TiDB 开源分布式关系型数据库外和折马外 COeG6 平凯星辰 (北京) 科技有限公司 目录 Contents 第一章 关于 PingCAP 1L1 PingCAP简介 05 12 创新成果 05 1.3 发展历程 06 1.4 技术标准起草 07 15荣誉1 07 16 代表用户 08 第二章 TiDB 开源分布式关系型数据库 2.1 产品简介。 2.2 TiDB架构图.ee 10 23 核必特性 11 2.4 TiFlash 沙逢托管项目 2020年11月 Tipe Repo Contributor硫500 关于PingCAP 一07 1.4 技术标准起草 *。 ”担任金融产业联盟分布式数据库专委会及开源专业委员会核心成员与副主任委员, 参与金融分布式专 项相关标准工作:4分布式数据库技术金融应用规范技术架构》《分布式数据库技术金融应用规范安全0 码力 | 58 页 | 9.51 MB | 1 年前3
TiDB v8.3 Documentationperformance. For more information, see documentation. • Improve the performance of CREATE TABLE by 1.4 times, CREATE DATABASE by 2.1 times, and ADD COLUMN by 2 times #54436 @D3Hunter TiDB v8.0.0 introduces table creation concurrently through 10 sessions in a single database, the performance is improved by 1.4 times compared with v8.2.0. In v8.3.0, the performance of general DDLs in batch execution has improved �→ (ms): 920, 90th(ms): 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, �→ Avg(ms): 256, 90th(ms): 256, 99th(ms): 256, 99.9th(ms): 2560 码力 | 6606 页 | 109.48 MB | 10 月前3
TiDB v5.2 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 11.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。0 码力 | 2259 页 | 48.16 MB | 1 年前3
TiDB v5.1 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 11.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。0 码力 | 2189 页 | 47.96 MB | 1 年前3
TiDB v5.3 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 11.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。0 码力 | 2374 页 | 49.52 MB | 1 年前3
TiDB v8.4 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 13.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。 函数时,不支持分区裁剪,导致查询性能 较差。从 v8.3.0 开始,当分区表达式使用该函数时,支持分区裁剪,提升了查询性能。 更多信息,请参考用户文档。 • 批量建表 (CREATE TABLE) 的性能提升了 1.4 倍,批量建库 (CREATE DATABASE) 的性能提升了 2.1 倍,批量加 列 (ADD COLUMN) 的性能提升了 2 倍 #54436 @D3Hunter v8.0.0 引入了系统0 码力 | 5072 页 | 104.05 MB | 10 月前3
TiDB v8.5 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 13.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。 函数时,不支持分区裁剪,导致查询性能 较差。从 v8.3.0 开始,当分区表达式使用该函数时,支持分区裁剪,提升了查询性能。 更多信息,请参考用户文档。 • 批量建表 (CREATE TABLE) 的性能提升了 1.4 倍,批量建库 (CREATE DATABASE) 的性能提升了 2.1 倍,批量加 列 (ADD COLUMN) 的性能提升了 2 倍 #54436 @D3Hunter v8.0.0 引入了系统0 码力 | 5095 页 | 104.54 MB | 10 月前3
TiDB v8.5 Documentation�→ (ms): 920, 90th(ms): 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, �→ Avg(ms): 256, 90th(ms): 256, 99th(ms): 256, 99.9th(ms): 256 performance. For more information, see documentation. • Improve the performance of CREATE TABLE by 1.4 times, CREATE DATABASE by 2.1 times, and ADD COLUMN by 2 times #54436 @D3Hunter TiDB v8.0.0 introduces table creation concurrently through 10 sessions in a single database, the performance is improved by 1.4 times compared with v8.2.0. In v8.3.0, the performance of general DDLs in batch execution has improved0 码力 | 6730 页 | 111.36 MB | 10 月前3
TiDB v8.4 Documentation�→ (ms): 920, 90th(ms): 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, �→ Avg(ms): 256, 90th(ms): 256, 99th(ms): 256, 99.9th(ms): 256 performance. For more information, see documentation. • Improve the performance of CREATE TABLE by 1.4 times, CREATE DATABASE by 2.1 times, and ADD COLUMN by 2 times #54436 @D3Hunter TiDB v8.0.0 introduces table creation concurrently through 10 sessions in a single database, the performance is improved by 1.4 times compared with v8.2.0. In v8.3.0, the performance of general DDLs in batch execution has improved0 码力 | 6705 页 | 110.86 MB | 10 月前3
TiDB v5.4 中文手册Avg(ms): 920, 90th(ms): �→ 1500, 99th(ms): 1500, 99.9th(ms): 1500 [Current] ORDER_STATUS - Takes(s): 1.4, Count: 1, TPM: 42.2, Sum(ms): 256, Avg(ms): 256, 90th(ms) �→ : 256, 99th(ms): 256, 99.9th(ms): 256 如果下载组件的过程中网络中断,可能是由于网络不稳定导致的,可以尝试重新下载,如果多次不能成功下 载,请反馈到 Github Issues,可能是由于 CDN 服务器导致的。 11.4.6.1.4 1.4 下载组件过程中出现 checksum 错误 由于 CDN 会有短暂的缓存时间,导致新的 checksum 文件和组件包不匹配,建议过 5 分钟后重试,如果依然不 匹配,请反馈到 Github Issues。0 码力 | 2852 页 | 52.59 MB | 1 年前3
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