Edson Carlos Ericksson Richter wrote:
I solved my problem not using derby :(
Appear the list is more interested in voting logos, than solving critical bugs.

Your frustration is understandable -- it must have seemed like Derby was doing nothing else today but looking at logos.

I suspect the real reason for silence on the issue you posted was nobody immediately recognized the problem given the information provided. The turnaround for a given problem often depends on if someone has encountered it or something similar before.

Did you try running the same query in ij? and did it get the same error?

regards,

 -jean



Richter


Edson Carlos Ericksson Richter escreveu:

the error message is:

select count(*) from TB_BIBLIO_AUTORIZACAO: Exception "java.lang.ClassCastException: org.apache.derby.impl.sql.execute.CountAggregator' was emited evaluating expression.

The table TB_BIBLIO_AUTORIZACAO has 8 records, with 3 columns (one integer, 2 varchar). There are no null values on contents.

I recently upgraded derby to 10.1.2.1 (from 10.1.1). I tried to "downgrade" to 10.1.1, but gives same error. The app is being developed under Apache Tomcat 5.5.9, and derby libraries are under $JAKARTA/commons/lib. Other queries (for authentication, as example) are working fine.

I'll appreciate any help.



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