private string OperatorStr(FieldMathOperator op)
{
switch (op)
{
case FieldMathOperator.Plus:
return("+");
case FieldMathOperator.Minus:
return("-");
case FieldMathOperator.Multiply:
return("*");
case FieldMathOperator.Divide:
return("/");
case FieldMathOperator.Equal:
return("=");
case FieldMathOperator.GreaterThan:
return(">");
case FieldMathOperator.LessThan:
return("<");
case FieldMathOperator.GreaterEqualThan:
return(">=");
case FieldMathOperator.LessEqualThan:
return("<=");
case FieldMathOperator.Or:
return("OR");
case FieldMathOperator.And:
return("AND");
}
throw new NotImplementedException();
}
public SqlMathExpression(FieldType type, SqlExpression left, FieldMathOperator op, SqlExpression right) : base(type)
{
Left = left;
Right = right;
Op = op;
}