docs: add TiKV adopters and Roadmap

README.md

@@ -28,6 +28,14 @@ TiKV has the following key features:
 
     Thanks to the internal optimization, TiKV and TiDB can work together to be a compelling database solution with high horizontal scalability, externally-consistent transactions, support for RDBMS, and NoSQL design patterns.
 
+## TiKV Adopters
+
+You can view the list of [TiKV Adopters](docs/adopters.md).
+
+## TiKV Roadmap
+
+You can see the [TiKV Roadmap](docs/ROADMAP.md).
+
 ## TiKV software stack
 
 ![The TiKV software stack](images/tikv_stack.png)
@@ -170,4 +178,4 @@ TiKV is under the Apache 2.0 license. See the [LICENSE](./LICENSE) file for deta
 - Thanks [etcd](https://github.com/coreos/etcd) for providing some great open source tools.
 - Thanks [RocksDB](https://github.com/facebook/rocksdb) for their powerful storage engines.
 - Thanks [mio](https://github.com/carllerche/mio) for providing metal I/O library for Rust.
-- Thanks [rust-clippy](https://github.com/Manishearth/rust-clippy). We do love the great project.
+- Thanks [rust-clippy](https://github.com/Manishearth/rust-clippy). We do love the great project.

docs/ROADMAP.md

@@ -0,0 +1,34 @@
+---
+title: TiKV Roadmap
+category: Roadmap
+---
+
+# TiKV Roadmap
+
+This document defines the roadmap for TiKV development.
+
+- [ ] Raft
+    - [x] Region merge
+    - [ ] Local read thread
+    - [ ] Multi-thread raftstore
+    - [x] None voter
+    - [x] Pre-vote
+    - [ ] Multi-thread apply pool
+    - [ ] Split region in batch
+    - [ ] Raft Engine
+- [x] RocksDB 
+    - [x] DeleteRange
+    - [ ] BlobDB 
+- [x] Transaction
+    - [x] Optimize transaction conflicts
+    - [ ] Distributed GC
+- [x] Coprocessor
+    - [x] Streaming
+- [ ] Tool
+    - [x] Import distributed data
+    - [ ] Export distributed data
+    - [ ] Disaster Recovery
+    - [ ] TiKV client (Rust crate)
+- [ ] Flow control and degradation
+- [ ] Client
+    - [ ] TiKV client (Rust crate)

docs/adopters.md

@@ -0,0 +1,77 @@
+---
+title: TiKV Adopters
+category: adopters
+---
+
+# TiKV Adopters
+
+This is a list of TiDB adopters in various industries.
+
+|Company| Industry| Success Story| 
+| --- | --- | --- |
+|[Mobike](https://en.wikipedia.org/wiki/Mobike)|Ridesharing|[English](https://www.pingcap.com/blog/Use-Case-TiDB-in-Mobike/); [Chinese](https://www.pingcap.com/cases-cn/user-case-mobike/)|
+|[Jinri Toutiao](https://en.wikipedia.org/wiki/Toutiao)|Mobile News Platform|[Chinese](https://www.pingcap.com/cases-cn/user-case-toutiao/)|
+|[Yiguo.com](https://www.crunchbase.com/organization/shanghai-yiguo-electron-business)|E-commerce|[English](https://www.datanami.com/2018/02/22/hybrid-database-capturing-perishable-insights-yiguo/); [Chinese](https://www.pingcap.com/cases-cn/user-case-yiguo)|
+|[Yuanfudao.com](https://www.crunchbase.com/organization/yuanfudao)|EdTech|[English](https://www.pingcap.com/blog/2017-08-08-tidbforyuanfudao/); [Chinese](https://www.pingcap.com/cases-cn/user-case-yuanfudao/)|
+|[Ele.me](https://en.wikipedia.org/wiki/Ele.me)|Food Delivery|[English](https://www.pingcap.com/blog/use-case-tidb-in-eleme/); [Chinese](https://www.pingcap.com/cases-cn/user-case-eleme-1/)|
+|[LY.com](https://www.crunchbase.com/organization/ly-com)|Travel|[Chinese](https://www.pingcap.com/cases-cn/user-case-tongcheng/)||
+|[Qunar.com](https://www.crunchbase.com/organization/qunar-com)|Travel|[Chinese](https://www.pingcap.com/cases-cn/user-case-qunar/)|
+|[Hulu](https://www.hulu.com/welcome?orig_referrer=https%3A%2F%2Fwww.google.com%2F)|Entertainment|||
+|[VIPKID](https://en.wikipedia.org/wiki/VIPKID)|EdTech|||
+|[Lenovo](https://en.wikipedia.org/wiki/Lenovo)|Enterprise Technology|||
+|[Bank of Beijing ](https://en.wikipedia.org/wiki/Bank_of_China)|Banking|||
+|[Industrial and Commercial Bank of China](https://en.wikipedia.org/wiki/Industrial_and_Commercial_Bank_of_China)|Banking|||
+|[iQiyi](https://en.wikipedia.org/wiki/IQiyi)|Media and Entertainment|||
+|[Yimian Data](https://www.crunchbase.com/organization/yimian-data)|Big Data|[Chinese](https://www.pingcap.com/cases-cn/user-case-yimian)|||
+|[Phoenix New Media](https://www.crunchbase.com/organization/phoenix-new-media)|Media|[Chinese](https://www.pingcap.com/cases-cn/user-case-ifeng/)||
+|[Mobikok](http://www.mobikok.com/en/)|AdTech|[Chinese](https://pingcap.com/cases-cn/user-case-mobikok/)||
+|[LinkDoc Technology](https://www.crunchbase.com/organization/linkdoc-technology)|HealthTech|[Chinese](https://www.pingcap.com/cases-cn/user-case-linkdoc/)||
+|[G7 Networks](https://www.english.g7.com.cn/)| Logistics|[Chinese](https://www.pingcap.com/cases-cn/user-case-g7/)||
+|[360 Finance](https://www.crunchbase.com/organization/360-finance)|FinTech|[Chinese](https://www.pingcap.com/cases-cn/user-case-360/)||
+|[GAEA](http://www.gaea.com/en/)|Gaming|[Chinese](https://www.pingcap.com/cases-cn/user-case-gaea-ad/)|[English](https://www.pingcap.com/blog/2017-05-22-Comparison-between-MySQL-and-TiDB-with-tens-of-millions-of-data-per-day/)|
+|[YOOZOO Games](https://www.crunchbase.com/organization/yoozoo-games)|Gaming|[Chinese](https://pingcap.com/cases-cn/user-case-youzu/)||
+|[Seasun Games](https://www.crunchbase.com/organization/seasun)|Gaming|[Chinese](https://pingcap.com/cases-cn/user-case-xishanju/)||
+|[NetEase Games](https://game.163.com/en/)|Gaming|||
+|[FUNYOURS JAPAN](http://company.funyours.co.jp/)|Gaming|[Chinese](https://pingcap.com/cases-cn/user-case-funyours-japan/)||
+|[Zhaopin.com](https://www.crunchbase.com/organization/zhaopin)|Recruiting|||
+|[Panda.tv](https://www.crunchbase.com/organization/panda-tv)|Live Streaming|||
+|[Hoodinn](https://www.crunchbase.com/organization/hoodinn)|Gaming|||
+|[Ping++](https://www.crunchbase.com/organization/ping-5)|Mobile Payment|[Chinese](https://pingcap.com/cases-cn/user-case-ping++/)||
+|[Hainan eKing Technology](https://www.crunchbase.com/organization/hainan-eking-technology)|Enterprise Technology|[Chinese](https://pingcap.com/cases-cn/user-case-ekingtech/)||
+|LianLian Tech|Mobile Payment|||
+|[Tongdun Technology](https://www.crunchbase.com/organization/tongdun-technology)|FinTech|||
+|[Wacai](https://www.crunchbase.com/organization/wacai)|FinTech|||
+|Tree Finance|FinTech|||
+|2Dfire.com|FoodTech|[Chinese](https://www.pingcap.com/cases-cn/user-case-erweihuo/)||
+|[Happigo.com](https://www.crunchbase.com/organization/happigo-com)|E-commerce|||
+|[Mashang Consumer Finance](https://www.crunchbase.com/organization/ms-finance)|FinTech|||
+|[Tencent OMG](https://en.wikipedia.org/wiki/Tencent)|Media|||
+|[Terren](http://webterren.com.zigstat.com/)|Media|||
+|[LeCloud](https://www.crunchbase.com/organization/letv-2)|Media|||
+|[Miaopai](https://en.wikipedia.org/wiki/Miaopai)|Media|||
+|[Snowball Finance](https://www.crunchbase.com/organization/snowball-finance)|FinTech|||
+|[Yimutian](http://www.ymt.com/)|E-commerce|||
+|[Gengmei](https://www.crunchbase.com/organization/gengmei)|Plastic Surgery|||
+|[Acewill](https://www.crunchbase.com/organization/acewill)|FoodTech|||
+|[Keruyun ](https://www.crunchbase.com/organization/keruyun-technology-beijing-co-ltd)|SaaS|[Chinese](https://pingcap.com/cases-cn/user-case-keruyun/)||
+|[Youju Tech](https://www.ujuz.cn/)|E-Commerce|||
+|[Maizhuo](https://www.crunchbase.com/organization/maizhuo)|E-Commerce|||
+|[Mogujie](https://www.crunchbase.com/organization/mogujie)|E-Commerce|||
+|[Zhuan Zhuan](https://www.crunchbase.com/organization/zhuan-zhuan)|Online Marketplace|[Chinese](https://pingcap.com/cases-cn/user-case-zhuanzhuan/)||
+|[Shuangchuang Huipu](http://scphjt.com/)|FinTech|||
+|[Meizu](https://en.wikipedia.org/wiki/Meizu)|Media||
+|[Seagroup](https://sea-group.org/?lang=en)|Gaming|||
+|[Sogou](https://en.wikipedia.org/wiki/Sogou)|MediaTech|||
+|[Chunyu Yisheng](https://www.crunchbase.com/organization/chunyu)|HealthTech|||
+|[Meituan](https://en.wikipedia.org/wiki/Meituan-Dianping)|Food Delivery|||
+|[Qutoutiao](https://www.crunchbase.com/organization/qutoutiao)|Social Network|||
+|[QuantGroup](https://www.crunchbase.com/organization/quantgroup)|FinTech|||
+|[FINUP](https://www.crunchbase.com/organization/finup)|FinTech|||
+[Meili Finance](https://www.crunchbase.com/organization/meili-jinrong)|FinTech|||
+|[Guolian Securities](https://www.crunchbase.com/organization/guolian-securities)|Financial Services|||
+|[Founder Securities](https://www.linkedin.com/company/founder-securities-co-ltd-/)|Financial Services|||
+|[China Telecom Shanghai](http://sh.189.cn/en/index.html)|Telecom|||
+|[State Administration of Taxation](https://en.wikipedia.org/wiki/State_Administration_of_Taxation)|Finance|||
+|[Wuhan Antian Information Technology](https://www.avlsec.com/)|Enterprise Technology|||
+|[Ausnutria Dairy](https://www.crunchbase.com/organization/ausnutria-dairy)|FoodTech|||
+|[Qingdao Telaidian](https://www.teld.cn/)|Electric Car Charger|||