UnwrapRowSubscript (trino-main 366 API)

java.lang.Object
- io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet
- - io.trino.sql.planner.iterative.rule.UnwrapRowSubscript

```
public class UnwrapRowSubscript
extends ExpressionRewriteRuleSet
```
Transforms expressions of the form ROW(x, y)[1] to x and CAST(ROW(x, y) AS row(f1 type1, f2 type2))[1] to CAST(x AS type1)

- Nested Class Summary
  - Nested classes/interfaces inherited from class io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet
    ExpressionRewriteRuleSet.ExpressionRewriter
- Constructor Summary
  
  Constructors
  Constructor Description
  
  UnwrapRowSubscript()
- Method Summary
  - Methods inherited from class io.trino.sql.planner.iterative.rule.ExpressionRewriteRuleSet
    aggregationExpressionRewrite, filterExpressionRewrite, joinExpressionRewrite, patternRecognitionExpressionRewrite, projectExpressionRewrite, rules, valuesExpressionRewrite
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - UnwrapRowSubscript
```
public UnwrapRowSubscript()
```