrain"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/-HIFiHyd3ykgEpT2nxtD-.png" alt="" class="tpm-product-recommend__item-icon"/><div class="tpm-product-recommend__item-text">DBbrain</div></a></div></div></div></div></div></div></div></div></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div></div></div></div></div><div class="with-gap" id="LsaRHrwVD" data-id="LsaRHrwVD"><header class="tpm-section__hd" style="padding-top:60px" id="dX_Yl1cjt2" data-id="dX_Yl1cjt2"><h2 class="tl-anchor tpm-section__title">推荐购买</h2></header><div class="tl-tabs"><div class="view-column"><div class="tl-tabs__bar"><ul class="tl-tabs__list"><li class="tl-tabs__item is-active"><div class="tl-tabs__item-cont is-active">入门型</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">标准型</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">增强型</div></li></ul></div></div><div class="tl-tabs__cont"><div class="tl-tabs__panel" style="transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"><div class="tl-sale-list"><div class="view-column"><div><div class="tp-grid__row tp-grid--gutter-5n"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-24 tp-grid__col--phone-24"><div class="tpm-sale-card__item"><div class="tpm-sale-card__item-pc"><div class="tpm-sale-card__item-hd"><div class="tpm-sale-card__item-hd-inner"><h3 class="tpm-sale-card__item-title">MySQL 5.7 双节点通用型</h3><div class="tl-sale-info-wrapper"><ul class="tpm-sale-card__item-infos"><li><h4 class="tpm-sale-card__item-info-title">CPU</h4><div class="tpm-sale-card__item-info-cnt">1核</div></li><li><h4 class="tpm-sale-card__item-info-title">内存</h4><div class="tpm-sale-card__item-info-cnt">1GB</div></li><li><h4 class="tpm-sale-card__item-info-title">存储</h4><div class="tpm-sale-card__item-info-cnt">50GB</div></li><li><h4 class="tpm-sale-card__item-info-title">时长</h4><div class="tpm-sale-card__item-info-cnt">1个月</div></li></ul></div></div></div></div><ul class="tpm-list tpm-sale-card__item-features tpm-list--blue-hook"><li class="tpm-list__item"><span class="tpm-list__item-text">适用于个人学习，小型网站/应用，开发测试</span></li></ul><footer class="tpm-sale-card__item-ft"><div class="tpm-sale-card__item-prices"><div class="tpm-sale-card__item-price"><em>138</em>元/月</div></div><div class="tpm-sale-card__item-btns"><a href="https://buy.cloud.tencent.com/cdb?regionId=1&engineVersion=5.7&cdbType=Z3&memory=1000&cpu=1&volume=50&goodsNum=1" class="tpm-btn tpm-btn--primary"><span class="tpm-btn__text">立即购买</span></a></div></footer></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-24 tp-grid__col--phone-24"><div class="tpm-sale-card__item"><div class="tpm-sale-card__item-pc"><div class="tpm-sale-card__item-hd"><div class="tpm-sale-card__item-hd-inner"><h3 class="tpm-sale-card__item-title">MySQL 5.7 双节点通用型</h3><div class="tl-sale-info-wrapper"><ul class="tpm-sale-card__item-infos"><li><h4 class="tpm-sale-card__item-info-title">CPU</h4><div class="tpm-sale-card__item-info-cnt">1核</div></li><li><h4 class="tpm-sale-card__item-info-title">内存</h4><div class="tpm-sale-card__item-info-cnt">2GB</div></li><li><h4 class="tpm-sale-card__item-info-title">存储</h4><div class="tpm-sale-card__item-info-cnt">100GB</div></li><li><h4 class="tpm-sale-card__item-info-title">时长</h4><div class="tpm-sale-card__item-info-cnt">1个月</div></li></ul></div></div></div></div><ul class="tpm-list tpm-sale-card__item-features tpm-list--blue-hook"><li class="tpm-list__item"><span class="tpm-list__item-text">适用于个人学习，小型网站/应用，开发测试</span></li></ul><footer class="tpm-sale-card__item-ft"><div class="tpm-sale-card__item-prices"><div class="tpm-sale-card__item-price"><em>276</em>元/月</div></div><div class="tpm-sale-card__item-btns"><a href="https://buy.cloud.tencent.com/cdb?regionId=1&engineVersion=5.7&cdbType=Z3&memory=2000&cpu=1&volume=100&goodsNum=1" class="tpm-btn tpm-btn--primary"><span class="tpm-btn__text">立即购买</span></a></div></footer></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-24 tp-grid__col--phone-24"><div class="tpm-sale-card__item"><div class="tpm-sale-card__item-pc"><div class="tpm-sale-card__item-hd"><div class="tpm-sale-card__item-hd-inner"><h3 class="tpm-sale-card__item-title">MySQL 8.0 双节点通用型</h3><div class="tl-sale-info-wrapper"><ul class="tpm-sale-card__item-infos"><li><h4 class="tpm-sale-card__item-info-title">CPU</h4><div class="tpm-sale-card__item-info-cnt">2核</div></li><li><h4 class="tpm-sale-card__item-info-title">内存</h4><div class="tpm-sale-card__item-info-cnt">4GB</div></li><li><h4 class="tpm-sale-card__item-info-title">存储</h4><div class="tpm-sale-card__item-info-cnt">100GB</div></li><li><h4 class="tpm-sale-card__item-info-title">时长</h4><div class="tpm-sale-card__item-info-cnt">1个月</div></li></ul></div></div></div></div><ul class="tpm-list tpm-sale-card__item-features tpm-list--blue-hook"><li class="tpm-list__item"><span class="tpm-list__item-text">适用于个人学习，小型网站/应用，开发测试</span></li></ul><footer class="tpm-sale-card__item-ft"><div class="tpm-sale-card__item-prices"><div class="tpm-sale-card__item-price"><em>480</em>元/月</div></div><div class="tpm-sale-card__item-btns"><a href="https://buy.cloud.tencent.com/cdb?regionId=1&engineVersion=8.0&cdbType=Z3&memory=4000&cpu=2&volume=100&goodsNum=1" class="tpm-btn tpm-btn--primary"><span class="tpm-btn__text">立即购买</span></a></div></footer></div></div></div></div></div></div></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div></div></div></div><div class="tl-scene-frameworks-vertical with-gap" id="CgTvUZ12s" data-id="CgTvUZ12s"><header class="tpm-section__hd" style="padding-top:60px" id="KvDcTL-b-f" data-id="KvDcTL-b-f"><h2 class="tl-anchor tpm-section__title">产品优势</h2></header><div class="tl-tabs"><div class="view-column"><div class="tl-tabs__bar"><ul class="tl-tabs__list"><li class="tl-tabs__item is-active"><div class="tl-tabs__item-cont is-active">企业级定制内核-TXSQL</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">企业级高可用和高可靠</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">企业级安全</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">企业级扩展</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">企业级智能运维</div></li></ul></div></div><div class="tl-tabs__cont" style="padding-left:0;padding-right:0"><div class="tl-tabs__panel" style="transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"><div class="tl-framework tpm-media-section"><div class="view-column"><div class="tpm-draft tpm-media-section__content"><div class="tpm-rich-text"><p class="ts-p">TXSQL 是腾讯云数据库团队自研 MySQL 内核分支，100%兼容原生 MySQL 版本，针对企业级的重要场景，自研众多核心特性，如企业级透明数据加密、审计、线程池、热点更新保护、SQL 限流、快速加列等功能。大幅提升了云数据库的性能和稳定性。</p></div></div><div class="tp-grid__row tpm-media standalone"><div class="tp-grid__col tpm-media__object"><img style="max-width:100%" src="https://qcloudimg.tencent-cloud.cn/raw/00ddd5d23c371bca1632c4a72b0818b3.png"/></div></div></div></div></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div></div></div></div><div style="padding-bottom:60px" id="DHkhKTJEu" data-id="DHkhKTJEu" class="with-gap"><header class="tpm-section__hd" style="padding-top:60px" id="kdm6hSNUGf" data-id="kdm6hSNUGf"><h2 class="tl-anchor tpm-section__title">产品特性</h2></header><div class="view-column"><div><div class="tp-grid__layout"><div><div class="tp-grid__row tp-grid--gutter-8n"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/F0E8XtBLzoJO_5QCtVFNA.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">易于使用的托管部署</h3><div class="tpm-feature__item-desc">只需在控制台简单点击操作，即可轻松启动并连接到一个可立即投入生产的 MySQL 数据库。云数据库 MySQL 针对您选择的服务器类型预配置了各种参数和设置，并提供对 MySQL 数据库的精细控制和微调功能。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/wlLzgAYRIDU2fc1UUBjVa.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">专项内核优化</h3><div class="tpm-feature__item-desc">云数据库 MySQL 提供业界领先的 IO 吞吐能力，深度定制开发 MySQL 内核，性能远超基于开源 MySQL 的自建数据库，简化了后端架构，使得整体 IT 架构更易于运维管理。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/p68yVmKg9F-86eseRwTI7.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">完善的保障机制</h3><div class="tpm-feature__item-desc">腾讯云提供 99.9996% 的数据可靠性和 99.95% 的服务可用性，拥有完善的数据自动备份和无损恢复机制。云数据库 MySQL 的高可靠性让您可以放心将数据放在云端，无需担心数据丢失。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/35dvP0-ol1F4XtW7abtpf.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">强同步复制</h3><div class="tpm-feature__item-desc">云数据库 MySQL 支持强同步和半同步数据复制方式，其内核进行了数据复制优化，大幅提高数据复制性能，同时优化了主备切换引起的幻读现象和主机宕机恢复时产生的临界事务。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/MUKPZoQqbjDtoFNnxebP6.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">全面的日常监控</h3><div class="tpm-feature__item-desc">云数据库 MySQL 控制台提供了覆盖连接访问、数据库负载等七十余项重要指标，您可通过自定义监控视图、多维度对比实例运行负载情况来监控数据库并迅速识别异常问题。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://cloudcache.tencentcs.cn/qcloud/tcloud_dtc/static/tc_portal_icon/c4882bc4-0e8f-4f01-9abd-0dd9792fded7.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">自定义告警</h3><div class="tpm-feature__item-desc">自定义资源阈值告警，可帮助您知晓云数据库 MySQL 运行中的问题。它将问题及时反馈给运维人员，帮助您快速响应数据库问题。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/euWqwNuc1VYcJ9yIRbLYH.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">数据库自治</h3><div class="tpm-feature__item-desc">完美适配数据库自治服务 DBbrain，其利用机器学习、大数据手段、专家经验引擎快速复制资深数据库管理员的经验，实现智能运维，并可有效保障数据库服务的安全、稳定及高效运行。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/NpuDn8pcBTVGX9K7Rqf79.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">数据迁移</h3><div class="tpm-feature__item-desc">借助数据传输服务 DTS，提供从具有外网 IP 的 IDC 机房内/其他友商云 MySQL 数据库等到云数据库 MySQL 数据库的自动迁移，极大简化您的数据库上云工作，实现业务无缝过渡上云。</div></div></div></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><div class="tpm-feature__item"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/H9R5p6p4xFlWnnR_Lt9YS.png" alt="" class="tpm-feature__item-icon"/><div class="tpm-feature__item-bd"><h3 class="tpm-feature__item-title">数据容灾</h3><div class="tpm-feature__item-desc">云数据库 MySQL 支持同城多可用区灾备/跨城灾备能力，保障高可用，如遇本地 IDC 机房故障引起数据库服务中断，可迅速切换数据库服务至灾备实例，实现数据库容灾。</div></div></div></div></div></div></div></div></div></div><div style="padding-bottom:60px" id="G4OU8i1SG" data-id="G4OU8i1SG" class="tl-cases with-gap bg-gray"><header class="tpm-section__hd" style="padding-top:60px" id="HZX-F9G5DU" data-id="HZX-F9G5DU"><h2 class="tl-anchor tpm-section__title">客户案例</h2></header><div class="view-column"><div style="margin-bottom:-20px"><div class="tp-grid__row tp-grid--gutter-5n tpm-logo-case-card"><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/ftzq"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/kqFFaF32gUC6tObuvpt5K.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">富途证券</div><p class="tpm-logo-case-card__item-sub">港股美股证券互联网券商</p><p class="tpm-logo-case-card__item-desc">腾讯云 MySQL 三节点架构助力客户构建“两地三中心”的金融级数据库架构，强同步技术，保证了每笔金融交易数据的可靠性。</p></div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/jumeiyouping"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/h1V2hG8cHkRvyj44yvY2o.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">聚美优品</div><p class="tpm-logo-case-card__item-sub">化妆品限时特卖商城</p><p class="tpm-logo-case-card__item-desc">腾讯云 MySQL 超高的性能，保证用户在大促高峰期访问和下单流畅，成为了驱动业务发展的动力。</p></div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/ytk"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/mo2oKLQUa3j1cho_jBoUI.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">猿题库</div><p class="tpm-logo-case-card__item-sub">手机智能做题软件</p><p class="tpm-logo-case-card__item-desc">专业的数据备份和高效恢复能力，保证了数据的可靠性和安全性。</p></div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/dazongdianping"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/5jKaoed-Bm_RiZhJtvGNh.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">大众点评</div><p class="tpm-logo-case-card__item-sub">国内领先城市生活消费平台</p><p class="tpm-logo-case-card__item-desc">采用多副本构建高可用架构，使业务系统长时间稳定、高效运行。</p></div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/wd"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/DqeeNsLzXBlCYFQh3HHlz.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">问道</div><p class="tpm-logo-case-card__item-sub">回合制网游</p><p class="tpm-logo-case-card__item-desc">灵活的扩展能力，解决了游戏业务对数据库的实时读写产生的高并发问题。</p></div></a></div><div class="tp-grid__col tp-grid__col--8 tp-grid__col--pad-12 tp-grid__col--phone-24"><a class="tpm-logo-case-card__item tpm-logo-case-card__item--square" href="https://cloud.tencent.com/customer/bilibili"><div class="tpm-logo-case-card__item-logo"><img src="https://qcloudimg.tencent-cloud.cn/trisys/assets/product/images/z3Y4uYRrM9VmLtLfiWaJG.png" alt=""/></div><div class="tpm-logo-case-card__item-cnt-wrap"><div class="tpm-logo-case-card__item-title">bilibili</div><p class="tpm-logo-case-card__item-sub">国内最大的潮流文化娱乐社区</p><p class="tpm-logo-case-card__item-desc">基于 AI 的数据库自治服务，极大降低了客户运维成本，提升了系统稳定。</p></div></a></div></div></div></div></div><div style="padding-bottom:60px" id="dYpnIvTdW" data-id="dYpnIvTdW" class="with-gap"><header class="tpm-section__hd" style="padding-top:60px" id="S6ZEkaXFiQ" data-id="S6ZEkaXFiQ"><h2 class="tl-anchor tpm-section__title">产品路线图</h2><div class="tpm-section__sub"><span class="tpm-section__desc"></span><span class="tpm-section__links"><a href="https://cloud.tencent.com/product/events" class="tp-link tpm-link tp-link--arrow"><span class="tp-link__inner">查看更多</span></a></span></div></header><div class="view-column"><div id="roadmap-container" class="roadmap-container" style="min-height:426px"></div></div></div><div style="padding-bottom:60px" id="NtBigrLqD" data-id="NtBigrLqD" class="with-gap bg-gray"><header class="tpm-section__hd" style="padding-top:60px" id="rtRQPORNAe" data-id="rtRQPORNAe"><h2 class="tl-anchor tpm-section__title">帮助与文档</h2></header><div class="view-column"><div class="tpm-doc"><div class="tp-grid__row tpm-doc__list"><div class="tp-grid__col tp-grid__col--12 tp-grid__col--pad-12 tp-grid__col--phone-24"><a href="https://cloud.tencent.com/document/product/236/18335" class="tpm-doc__item"><h3 class="tpm-doc__item-title">计费模式</h3><div class="tpm-doc__item-desc">本文档帮助您快速了解云数据库 MySQL 产品支持的计费模式及适用场景。</div></a></div><div class="tp-grid__col tp-grid__col--12 tp-grid__col--pad-12 tp-grid__col--phone-24"><a 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data-id="4pNc4OE9Tj"><h2 class="tl-anchor tpm-section__title">常见问题</h2></header><div style="margin-bottom:40px"><div class="tl-tabs tl-tabs--blank"><div class="view-column"><div class="tl-tabs__bar"><ul class="tl-tabs__list"><li class="tl-tabs__item is-active"><div class="tl-tabs__item-cont is-active">一般常见问题</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">计费</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">网络</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">实例类型</div></li><li class="tl-tabs__item"><div class="tl-tabs__item-cont">地域和可用区</div></li></ul></div></div><div class="tl-tabs__cont"><div class="tl-tabs__panel" style="transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"><div class="tl-faq-list tpm-faq__list"><div class="view-column"><div class="tpm-faq__item is-open"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">什么是云数据库 MySQL ？</h3><i class="tpm-faq__item-icon"></i></div><div class="tpm-faq__item-bd"><div class="tpm-rich-text"><p class="ts-p">云数据库 MySQL（TencentDB for MySQL）是腾讯云基于全球最受欢迎的开源数据库 MySQL专业打造的高性能分布式数据存储服务，100% 完全兼容 MySQL 协议，适用于面向关系型数据库的场景。</p></div></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">云数据库适用于哪些业务场景?</h3><i class="tpm-faq__item-icon"></i></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">云数据库 MySQL 支持 MySQL 的哪些版本？</h3><i class="tpm-faq__item-icon"></i></div></div><div class="tpm-faq__item"><div class="tpm-faq__item-hd"><h3 class="tpm-faq__item-title">云数据库 MySQL 有哪些购买渠道？</h3><i class="tpm-faq__item-icon"></i></div></div></div></div></div><div class="tl-tabs__panel" style="height:0;width:0;overflow:hidden;opacity:0;padding:0;margin:0;pointer-events:none;display:block;transform:translate3d(0, 10px, 0);transition:opacity .45s ease, transform .45s ease;transform-origin:center;flex-shrink:0"></div><div 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VPC？","answer":{"mod":"slate","content":[{"type":"topic","children":[{"type":"p","children":[{"text":"腾讯云私有网络（VPC）是一块您在腾讯云上自定义的逻辑隔离网络空间，与您在数据中心运行的传统网络相似，托管在腾讯云私有网络内的是您在腾讯云上的服务资源，包括云服务器、负载均衡、云数据库等云服务资源。利用私有网络（VPC），您可以让不同地域之间的云数据库实例和云服务器实例共享数据。"}]}],"id":"fe26538e-00b5-429f-a6c3-1690adb4b087"}]}}],"__vid__":"S4wVsHLlIOdjvInGjOsyT"},{"id":"Ft94GW445005YF4AWO2G2","label":"实例类型","list":[{"question":"什么是只读实例？","answer":{"mod":"slate","content":[{"type":"topic","children":[{"type":"p","children":[{"text":"在对数据库有少量写请求，但有大量读请求的应用场景下，单个实例可能无法抵抗读取压力，甚至对主业务产生影响。为了实现读取能力的弹性扩展，分担数据库压力，您可以在某个地域中创建一个或多个只读实例，利用只读实例满足大量的数据库读取需求，以此增加应用的吞吐量。"}]}],"id":"763c2445-e5f6-47b9-bb5e-d88359f5a1a4"}]},"__vid__":"RO67hTbrbEPFh6-ug2glK"},{"question":"什么是灾备实例？","answer":{"mod":"slate","content":[{"type":"topic","children":[{"type":"p","children":[{"text":"针对业务连续服务和数据可靠性有强需求或是监管需要的场景，云数据库 MySQL 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内网通信同地域原则。"}]},{"type":"p","children":[{"text":"同地域内，内网互通；不同地域，内网不通。需要多个云服务器内网通信的用户须选择相同云服务器地域。"}]},{"type":"p","children":[{"text":""}]},{"type":"p","children":[{"text":"相同地域下的云服务器可以通过内网相互通信（内网通信，免费）。"}]},{"type":"p","children":[{"text":""}]},{"type":"p","children":[{"text":"不同地域之间的云服务器不能通过内网互相通信（通信需经过公网，收费）。"}]},{"type":"p","children":[{"text":""}]},{"type":"p","children":[{"text":"可用区域之间的隔离程度如何？"}]},{"type":"p","children":[{"text":""}]},{"type":"p","children":[{"text":"每个可用区域在其独立的、物理上显著不同的基础设施中运行，并已设计为具备高可靠性。可用区之间不共用像发电机和冷却设备那样的常见故障点。此外，它们在物理上也是相互独立的，即使火灾、龙卷风或洪涝等极为罕见的灾难也只会影响单个可用区域。"}]}],"id":"eb62c0b9-d30f-4b6a-9738-b84f0c2a7fd8"}]},"__vid__":"MZp_4-hU4bku5XENy9DoQ"}],"__vid__":"Rm28J7iPRzYoAye0qfTwE"}]},"id":"-PfMHZrWy","collection":{"header":[{"kind":"block","name":"section-header","data":{"title":"常见问题"},"id":"4pNc4OE9Tj"}],"addons":[{"kind":"block","name":"section-footer","data":{"content":{"mod":"slate","content":[{"type":"topic","children":[{"type":"p","children":[{"text":"更多问题请查看 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