matrixone-v0.2.0

We are excited to announce MatrixOne 0.2.0 release. Cheers!

Docker

docker pull matrixorigin/matrixone:0.2.0

Features

• Support automatic rebalancing for the built-in AOE columnar storage engine.
• Introduce new SQL parser.
• Introduce factorized SQL execution engine which is the fastest MPP in Golang.
• Support CREATE / DROP INDEX.
• Support PRIMARY KEY in CREATE TABLE.
• Support more data types for SQL binary operators.
• Support equi join with group by or aggregation statements.
• Support new types of DATE and DATETIME.

Known issues

• For continuous table creation actions in a script, the parameter of pre-allocated-group-num should be set to a bigger value such in cluster scenarios. Otherwise, "no available raft group" may be notified during tables creation sequence.

Contributors

This release includes 243 commits by 21 authors.

• BingLin Chang (@decster)
• Chen Mingsong（@m-schen）
• Nan Deng (@dengn)
• Jin Hai (@JinHai-CN)
• Jiang xinmeng (@jiangxinmeng1)
• Li Yang (@lignay)
• Lin Junhong (@iamlinjunhong)
• lni (@lni)
• Long Ran (@aunjgr)
• Peng Zhen (@daviszhen)
• Qin Shuqi (@sukki37)
• Shen JiangWei(@LeftHandCold)
• Jian Wang(@jianwan0214)
• broccoliSpicy(@broccoliSpicy)
• Ryan Wang(@wanglei4687)
• Xiong Jingjuan (@anitajjx)
• Xu Peng (@XuPeng-SH)
• Yan Wenze(@nnsgmsone)
• Yuesheng Li(@reusee)
• Zilong Zhou (@zzl200012)
• Zhang Yingfeng (@yingfeng)