public NumericFunctionBase OverPartitionBy(params ColumnBase[] columns)
{
if (this.mWindowFunction == null)
{
this.mWindowFunction = new WindowFunction();
}
this.mWindowFunction.SetOverPartitionBy(columns);
return(this);
}
public NumericFunctionBase OrderBy(params IOrderByColumn[] orderByColumns)
{
if (this.mWindowFunction == null)
{
this.mWindowFunction = new WindowFunction();
}
this.mWindowFunction.SetOrderBy(orderByColumns);
return(this);
}
public NumericFunctionBase Over()
{
if (this.mWindowFunction == null)
{
this.mWindowFunction = new WindowFunction();
}
this.mWindowFunction.SetOverPartitionBy((ColumnBase[])null);
return(this);
}