SubstitutionVisitor.Replacement (Apache Calcite API)

java.lang.Object
- org.apache.calcite.plan.SubstitutionVisitor.Replacement

Enclosing class:

SubstitutionVisitor
```
static class SubstitutionVisitor.Replacement
extends java.lang.Object
```
Represents a replacement action: before → after.

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  (package private) MutableRel after
  
  (package private) MutableRel before
- Constructor Summary
  
  Constructors
  Constructor Description
  
  Replacement(MutableRel before, MutableRel after)
- Method Summary
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

before
```
final MutableRel before
```

after
```
final MutableRel after
```

Constructor Detail

Replacement

Replacement(MutableRel before,
            MutableRel after)