Module render

In this file, render means convert a static Plan into a Executable Dataflow

And the Context is the environment for the render process, it contains all the necessary information for the render process

Modules

• map 🔒
• reduce 🔒
• src_sink 🔒
  Source and Sink for the dataflow

Structs

• Context
  The Context for build a Operator with id of GlobalId
• SubgraphArg 🔒
  The Common argument for all Subgraph in the render process