4paradigm / 4paradigm/OpenMLDB
more flexible support to window (SimpleOps)
Abierto
enhancement
execute-engine
- Lenguaje dominante
- C++
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Descripción
Here *SimpleOps* refer to one of:
- SimpleProject(TableSource)
- SimpleProject(Last Join)
- SImpleProject (Rename)
- SImpleProject (A last join ( SimpleProject (B last join C))
- ...
Known limits
- window op (the partition by & order by) may only refer to left most physical table inside simple project
There are already issues which actually part of this feature:
- https://github.com/4paradigm/OpenMLDB/issues/2563
- window union #2832
Guía de contribución
Evaluación
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