Re: Can't find a relation in pg_class

On 11/15/2018 12:56 PM, Tom Lane wrote:
> Ron <ronljohnsonjr@gmail.com> writes:
>> 10.143.169.100(38184) TAP TAPb 14310 PARSE waiting [unknown] 00000
>>          LOG:  process 14310 still waiting for AccessShareLock
>>          on relation *767445914* of database *767442254* after 1000.389 ms at
>> character 39
>> We found this in the log file, so went looking for what relation 767445914
>> is, but don't see it in the pg_class table.  Am I doing something wrong?
> This message would be citing relation OID not relfilenode, I believe.

In what table?

> Another possibility is that you can't see the row because it's either
> uncommitted (new table) or committed dead (just-deleted table).  But
> it's not real clear how there could be a lock conflict in such cases.

That's what puzzles us.  (It's part of a huge transaction which drops old 
bits of partitoned tables and then adds new bits.  It worked flawlessly in 
8.4 but not in 9.6.)


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