Re: Sometimes no data from Relation to small tables

From: Juergen Saar (juerge..saar.org)
Date: Fri May 29 2009 - 08:04:23 EDT

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    2009/5/29 Andrus Adamchik <andru..bjectstyle.org>

    >
    > On May 29, 2009, at 12:07 PM, Juergen Saar wrote:
    >
    > The modeler says no dependent PK
    >> In all cases (actual 3) where this problem exists, the relation-target is
    >> a
    >> kind of enumeration.
    >> The relation points from nonPK-attribute to the PK (1 attribute) of the
    >> enumeration-Table
    >>
    >
    > Can you mark the nonPK attribute as PK in Cayenne (even though it is not),
    > and check corresponding "toDep PK" checkbox? I suspect this is where the
    > problem lies.

    Sorry ... no effect

     Especially strange: In all 3 constellation that show this problem
    > the Target-Table has less than 20 rows.
    >

    Very likely the size of the target table is pure coincidence. I can't think
    > of any logic in Cayenne that would depend on the table size.

    Yes, I know it sounds esotheric
    but in the past we had several problems round about
    the cayenne cache ... even if disabled
    some behavior pointed to the cache

    So I suggested there might be a logic in cayenne
    that puts all little tables to cache on starting cayenne

    >
    > Andrus
    >

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