public static SqlNumber Sin(SqlNumber number)
{
return(DoubleOperation(number, System.Math.Sin));
}
public static SqlNumber Subtract(SqlNumber a, SqlNumber b) => Subtract(a, b, WiderPrecision(a, b));
public static SqlNumber Add(SqlNumber a, SqlNumber b) => Add(a, b, WiderPrecision(a, b));
public static SqlNumber TanH(SqlNumber number)
{
return(DoubleOperation(number, System.Math.Tanh));
}
public static SqlNumber Log(SqlNumber number)
{
return(DoubleOperation(number, System.Math.Log));
}
public static SqlNumber CosH(SqlNumber number)
{
return(DoubleOperation(number, System.Math.Cosh));
}
public static Field Number(NumericType type, SqlNumber value)
{
return(new Field(type, value));
}
public static SqlNumber Round(SqlNumber number)
{
return(Round(number, number.MathContext.Precision));
}
public static void TryInvalidParse(string s)
{
SqlNumber number;
Assert.False(SqlNumber.TryParse(s, out number));
}
public static Field Number(SqlNumber value)
{
return(Number(PrimitiveTypes.Numeric(), value));
}
private static int WiderPrecision(SqlNumber a, SqlNumber b)
{
return(WiderPrecision(a.Precision, b.Precision));
}
public static SqlNumber Divide(SqlNumber a, SqlNumber b) => Divide(a, b, WiderPrecision(a, b));
public static SqlObject Numeric(SqlNumber value)
{
return(new SqlObject(PrimitiveTypes.Numeric(value.Precision, value.Scale), value));
}
public int CompareTo(SqlNumber number)
{
var other = new SqlYearToMonth((int)number);
return(CompareTo(other));
}
private ISqlValue ToNumeric(SqlNumber number, SqlNumericType destType)
{
// TODO: should we make some checks here?
return(destType.NormalizeValue(number));
}
