/// <summary>
/// Creates a new MODE Aggregate.
/// </summary>
/// <param name="expr">Variable Expression.</param>
/// <param name="distinct">Whether a DISTINCT modifier applies.</param>
public ModeAggregate(VariableTerm expr, bool distinct)
: base(expr, distinct)
{
_varname = expr.ToString().Substring(1);
}
/// <summary>
/// Creates a new COUNT Aggregate
/// </summary>
/// <param name="expr">Variable Expression</param>
public CountAggregate(VariableTerm expr)
: base(expr)
{
this._varname = expr.ToString().Substring(1);
}
/// <summary>
/// Creates a new COUNT(DISTINCT ?x) Aggregate.
/// </summary>
/// <param name="expr">Variable Expression.</param>
public CountDistinctAggregate(VariableTerm expr)
: base(expr)
{
_varname = expr.ToString().Substring(1);
}
/// <summary>
/// Creates a new NMIN Aggregate
/// </summary>
/// <param name="expr">Variable Expression</param>
/// <param name="distinct">Whether a DISTINCT modifier applies</param>
public NumericMinAggregate(VariableTerm expr, bool distinct)
: base(expr, distinct)
{
this._varname = expr.ToString().Substring(1);
}