java.lang.Object
- io.prestosql.sql.tree.Node
- - io.prestosql.sql.tree.Expression
  - - io.prestosql.sql.tree.DereferenceExpression

public class DereferenceExpression
extends Expression

Constructors
Constructor	Description
`DereferenceExpression(Expression base, Identifier field)`
`DereferenceExpression(NodeLocation location, Expression base, Identifier field)`

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`<R,C> R`	`accept(AstVisitor<R,C> visitor, C context)`	Accessible for `AstVisitor`, use `AstVisitor.process(Node, Object)` instead.
`boolean`	`equals(java.lang.Object o)`
`static Expression`	`from(QualifiedName name)`
`Expression`	`getBase()`
`java.util.List<Node>`	`getChildren()`
`Identifier`	`getField()`
`static QualifiedName`	`getQualifiedName(DereferenceExpression expression)`	If this DereferenceExpression looks like a QualifiedName, return QualifiedName.
`int`	`hashCode()`

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

public DereferenceExpression(Expression base,
                             Identifier field)

public DereferenceExpression(NodeLocation location,
                             Expression base,
                             Identifier field)

getQualifiedName
```
public static QualifiedName getQualifiedName(DereferenceExpression expression)
```
If this DereferenceExpression looks like a QualifiedName, return QualifiedName. Otherwise return null

public static Expression from(QualifiedName name)

public boolean equals(java.lang.Object o)

Class DereferenceExpression