SqlValidatorImpl.ExtendedExpander (Apache Calcite API)

java.lang.Object
- org.apache.calcite.sql.util.SqlBasicVisitor<SqlNode>
- - org.apache.calcite.sql.util.SqlShuttle
  - - org.apache.calcite.sql.validate.SqlScopedShuttle
    - - org.apache.calcite.sql.validate.SqlValidatorImpl.Expander
      - org.apache.calcite.sql.validate.SqlValidatorImpl.ExtendedExpander

All Implemented Interfaces:

SqlVisitor<SqlNode>

Enclosing class:

SqlValidatorImpl
```
static class SqlValidatorImpl.ExtendedExpander
extends SqlValidatorImpl.Expander
```
Shuttle which walks over an expression in the GROUP BY/HAVING clause, replacing usages of aliases or ordinals with the underlying expression.

Nested Class Summary
- Nested classes/interfaces inherited from class org.apache.calcite.sql.util.SqlShuttle
  SqlShuttle.CallCopyingArgHandler
- Nested classes/interfaces inherited from class org.apache.calcite.sql.util.SqlBasicVisitor
  SqlBasicVisitor.ArgHandler<R>, SqlBasicVisitor.ArgHandlerImpl<R>

Field Summary

Fields
Modifier and Type Field Description

(package private) boolean havingExpr

(package private) SqlNode root

(package private) SqlSelect select
- Fields inherited from class org.apache.calcite.sql.validate.SqlValidatorImpl.Expander
  validator

Constructor Summary

Constructors
Constructor	Description
`ExtendedExpander(SqlValidatorImpl validator, SqlValidatorScope scope, SqlSelect select, SqlNode root, boolean havingExpr)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`SqlNode`	`visit(SqlIdentifier id)`	Visits an identifier.
`SqlNode`	`visit(SqlLiteral literal)`	Visits a literal.

Methods inherited from class org.apache.calcite.sql.validate.SqlValidatorImpl.Expander
expandDynamicStar, visitScoped

Methods inherited from class org.apache.calcite.sql.validate.SqlScopedShuttle
getScope, visit

Methods inherited from class org.apache.calcite.sql.util.SqlShuttle
visit, visit, visit, visit

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - select
```
final SqlSelect select
```
  - root
```
final SqlNode root
```
  - havingExpr
```
final boolean havingExpr
```
- Constructor Detail
  - ExtendedExpander
```
ExtendedExpander(SqlValidatorImpl validator,
                 SqlValidatorScope scope,
                 SqlSelect select,
                 SqlNode root,
                 boolean havingExpr)
```
- Method Detail
  - visit
```
public SqlNode visit(SqlIdentifier id)
```
    Description copied from interface: SqlVisitor
    
    Visits an identifier.
    
    Specified by:
    
    visit in interface SqlVisitor<SqlNode>
    
    Overrides:
    
    visit in class SqlValidatorImpl.Expander
    
    Parameters:
    
    id - identifier
    
    See Also:
    
    SqlIdentifier.accept(SqlVisitor)
  - visit
```
public SqlNode visit(SqlLiteral literal)
```
    Description copied from interface: SqlVisitor
    
    Visits a literal.
    
    Specified by:
    
    visit in interface SqlVisitor<SqlNode>
    
    Overrides:
    
    visit in class SqlShuttle
    
    Parameters:
    
    literal - Literal
    
    See Also:
    
    SqlLiteral.accept(SqlVisitor)