public class PushLimitThroughUnion
extends Object
implements Rule<LimitNode>

Transforms:

 - Limit
    - Union
       - relation1
       - relation2
       ..

Into:

 - Limit
    - Union
       - Limit
          - relation1
       - Limit
          - relation2
       ..

Applies to LimitNode without ties only to avoid optimizer loop.

Nested Class Summary
- Nested classes/interfaces inherited from interface io.prestosql.sql.planner.iterative.Rule
  Rule.Context, Rule.Result

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Rule.Result`	`apply(LimitNode parent, Captures captures, Rule.Context context)`
`Pattern<LimitNode>`	`getPattern()`	Returns a pattern to which plan nodes this rule applies.

Methods inherited from interface io.prestosql.sql.planner.iterative.Rule
isEnabled

Constructor Detail
- PushLimitThroughUnion
```
public PushLimitThroughUnion()
```

public Rule.Result apply(LimitNode parent,
                         Captures captures,
                         Rule.Context context)

Class PushLimitThroughUnion