I don't think the change you've sent me actually does anything to the
functionality of the code...???

----- Original Message -----
From: "Sudhir Bhojwani" <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Thursday, July 11, 2002 7:56 PM
Subject: Re: [castor-dev] CALL SQL and One to Many relationships problem


> There seem to be some problem with StoredProcedure stuff in
> SQLEngine. Following change in SQLEngine.java helped...
>
>
>
> -----Original Message-----
> From: Bruce Snyder [mailto:[EMAIL PROTECTED]]
> Sent: Thursday, July 11, 2002 8:47 AM
> To: [EMAIL PROTECTED]
> Subject: Re: [castor-dev] CALL SQL and One to Many relationships problem
>
>
> This one time, at band camp, Brett Cherrington said:
>
> Brett,
>
> Please see my comments inline.
>
> BC><class name="myObject" identity="id">
> BC>
> BC><description></description>
> BC>
> BC><map-to table="dev.object" />
> BC>
> BC>
> BC><field name="a" type="string" >
> BC>
> BC><sql name="a" type="varchar"/>
> BC>
> BC></field>
> BC>
> BC>
> BC><field name="b" type="string" >
> BC>
> BC><sql name="b" type="varchar"/>
> BC>
> BC></field>
> BC>
> BC>
> BC><field name="c" type="cObject" collection="collection" lazy="true"
> required="false">
> BC>
> BC><sql many-key="mid"/>
> BC>
> BC></field>
> ...
> BC></class>
> BC>
> BC>I am then using the following OQL to query for the objects
> BC>
> BC>CALL SQL SELECT id, a, b FROM dev.object AS myObject
>
> The CALL SQL requires that the select statement list fields in the order
> in which they appear in the mapping descriptor. The mapping descriptor
> posted above does not include the id field other than noting that it is
> the identity. There is no separate <field> element.
>
> BC>I expected this to return me the objects but without the cObjects (as I
> havn't done the INNER JOIN)...??? Is this correct...?
>
> This should be what is returned.
>
> BC>However, first of all I get a NullPointerException in createCall in
> SQLEngine because I havn't provided a sql name attribute for the many
object
> in my myObject class....I have done a quick fix for this but it leads to
> another problem.....In SQLTypes it appears to still try and populate the
> many fields in getObject() so fails with a SQLException: Invalid column
> index....
>
> This seems odd. Are you relations bi-directional? Can you post the full
> stack trace?
>
> Bruce
> --
> perl -e 'print
> unpack("u30","<0G)U8V4\@4VYY9&5R\"F9E<G)E=\$\!F<FEI+F-O;0\`\`");'
>
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>

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