支持主流的 Linux 操作系统环境。 Linux 操作系统平台 版本 Red Hat Enterprise Linux 7.3 及以上 CentOS 7.3 及以上 Oracle Enterprise Linux 7.3 及以上 Ubuntu LTS 16.04 及以上 注： TiDB 只支持 Red Hat 兼容内核 (RHCK) 的 Oracle Enterprise Linux，不支持 Oracle Oracle Enterprise Linux 提供的 Unbreakable Enterprise Kernel。 以上 Linux 操作系统可运行在物理服务器以及 VMware、KVM、XEN 主流虚拟化环境上。 TiDB 支持部署和运行在 Intel x86-64 架构的 64 位通用硬件服务器平台。对于开发，测试，及生产环境的服务 器硬件配置有以下要求和建议： 组件 CPU 内存 本地存储 网络 如进行性能相关的测试，避免采用低性能存储和网络硬件配置，防止对测试结果的正确性产生干扰。 如果仅验证功能，建议使用 Docker Compose 部署方案单机进行测试。 TiDB 软件和硬件环境要求 概述 Linux 操作系统版本要求 服务器要求 开发及测试环境 软硬件环境需求 - 204 - 本文档使用 书栈(BookStack.CN) 构建 组件 CPU 内存 硬盘类型 网络 实例数量(最低要求) TiDB

FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION。 • lower_case_table_names： – TiDB 默认：2，且仅支持设置该值为 2。 – MySQL 默认如下： * Linux 系统中该值为 0 * Windows 系统中该值为 1 * macOS 系统中该值为 2 • explicit_defaults_for_timestamp： – TiDB 默认：ON，且仅支持设置该值为 数据库快速上手指南 本指南介绍如何快速上手体验 TiDB 数据库。对于非生产环境，你可以选择以下任意一种方式部署 TiDB 数据库： • 部署本地测试集群（支持 macOS 和 Linux） • 在单机上模拟部署生产环境集群（支持 Linux） 注意： 本指南中的 TiDB 部署方式仅适用于快速上手体验，不适用于生产环境。 • 如需在生产环境部署 TiDB，请参考在生产环境中部署 TiDB 指南。 • 分钟）。注意本视频只作为学习参考，如需了解TiUP 的具体使用方法和TiDB 快 速上手具体操作步骤，请以文档内容为准。 81 3.1.1 部署本地测试集群 • 适用场景：利用本地 macOS 或者单机 Linux 环境快速部署 TiDB 测试集群，体验 TiDB 集群的基本架构，以 及 TiDB、TiKV、PD、监控等基础组件的运行。 TiDB 是一个分布式系统。最基础的 TiDB 测试集群通常由 2 个

default value in TiDB is 2 and currently TiDB only supports 2. • The default value in MySQL: • On Linux: 0. It means that table and database names are stored on disk using the lettercase specified in the following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) In addition, you can try out TiDB features on TiDB Playground test cluster • Scenario: Quickly deploy a local TiDB cluster for testing using a single macOS or Linux server. By deploying such a cluster, you can learn the basic architecture of TiDB and the operation

default value in TiDB is 2 and currently TiDB only supports 2. • The default value in MySQL: • On Linux: 0 • On Windows: 1 • On macOS: 2 • Default value of explicit_defaults_for_timestamp: • The default following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) Note: The deployment method provided in this guide is ONLY test cluster • Scenario: Quickly deploy a local TiDB cluster for testing using a single macOS or Linux server. By deploying such a cluster, you can learn the basic architecture of TiDB and the operation

contents are removed from the TiDB-community- �→ toolkit binary package: • tikv-importer-{version}-linux-{arch}.tar.gz • mydumper • spark-{version}-any-any.tar.gz • tispark-{version}-any-any.tar.gz 2.2 in TiDB is 2, and only 2 is currently supported. • MySQL defaults to the following values: • On Linux: 0. It means that table and database names are stored on disk ac- cording to the letter case specified following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) 85 In addition, you can try out TiDB features on TiDB Playground

Starting from v7.6.0, the TiDB-community-server binary-package now includes tiproxy �→ -{version}-linux-{arch}.tar.gz, which is the installation package for the proxy com- ponent TiProxy. 2.2.4 Deprecated in TiDB is 2, and only 2 is currently supported. • MySQL defaults to the following values: • On Linux: 0. It means that table and database names are stored on disk ac- cording to the letter case specified following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) In addition, you can try out TiDB features on TiDB Playground

TiDB is 2, and only 2 is currently supported. 101 • MySQL defaults to the following values: • On Linux: 0. It means that table and database names are stored on disk ac- cording to the letter case specified following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) In addition, you can try out TiDB features on TiDB Playground test cluster • Scenario: Quickly deploy a local TiDB cluster for testing using a single macOS or Linux server. By deploying such a cluster, you can learn the basic architecture of TiDB and the operation

Hardware Recommendations· · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 113 4.1.1 Linux OS version requirements · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · 113 4 default value in TiDB is 2 and currently TiDB only supports 2. – The default value in MySQL: * On Linux: 0 * On Windows: 1 * On macOS: 2 • Default value of explicit_defaults_for_timestamp: – The default following methods: • Deploy a local test cluster (for macOS and Linux) • Simulate production deployment on a single machine (for Linux only) Note: • TiDB, TiUP and TiDB Dashboard share usage details

removed from the TiDB-community- �→ toolkit binary package: • pump-{version}-linux-{arch}.tar.gz • drainer-{version}-linux-{arch}.tar.gz 78 • binlogctl • arbiter 2.2.4 Operating system and platform to CentOS Linux EOL, the upstream support for CentOS Linux 7 ends on June 30, 2024. TiDB ends the support for CentOS 7 starting from the 8.4 DMR version. It is recommended to use Rocky Linux 9.1 or a later According to Red Hat Enterprise Linux Life Cycle, the maintenance support for Red Hat Enterprise Linux 7 ends on June 30, 2024. TiDB ends the support for Red Hat Enterprise Linux 7 starting from the 8.4 DMR

pump-{version}-linux-{arch}.tar.gz • drainer-{version}-linux-{arch}.tar.gz 83 • binlogctl • arbiter 2.2.4 Operating system and platform requirement changes • According to CentOS Linux EOL, the upstream upstream support for CentOS Linux 7 ends on June 30, 2024. TiDB ends the support for CentOS 7 starting from the 8.4 DMR version. It is recommended to use Rocky Linux 9.1 or a later version. • According to to Red Hat Enterprise Linux Life Cycle, the maintenance support for Red Hat Enterprise Linux 7 ends on June 30, 2024. TiDB ends the support for Red Hat Enterprise Linux 7 starting from the 8.4 DMR version