NegationExpression (IoTDB Server 0.14.0-preview2 API)

java.lang.Object
- org.apache.iotdb.db.mpp.plan.expression.Expression
- - org.apache.iotdb.db.mpp.plan.expression.unary.UnaryExpression
  - - org.apache.iotdb.db.mpp.plan.expression.unary.NegationExpression

public class NegationExpression
extends UnaryExpression

Field Summary
- Fields inherited from class org.apache.iotdb.db.mpp.plan.expression.unary.UnaryExpression
  expression
- Fields inherited from class org.apache.iotdb.db.mpp.plan.expression.Expression
  inputColumnIndex, isConstantOperandCache

Constructor Summary

Constructors
Constructor Description

NegationExpression(java.nio.ByteBuffer byteBuffer)

NegationExpression(Expression expression)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected Expression`	`constructExpression(Expression childExpression)`
`java.lang.String`	`getExpressionStringInternal()`	Sub-classes should override this method to provide valid string representation of this object.
`ExpressionType`	`getExpressionType()`
`org.apache.iotdb.tsfile.file.metadata.enums.TSDataType`	`inferTypes(TypeProvider typeProvider)`

Methods inherited from class org.apache.iotdb.db.mpp.plan.expression.unary.UnaryExpression
accept, bindInputLayerColumnIndexWithExpression, bindInputLayerColumnIndexWithExpression, collectPaths, concat, constructUdfExecutors, getExpression, getExpressions, isConstantOperandInternal, isMappable, isTimeSeriesGeneratingFunctionExpression, isUserDefinedAggregationFunctionExpression, removeWildcards, serialize, serialize, updateStatisticsForMemoryAssigner

Methods inherited from class org.apache.iotdb.db.mpp.plan.expression.Expression
checkInputExpressionDataType, deserialize, equals, getExpressionString, getInputColumnIndex, hashCode, isBuiltInAggregationFunctionExpression, isCompareBinaryExpression, isConstantOperand, iterator, serialize, serialize, toString

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

- Constructor Detail
  - NegationExpression
```
public NegationExpression(Expression expression)
```
  - NegationExpression
```
public NegationExpression(java.nio.ByteBuffer byteBuffer)
```
- Method Detail
  - constructExpression
```
protected Expression constructExpression(Expression childExpression)
```
    Specified by:
    
    constructExpression in class UnaryExpression
  - inferTypes
```
public org.apache.iotdb.tsfile.file.metadata.enums.TSDataType inferTypes(TypeProvider typeProvider)
                                                                  throws SemanticException
```
    Specified by:
    
    inferTypes in class Expression
    
    Throws:
    
    SemanticException
  - getExpressionStringInternal
```
public java.lang.String getExpressionStringInternal()
```
    Description copied from class: Expression
    
    Sub-classes should override this method to provide valid string representation of this object. See Expression.getExpressionString()
    
    Specified by:
    
    getExpressionStringInternal in class Expression
  - getExpressionType
```
public ExpressionType getExpressionType()
```
    Specified by:
    
    getExpressionType in class Expression