RoadMap

Roadmap

SQL Layer

• Simple DML/QUERY
• Advanced SQL Parser
  • DDL/DAL
  • Homemade Instructions
• Query plan and optimization
• Relational Algebra Executor
• Distributed paging (Limit m,n)
• Distributed functions support (e.g. MAX / MIN / COUNT / CONCAT ... )
• Distributed aggregation support
• Cost Based Optimizer
  • Data Histogram
• Distributed Join (LEFT JOIN / RIGHT JOIN / CROSS JOIN)
  • Nest Loop
  • Sort Merge
  • Hash Join
• Subquery
• Distributed Transactions
• Global Index and optimization
• MPP SQL

API

• MySQL protocol server
• TensorFlow connector

Admin Tool

• Homemade admin tool(Cobar Manager)
• PhpMyAdmin

Storage

• MySQL
• MVCC database:
  • Transactions
  • Distributed File System