public static SqlType FromValue(object value)
{
if (value is SqlNumber)
{
var number = (SqlNumber)value;
if (number.Scale == 0)
{
if (number.Precision <= 3)
{
return(PrimitiveTypes.TinyInt());
}
if (number.Precision <= 5)
{
return(PrimitiveTypes.SmallInt());
}
if (number.Precision <= 10)
{
return(PrimitiveTypes.Integer());
}
if (number.Precision <= 19)
{
return(PrimitiveTypes.BigInt());
}
}
else
{
if (number.Precision <= 8)
{
return(PrimitiveTypes.Float());
}
if (number.Precision <= 12)
{
return(PrimitiveTypes.Double());
}
return(PrimitiveTypes.Numeric(number.Precision, number.Scale));
}
}
if (value is SqlBoolean)
{
return(PrimitiveTypes.Boolean());
}
if (value is bool)
{
return(PrimitiveTypes.Boolean());
}
if (value is double)
{
return(PrimitiveTypes.Double());
}
if (value is float)
{
return(PrimitiveTypes.Float());
}
if (value is int)
{
return(PrimitiveTypes.Integer());
}
if (value is long)
{
return(PrimitiveTypes.BigInt());
}
if (value is byte)
{
return(PrimitiveTypes.TinyInt());
}
if (value is short)
{
return(PrimitiveTypes.SmallInt());
}
if (value is string)
{
return(PrimitiveTypes.String());
}
throw new NotSupportedException();
}
public static SqlObject Double(double value)
{
return(new SqlObject(PrimitiveTypes.Double(), (SqlNumber)value));
}
private static void BinaryOp(Func <SqlType, Func <ISqlValue, ISqlValue, SqlBoolean> > selector, object value1, object value2, bool expected)
{
OperatorsUtil.Binary(PrimitiveTypes.Double(), selector, value1, value2, expected);
}