This is a limitation that appears in most industrial
strength databases. It over rides the bad coding that
allows a trigger to recursively call itself forever.
- "Farnsworth, Dave"
<DFarnsworth_at_Ashleyfurniture.com> wrote:
> Thanks for the link Gints.
>
> Dave
>
> -----Original Message-----
> Sent: Thursday, June 13, 2002 9:13 AM
> To: Multiple recipients of list ORACLE-L
> exceeded
>
>
>
> I wrote something about it in my limitations page
> http://www.itsystems.lv/gints/oracle_limits.htm
>
> see No of cascading triggers = 32
> Note1:
> Someone said this number is 255. I could not find it
> in a short time in
> Oracle docs so I decided to test this limitation
> myself. I created similar
> tables table0..table300 with one number column and
> similar triggers that
> insert a value in the next table. And the result
> was...
> Error message ORA-00036: maximum number of recursive
> SQL levels (50)
> exceeded. So, as you can see the real number is 50.
> I tested it on 8.0.3, 8.1.6 and 8.1.7 with the same
> results.
> However in the real life I usually didn't need more
> than 2 or 3, so don't
> worry. And at last I found that it is O/S DEPENDENT,
> usually 32.
>
> I'm rather sure it is connected with (not good)
> coding.
>
>
> Gints Plivna
> IT Sistēmas, Merķeļa 13, LV1050 Rīga
> http://www.itsystems.lv/gints/
>
>
>
>
>
>
> "Farnsworth, Dave"
>
>
> <DFarnsworth_at_Ashleyfur
> To: Multiple recipients of list ORACLE-L
> <ORACLE-L_at_fatcity.com>
> niture.com>
> cc:
>
> Sent by:
> Subject: ORA-00036: maximum number of recursive SQL
> levels (50) exceeded
> root_at_fatcity.com
>
>
>
>
>
>
>
>
> 2002.06.13 16:28
>
>
> Please respond to
>
>
> ORACLE-L
>
>
>
>
>
>
>
>
>
>
>
>
> I got this error in my <SID>Alert log yesterday. I
> found that this usually
> has to do with triggers that keep calling itself.
> Is this "recursive SQL
> level" an internal parameter that cannot be changed?
> I do not see this in
> my init.ora. Is this error due more to coding
> error?
>
> Thanks,
>
> Dave
> --
> Please see the official ORACLE-L FAQ:
> http://www.orafaq.com
> --
> Author: Farnsworth, Dave
> INET: DFarnsworth_at_Ashleyfurniture.com
>
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> Author:
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>
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> Author: Farnsworth, Dave
> INET: DFarnsworth_at_Ashleyfurniture.com
>
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Pete Barnett
Lead Database Administrator
The Regence Group
pnbarne_at_regence.com
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--
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Author: Peter Barnett
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Received on Thu Jun 13 2002 - 10:08:27 CDT
