On Wed, 18 Jan 2012 08:58:09 +0100, Jiri Cincura <disk...@cincura.net>
wrote:
> Hi *,
> 
> I have a table:
> recreate table test (
>   base numeric(15,4),
>   test1 computed by (base+base),
>   test2 computed by (cast(base+base as numeric(15,4))),
>   foo bigint,
>   bar numeric(15,4)
> );
> 
> If I run the query:
> select rf.RDB$FIELD_NAME, f.RDB$FIELD_SCALE, f.RDB$FIELD_TYPE,
> f.RDB$FIELD_SUB_TYPE
> from RDB$RELATION_FIELDS rf inner join RDB$FIELDS f on
> (rf.RDB$FIELD_SOURCE = f.RDB$FIELD_NAME)
> where rf.RDB$RELATION_NAME = 'TEST'
> it reports:
> BASE                                  -4      16      1
> TEST1                                 -4      16      0
> TEST2                                 -4      16      1
> FOO                                   0       16      0
> BAR                                   -4      16      1
> 
> Why is rdb$field_sub_type for test1 column "0"? Then it looks like
> bigint. Checking the rdb$field_scale could be a solution, but is it
> then numeric or decimal?

I'd say it is a bug. And it is also an indication that I need to revert a
change I did in Jaybird last month :(

Mark

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