[FLINK-5695] Optimize table type systems based on database semantics

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Won't Fix
• Component/s: Table SQL / API
• Assignee: sunjincheng
• Reporter: sunjincheng
• Created: 01/Feb/17 15:44
• Updated: 23/Jun/17 23:09
• Resolved: 26/Apr/17 09:59

Description

Optimize table type systems based on database semantics.As follows:

             groupBy
         -------------------->
Table                             GroupedTable
  ∧   <--------------------           ∧
   |         select&agg                |
   |                                           |
   | where                                |
   | select                                | groupBy
   | agg                                   |
   | ...                                      |
   |             window                 |
  ∨     --------------------->     
 Table                            WindowedTable
          <---------------------
              select&over

What do you think? fhueske

Issue Links

• links to: GitHub Pull Request #3248