Spark Engine - Optimizer (Catalyst)

Calcite - Planner (RelOptPlanner)

org/apache/calcite/plan/package-infoPlan provides an optimizer interface (ie Defines interfaces for constructing rule-based optimizers of relational expressions)

Spark Engine - (Operations | Functions )

Operations are divided into transformations and actions. Transformations are pipelined function (producing the same input type), and actions trigger computation and return results. Transformation func "...

Spark Engine - Logical Plan

Logical Plan in Spark. Each data structure represents a logical plan that describes the computation required to produce the data. When an action is invoked, Spark's query optimizer optimizes the "...

Spark Engine - Physical Plan

in Spark When an action is invoked, Spark's query optimizer optimizes the logical plan and generates a physical plan for efficient execution. Articles Related Management See To explore the physic "...

Sql Engine - (Physical|Execution) Plan

A physical plan (or execution plan) is an ordered tree of physical relational operator that represent the execution a query A logical plan is also a ordered tree of relational operator but without th "...

Sql Engine - Plan

When a request is invoked, the optimizer optimizes the logical plan and generates a physical plan for efficient execution. Articles Related List