org.objectweb.medor.filter.lib
Class Sum
- AggregateOperator, UnaryOperator
Sum aggregate function.
Sum applies to :
- a FieldOperand, which is part of a NestedField.
- a Collection of values (TupleCollection), specifying which Field
is to be aggregated
- a Collection of values (Java Collection)
- Alexandre Lefebvre
Sum(Expression e)
|
Sum(Expression e, boolean distinct)
|
Sum
public Sum(Expression e)
Sum
public Sum(Expression e,
boolean distinct)
compileExpression
public Operand compileExpression()
throws ExpressionException,
MalformedExpressionException
evaluate
public org.objectweb.medor.expression.api.Operand evaluate(ParameterOperand[] pos,
Object o)
throws ExpressionException
getOperatorString
public String getOperatorString()