- 关于 TiDB
- 快速上手
- 部署标准集群
- 数据迁移
- 运维操作
- 监控与告警
- 故障诊断
- 性能调优
- 系统调优
- 软件调优
- SQL 性能调优
- SQL 性能调优概览
- 理解 TiDB 执行计划
- SQL 优化流程
- 控制执行计划
- 教程
- TiDB 工具
- 功能概览
- 适用场景
- 工具下载
- TiUP
- TiDB Operator
- Dumpling
- TiDB Lightning
- TiDB Data Migration
- Backup & Restore (BR)
- TiDB Binlog
- TiCDC
- sync-diff-inspector
- TiSpark
- 参考指南
- 架构
- 监控指标
- 安全加固
- 权限
- SQL
- SQL 语言结构和语法
- SQL 语句
ADD COLUMN
ADD INDEX
ADMIN
ADMIN CANCEL DDL
ADMIN CHECKSUM TABLE
ADMIN CHECK [TABLE|INDEX]
ADMIN SHOW DDL [JOBS|QUERIES]
ALTER DATABASE
ALTER INDEX
ALTER INSTANCE
ALTER TABLE
ALTER USER
ANALYZE TABLE
BACKUP
BEGIN
CHANGE COLUMN
CHANGE DRAINER
CHANGE PUMP
COMMIT
CREATE [GLOBAL|SESSION] BINDING
CREATE DATABASE
CREATE INDEX
CREATE ROLE
CREATE SEQUENCE
CREATE TABLE LIKE
CREATE TABLE
CREATE USER
CREATE VIEW
DEALLOCATE
DELETE
DESC
DESCRIBE
DO
DROP [GLOBAL|SESSION] BINDING
DROP COLUMN
DROP DATABASE
DROP INDEX
DROP ROLE
DROP SEQUENCE
DROP STATS
DROP TABLE
DROP USER
DROP VIEW
EXECUTE
EXPLAIN ANALYZE
EXPLAIN
FLASHBACK TABLE
FLUSH PRIVILEGES
FLUSH STATUS
FLUSH TABLES
GRANT <privileges>
GRANT <role>
INSERT
KILL [TIDB]
LOAD DATA
LOAD STATS
MODIFY COLUMN
PREPARE
RECOVER TABLE
RENAME INDEX
RENAME TABLE
REPLACE
RESTORE
REVOKE <privileges>
REVOKE <role>
ROLLBACK
SELECT
SET DEFAULT ROLE
SET [NAMES|CHARACTER SET]
SET PASSWORD
SET ROLE
SET TRANSACTION
SET [GLOBAL|SESSION] <variable>
SHOW [BACKUPS|RESTORES]
SHOW ANALYZE STATUS
SHOW [GLOBAL|SESSION] BINDINGS
SHOW BUILTINS
SHOW CHARACTER SET
SHOW COLLATION
SHOW [FULL] COLUMNS FROM
SHOW CONFIG
SHOW CREATE SEQUENCE
SHOW CREATE TABLE
SHOW CREATE USER
SHOW DATABASES
SHOW DRAINER STATUS
SHOW ENGINES
SHOW ERRORS
SHOW [FULL] FIELDS FROM
SHOW GRANTS
SHOW INDEX [FROM|IN]
SHOW INDEXES [FROM|IN]
SHOW KEYS [FROM|IN]
SHOW MASTER STATUS
SHOW PLUGINS
SHOW PRIVILEGES
SHOW [FULL] PROCESSSLIST
SHOW PROFILES
SHOW PUMP STATUS
SHOW SCHEMAS
SHOW STATS_HEALTHY
SHOW STATS_HISTOGRAMS
SHOW STATS_META
SHOW STATUS
SHOW TABLE NEXT_ROW_ID
SHOW TABLE REGIONS
SHOW TABLE STATUS
SHOW [FULL] TABLES
SHOW [GLOBAL|SESSION] VARIABLES
SHOW WARNINGS
SHUTDOWN
SPLIT REGION
START TRANSACTION
TABLE
TRACE
TRUNCATE
UPDATE
USE
WITH
- 数据类型
- 函数与操作符
- 聚簇索引
- 约束
- 生成列
- SQL 模式
- 事务
- 垃圾回收 (GC)
- 视图
- 分区表
- 字符集和排序规则
- 系统表
mysql
- INFORMATION_SCHEMA
- Overview
ANALYZE_STATUS
CLIENT_ERRORS_SUMMARY_BY_HOST
CLIENT_ERRORS_SUMMARY_BY_USER
CLIENT_ERRORS_SUMMARY_GLOBAL
CHARACTER_SETS
CLUSTER_CONFIG
CLUSTER_HARDWARE
CLUSTER_INFO
CLUSTER_LOAD
CLUSTER_LOG
CLUSTER_SYSTEMINFO
COLLATIONS
COLLATION_CHARACTER_SET_APPLICABILITY
COLUMNS
DATA_LOCK_WAITS
DDL_JOBS
DEADLOCKS
ENGINES
INSPECTION_RESULT
INSPECTION_RULES
INSPECTION_SUMMARY
KEY_COLUMN_USAGE
METRICS_SUMMARY
METRICS_TABLES
PARTITIONS
PROCESSLIST
SCHEMATA
SEQUENCES
SESSION_VARIABLES
SLOW_QUERY
STATISTICS
TABLES
TABLE_CONSTRAINTS
TABLE_STORAGE_STATS
TIDB_HOT_REGIONS
TIDB_INDEXES
TIDB_SERVERS_INFO
TIDB_TRX
TIFLASH_REPLICA
TIKV_REGION_PEERS
TIKV_REGION_STATUS
TIKV_STORE_STATUS
USER_PRIVILEGES
VIEWS
METRICS_SCHEMA
- UI
- CLI
- 命令行参数
- 配置文件参数
- 系统变量
- 存储引擎
- 遥测
- 错误码
- 通过拓扑 label 进行副本调度
- 常见问题解答 (FAQ)
- 版本发布历史
- 术语表
TiDB 1.0 Release Notes
2017 年 10 月 16 日,TiDB 发布 GA 版 (TiDB 1.0)。该版本对 MySQL 兼容性、SQL 优化器、系统稳定性、性能做了大量的工作。
TiDB
SQL 查询优化器
- 调整代价模型
- Analyze 下推
- 函数签名下推
优化内部数据格式,减小中间结果大小
提升 MySQL 兼容性
支持
NO_SQL_CACHE
语法,控制存储引擎对缓存的使用重构 Hash Aggregator 算子,降低内存使用
支持 Stream Aggragator 算子
PD
- 支持基于读流量的热点调度
- 支持设置 Store 权重,以及基于权重的调度
TiKV
- Coprocessor 支持更多下推函数
- 支持取样操作下推
- 支持手动触发数据 Compact,用于快速回收空间
- 提升性能和稳定性
- 增加 Debug API,方便调试
TiSpark Beta Release
- 支持可配置框架
- 支持 ThriftSever/JDBC 和 Spark SQL 脚本入口
源码地址
鸣谢
特别感谢参与项目的企业和团队
- Archon
- Mobike
- SpeedyCloud
- UCloud
- 腾讯云
- 韩国三星研究院
感谢以下组织/个人提供出色的开源软件/服务
- Asta Xie
- CNCF
- CoreOS
- Databricks
- Docker
- Github
- Grafana
- gRPC
- Jepsen
- Kubernetes
- Namazu
- Prometheus
- RedHat
- RocksDB Team
- Rust Team
感谢社区个人贡献者 TiDB Contributor
- 8cbx
- Akihiro Suda
- aliyx
- alston111111
- andelf
- Andy Librian
- Arthur Yang
- astaxie
- Bai, Yang
- bailaohe
- Bin Liu
- Blame cosmos
- Breezewish
- Carlos Ferreira
- Ce Gao
- Changjian Zhang
- Cheng Lian
- Cholerae Hu
- Chu Chao
- coldwater
- Cole R Lawrence
- cuiqiu
- cuiyuan
- Cwen
- Dagang
- David Chen
- David Ding
- dawxy
- dcadevil
- Deshi Xiao
- Di Tang
- disksing
- dongxu
- dreamquster
- Drogon
- Du Chuan
- Dylan Wen
- eBoyy
- Eric Romano
- Ewan Chou
- Fiisio
- follitude
- Fred Wang
- follitude
- fud
- fudali
- gaoyangxiaozhu
- Gogs
- goroutine
- Gregory Ian
- Guanqun Lu
- Guilherme Hübner Franco
- Haibin Xie
- Han Fei
- Hiroaki Nakamura
- hiwjd
- Hongyuan Wang
- Hu Ming
- Hu Ziming
- Huachao Huang
- HuaiyuXu
- Huxley Hu
- iamxy
- Ian
- insion
- iroi44
- Ivan.Yang
- Jack Yu
- jacky liu
- Jan Mercl
- Jason W
- Jay
- Jay Lee
- Jianfei Wang
- Jiaxing Liang
- Jie Zhou
- jinhelin
- Jonathan Boulle
- Karl Ostendorf
- knarfeh
- Kuiba
- leixuechun
- li
- Li Shihai
- Liao Qiang
- Light
- lijian
- Lilian Lee
- Liqueur Librazy
- Liu Cong
- Liu Shaohui
- liubo0127
- liyanan
- lkk2003rty
- Louis
- louishust
- luckcolors
- Lynn
- Mae Huang
- maiyang
- maxwell
- mengshangqi
- Michael Belenchenko
- mo2zie
- morefreeze
- MQ
- mxlxm
- Neil Shen
- netroby
- ngaut
- Nicole Nie
- nolouch
- onlymellb
- overvenus
- PaladinTyrion
- paulg
- Priya Seth
- qgxiaozhan
- qhsong
- Qiannan
- qiuyesuifeng
- queenypingcap
- qupeng
- Rain Li
- ranxiaolong
- Ray
- Rick Yu
- shady
- ShawnLi
- Shen Li
- Sheng Tang
- Shirly
- Shuai Li
- ShuNing
- ShuYu Wang
- siddontang
- silenceper
- Simon J Mudd
- Simon Xia
- skimmilk6877
- sllt
- soup
- Sphinx
- Steffen
- sumBug
- sunhao2017
- Tao Meng
- Tao Zhou
- tennix
- tiancaiamao
- TianGuangyu
- Tristan Su
- ueizhou
- UncP
- Unknwon
- v01dstar
- Van
- WangXiangUSTC
- wangyisong1996
- weekface
- wegel
- Wei Fu
- Wenbin Xiao
- Wenting Li
- Wenxuan Shi
- winkyao
- woodpenker
- wuxuelian
- Xiang Li
- xiaojian cai
- Xuanjia Yang
- Xuanwo
- XuHuaiyu
- Yang Zhexuan
- Yann Autissier
- Yanzhe Chen
- Yiding Cui
- Yim
- youyouhu
- Yu Jun
- Yuwen Shen
- Zejun Li
- Zhang Yuning
- zhangjinpeng1987
- ZHAO Yijun
- ZhengQian
- ZhengQianFang
- zhengwanbo
- Zhe-xuan Yang
- ZhiFeng Hu
- Zhiyuan Zheng
- Zhou Tao
- Zhoubirdblue
- zhouningnan
- Ziyi Yan
- zs634134578
- zyguan
- zz-jason
- qiukeren
- hawkingrei
- wangyanjun
- zxylvlp
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