AggregateDataCorr

java.lang.Object
- org.h2.expression.aggregate.AggregateData
- - org.h2.expression.aggregate.AggregateDataBinarySet
  - - org.h2.expression.aggregate.AggregateDataCorr

```
final class AggregateDataCorr
extends AggregateDataBinarySet
```
Data stored while calculating a CORR, REG_SLOPE, REG_INTERCEPT, or REGR_R2 aggregate.

Field Summary

Fields
Modifier and Type	Field	Description
`private AggregateType`	`aggregateType`
`private long`	`count`
`private double`	`m2x`
`private double`	`m2y`
`private double`	`meanX`
`private double`	`meanY`
`private double`	`sumX`
`private double`	`sumY`
`private double`	`sumYX`

Constructor Summary

Constructors
Constructor Description

AggregateDataCorr(AggregateType aggregateType)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) void`	`add(SessionLocal session, Value yValue, Value xValue)`
`(package private) Value`	`getValue(SessionLocal session)`	Get the aggregate result.

Methods inherited from class org.h2.expression.aggregate.AggregateDataBinarySet
add

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

Field Detail

aggregateType

private final AggregateType aggregateType

count
```
private long count
```

sumY
```
private double sumY
```

sumX
```
private double sumX
```

sumYX
```
private double sumYX
```

m2y
```
private double m2y
```

meanY
```
private double meanY
```

m2x
```
private double m2x
```

meanX
```
private double meanX
```

Constructor Detail

AggregateDataCorr

AggregateDataCorr(AggregateType aggregateType)

Method Detail
- add
```
void add(SessionLocal session,
         Value yValue,
         Value xValue)
```
  Specified by:
  
  add in class AggregateDataBinarySet
- getValue
```
Value getValue(SessionLocal session)
```
  Description copied from class: AggregateData
  
  Get the aggregate result.
  
  Specified by:
  
  getValue in class AggregateData
  
  Parameters:
  
  session - the session
  
  Returns:
  
  the value