| Re: problem with idl database [message #53935 is a reply to message #53766] |
Mon, 07 May 2007 18:52   |
stin.wang
Messages: 15
Registered: April 2006
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Junior Member |
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On May 2, 1:29 am, Rick Towler <rick.tow...@nomail.noaa.gov> wrote:
> As CP said, Dataminer (and IDL) don't handle unicode characters very well.
>
> One potential workaround, if you are on windows, is to use ADO+COM. But
> due to (what I think are) limitations in IDL's IDLcomIDispatch object
> you will only be able to return a single data type at a time. So if
> your queries return columns of type char, date, and number then it will
> not work efficiently. But if your queries return columns of all number
> or date or char types then it is an option.
>
> Or, probably better yet, just create a view that replicates your table
> and whose column titles are in roman characters.
>
> -Rick
>
>
>
> stin.w...@gmail.com wrote:
>> hi everyone, i have some problem with idl dababase
>
>> i am working on some meteorological data which store in a mssql
>> server.
>> so i use idldabase connect the database, then use idldbrecordset to
>> get desired table.
>
>> but something happen. because in my original table ,some record name
>> is in chinese. when i process this data , it say something like that
>
>> "
>> OBJ_NEW: Illegal tag name: 区站号.
>> Execution halted at: DRAW_DENGWEN 19 F:\源码\IDL\draw_dengwen.pro
>> $MAIN$
>
>> "
>
>> it seem like that the record name must be english. can anyone help my
>> exlain this? or find a way to solve this problem?- Hide quoted text -
>
> - Show quoted text -
Because the table is so big,(about ten millions datas),i think copy
all table is not my option. But thank all of your advice.so i use
vb.net to read database, and idl to draw picture.
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