UnnamedPlaceholder (Exasol SQL Statement Builder 4.3.0 API)

java.lang.Object
- com.exasol.util.AbstractTree
- - com.exasol.util.AbstractBottomUpTreeNode
  - - com.exasol.sql.expression.AbstractValueExpression
    - - com.exasol.sql.UnnamedPlaceholder

All Implemented Interfaces:

ValueExpression, TreeNode
```
public class UnnamedPlaceholder
extends AbstractValueExpression
implements ValueExpression
```
This class implements a nameless placeholder ("?") in an SQL statement

- Field Summary
  - Fields inherited from class com.exasol.util.AbstractTree
    children, parent
- Constructor Summary
  
  Constructors
  Constructor Description
  
  UnnamedPlaceholder()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  void accept(ValueExpressionVisitor visitor)
  Accept a visitor
  
  String toString()
  - Methods inherited from class com.exasol.util.AbstractBottomUpTreeNode
    addChild, getRoot, setParent
  - Methods inherited from class com.exasol.util.AbstractTree
    getChild, getChildren, getParent, isChild, isFirstSibling, isRoot, isSibling
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
  - Methods inherited from interface com.exasol.util.TreeNode
    addChild, getChild, getChildren, getParent, getRoot, isChild, isFirstSibling, isRoot, isSibling, setParent

- Constructor Detail
  - UnnamedPlaceholder
```
public UnnamedPlaceholder()
```
- Method Detail
  - accept
```
public void accept(ValueExpressionVisitor visitor)
```
    Description copied from interface: ValueExpression
    
    Accept a visitor
    
    Specified by:
    
    accept in interface ValueExpression
    
    Parameters:
    
    visitor - visitor to accept
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object