David Parker dparker
Tue Nov 9 22:34:01 PST 2004
sigh...no, no triggers on the table that I can see, and I'm %100 sure
I'm not telling slonik to ignore any, but seems like it has to be
something like that. Would a trigger firing show up in the server log?

Thanks.

- DAP 

>-----Original Message-----
>From: Jan Wieck [mailto:JanWieck at Yahoo.com] 
>Sent: Tuesday, November 09, 2004 5:02 PM
>To: David Parker
>Cc: Darcy Buskermolen; slony1-general at gborg.postgresql.org
>Subject: Re: [Slony1-general] losing data on initial enable 
>subscribtion
>
>On 11/9/2004 2:43 PM, David Parker wrote:
>
>> You mentioned that a similar problem was seen on HP, but 
>that the problem seemed to go away. Do you recall if the 
>tables involved had constraints, as my problem table does? I'm 
>probably grasping at straws, but I can't find any other 
>differences with the other tables that are actually working OK.
>> 
>> Is there another level of debugging I can turn on in the 
>server? If somehow a constraint cascade delete were firing, 
>would it show up in the server log?
>> 
>
>As per the slon log, it actually shovels 218 bytes of data 
>from copy to copy ... could it be that you have a trigger on 
>that table which is told to be ignored (store trigger) and 
>that then suppresses the actual insert by returning NULL? 
>Grasping straws too ;-)
>
>
>Jan
>
>> Thanks.
>> 
>> - DAP
>> 
>>>-----Original Message-----
>>>From: David Parker
>>>Sent: Monday, November 08, 2004 7:17 PM
>>>To: 'Darcy Buskermolen'; slony1-general at gborg.postgresql.org
>>>Subject: RE: [Slony1-general] losing data on initial enable 
>>>subscribtion
>>>
>>>Sorry, I should have provided that info:
>>>
>>>Solaris 9/intel
>>>postgres 7.4.5
>>>slony 1.0.2
>>>
>>>same configuration on both sides.
>>>
>>>Thanks.
>>>
>>>- DAP
>>>
>>>>-----Original Message-----
>>>>From: slony1-general-bounces at gborg.postgresql.org
>>>>[mailto:slony1-general-bounces at gborg.postgresql.org] On
>>>Behalf Of Darcy
>>>>Buskermolen
>>>>Sent: Monday, November 08, 2004 6:49 PM
>>>>To: slony1-general at gborg.postgresql.org
>>>>Subject: Re: [Slony1-general] losing data on initial enable 
>>>>subscribtion
>>>>
>>>>On November 8, 2004 03:28 pm, David Parker wrote:
>>>>> I am having a problem where the initial copy of data into 
>a "slave" 
>>>>> table seems to be getting lost. I have a table called 
>"schema", and 
>>>>> our application database gets installed with 2 records in
>>>>this table. 
>>>>> I see the copy happening in the log, but when I look at the slave 
>>>>> table after the subscription is done, it's empty.
>>>>>
>>>>> I have a couple of other pre-populated tables like this, but
>>>>they are
>>>>> not exhibiting the same behavior. The difference is that the
>>>>"schema" 
>>>>> table has FK constraints pointing at it, and the other
>>>>tables do not. 
>>>>> At the point when I am configuring replication, none of 
>the tables 
>>>>> with FKs pointing to "schema" table have any data in them,
>>>>and I have
>>>>> further verified that these constraints are defined "NO
>>>>ACTION" on delete/update.
>>>>>
>>>>> I have included what I think are the relevant portions of 
>the slony 
>>>>> log and the server log (-d 5). The server log shows the
>>>>"analyze" done
>>>>> by slon showing 2 records, which is what I expect to see. 
>>>>I've looked
>>>>> elsewhere in the server log and don't see evidence (a constraint 
>>>>> cascade or something) of a subsequent delete happening on 
>the table.
>>>>>
>>>>> Any ideas for further places to look would be a great help.
>>>>
>>>>Some background information would be usefull namely:
>>>>Origin Database version
>>>>		OS version/distro
>>>>		Hardware type
>>>>		Slon Version
>>>>		Slony Schema version
>>>>
>>>>Subscriber Datablase version
>>>>		OS version/distro
>>>>		Hardware type
>>>>		Slon version
>>>>		Slony Schema version
>>>>
>>>>I ask this because there were reports of something simular 
>to this on 
>>>>HP's
>>>>Tru64 testdrive platform and when we went to debug it in depth the 
>>>>errors went away.
>>>>
>>>>
>>>>>
>>>>>
>>>>> slon log:
>>>>> 
>>>>>==============================================================
>>>>=========
>>>>>==== ========================= DEBUG2 remoteWorkerThread_1: 
>>>>copy table
>>>>>public.schema
>>>>> DEBUG3 remoteWorkerThread_1: table public.schema does not require 
>>>>>Slony-I  serial key DEBUG2 remoteWorkerThread_1: 218 bytes
>>>copied for
>>>>>table  public.schema DEBUG2 remoteWorkerThread_1: 0.471
>>>>seconds to copy
>>>>>table  public.schema
>>>>>==============================================================
>>>>=========
>>>>>====
>>>>>=========================
>>>>>
>>>>> server log:
>>>>> 
>>>>>==============================================================
>>>>=========
>>>>>==== ========================= DEBUG:  StartTransactionCommand
>>>>> LOG:  statement: delete from public.schema; copy 
>public.schema from 
>>>>>stdin;
>>>>> DEBUG:  parse tree:
>>>>> DETAIL:  {QUERY :commandType 4 :querySource 0 :canSetTag true 
>>>>>:utilityStmt  <>
>>>>>
>>>>> 	:resultRelation 1 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable ({RTE
>>>>> 	:alias <> :eref {ALIAS :aliasname schema :colnames
>>>>("dbid" "tuid"
>>>>>
>>>>> 	"foundryversion" "name" "description" "objecttype" 
>>>>"generic" "state"
>>>>> "visible" "schematype" "namespace" "content")} :rtekind 0
>>>>:relid 17626
>>>>> :inh true
>>>>>
>>>>> 	:inFromCl false :checkForRead false :checkForWrite true
>>>>:checkAsUser 0})
>>>>> 	:jointree {FROMEXPR :fromlist ({RANGETBLREF :rtindex
>>>>1}) :quals <>}
>>>>> 	: :rowMarks
>>>>>
>>>>> 	() :targetList <> :groupClause <> :havingQual <>
>>>>:distinctClause <>
>>>>>
>>>>> 	:sortClause <> :limitOffset <> :limitCount <> :setOperations <>
>>>>> 	:resultRelations ()}
>>>>>
>>>>> DEBUG:  rewritten parse tree:
>>>>> DETAIL:  ({QUERY :commandType 4 :querySource 0 :canSetTag true 
>>>>> :utilityStmt <>
>>>>>
>>>>> 	:resultRelation 1 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable ({RTE
>>>>> 	:alias <> :eref {ALIAS :aliasname schema :colnames
>>>>("dbid" "tuid"
>>>>>
>>>>> 	"foundryversion" "name" "description" "objecttype" 
>>>>"generic" "state"
>>>>> "visible" "schematype" "namespace" "content")} :rtekind 0
>>>>:relid 17626
>>>>> :inh true
>>>>>
>>>>> 	:inFromCl false :checkForRead false :checkForWrite true
>>>>:checkAsUser 0})
>>>>> 	:jointree {FROMEXPR :fromlist ({RANGETBLREF :rtindex
>>>>1}) :quals <>}
>>>>> 	: :rowMarks
>>>>>
>>>>> 	() :targetList <> :groupClause <> :havingQual <>
>>>>:distinctClause <>
>>>>>
>>>>> 	:sortClause <> :limitOffset <> :limitCount <> :setOperations <>
>>>>> 	:resultRelations ()})
>>>>>
>>>>> DEBUG:  plan:
>>>>> DETAIL:  {SEQSCAN :startup_cost 0.00 :total_cost 1.02 
>:plan_rows 2 
>>>>> :plan_width 6
>>>>>
>>>>> 	:targetlist ({TARGETENTRY :resdom {RESDOM :resno 1
>>>>:restype 27 :restypmod
>>>>> 	: -1 resname ctid :ressortgroupref 0 :resorigtbl 0
>>>>:resorigcol 0 :resjunk
>>>>> 	: true} expr {VAR :varno 1 :varattno -1 :vartype 27
>>>>:vartypmod -1
>>>>> 	: :varlevelsup 0 varnoold 1 :varoattno -1}}) :qual <>
>>>>:lefttree <>
>>>>> 	: :righttree <> :initPlan <> extParam () :allParam ()
>>>>:nParamExec 0
>>>>> 	: :scanrelid 1}
>>>>>
>>>>> DEBUG:  ProcessQuery
>>>>> DEBUG:  parse tree:
>>>>> DETAIL:  {QUERY :commandType 5 :querySource 0 :canSetTag true 
>>>>> :utilityStmt ?
>>>>>
>>>>> 	:resultRelation 0 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable <>
>>>>> 	:jointree <> :rowMarks () :targetList <> :groupClause
>>>><> :havingQual <>
>>>>> 	:distinctClause <> :sortClause <> :limitOffset <> :limitCount <>
>>>>> 	:setOperations <> :resultRelations ()}
>>>>>
>>>>> DEBUG:  rewritten parse tree:
>>>>> DETAIL:  ({QUERY :commandType 5 :querySource 0 :canSetTag true 
>>>>> :utilityStmt ?
>>>>>
>>>>> 	:resultRelation 0 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable <>
>>>>> 	:jointree <> :rowMarks () :targetList <> :groupClause
>>>><> :havingQual <>
>>>>> 	:distinctClause <> :sortClause <> :limitOffset <> :limitCount <>
>>>>> 	:setOperations <> :resultRelations ()})
>>>>>
>>>>> DEBUG:  ProcessUtility
>>>>> DEBUG:  find_in_dynamic_libpath: trying
>>>>> 
>>>>"/home/dparker/install/ed9i04/tazz/postgresql/lib/slony1_funcs"
>>>> CONTEXT:
>>>>> COPY schema, line 1: "1	
>>>>THISISTHEMOTHEROFALLSCHEMASRIGHT	1.0	XSD	Fake
>>>>> schema representing the xsd: schema	schema	f	\N	
>>>>t	\N..." DEBUG: 
>>>>> find_in_dynamic_libpath: trying
>>>>> "/home/dparker/install/ed9i04/tazz/lib/slony1_funcs" 
>>>>CONTEXT:  COPY schema,
>>>>> line 1: "1	THISISTHEMOTHEROFALLSCHEMASRIGHT	1.0	
>>>>XSD	Fake schema
>>>>> representing the xsd: schema	schema	f	\N	t	
>>>>\N..." DEBUG: 
>>>>> find_in_dynamic_libpath: trying
>>>>> 
>>>>"/home/dparker/install/ed9i04/tazz/postgresql/lib/slony1_funcs.
>>>>so" CONTEXT:
>>>>>  COPY schema, line 1: "1	
>>>>THISISTHEMOTHEROFALLSCHEMASRIGHT	1.0	XSD	Fake
>>>>> schema representing the xsd: schema	schema	f	\N	
>>>>t	\N..." DEBUG: 
>>>>> CommitTransactionCommand
>>>>> DEBUG:  StartTransactionCommand
>>>>> LOG:  statement: analyze public.schema;
>>>>> DEBUG:  parse tree:
>>>>> DETAIL:  {QUERY :commandType 5 :querySource 0 :canSetTag true 
>>>>> :utilityStmt ?
>>>>>
>>>>> 	:resultRelation 0 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable <>
>>>>> 	:jointree <> :rowMarks () :targetList <> :groupClause
>>>><> :havingQual <>
>>>>> 	:distinctClause <> :sortClause <> :limitOffset <> :limitCount <>
>>>>> 	:setOperations <> :resultRelations ()}
>>>>>
>>>>> DEBUG:  rewritten parse tree:
>>>>> DETAIL:  ({QUERY :commandType 5 :querySource 0 :canSetTag true 
>>>>> :utilityStmt ?
>>>>>
>>>>> 	:resultRelation 0 :into <> :hasAggs false :hasSubLinks
>>>>false :rtable <>
>>>>> 	:jointree <> :rowMarks () :targetList <> :groupClause
>>>><> :havingQual <>
>>>>> 	:distinctClause <> :sortClause <> :limitOffset <> :limitCount <>
>>>>> 	:setOperations <> :resultRelations ()})
>>>>>
>>>>> DEBUG:  ProcessUtility
>>>>> DEBUG:  analyzing "public.schema"
>>>>> DEBUG:  "schema": 1 pages, 2 rows sampled, 2 estimated total rows
>>>>> DEBUG:  CommitTransactionCommand
>>>>> 
>>>>>==============================================================
>>>>=========
>>>>>====
>>>>>=========================
>>>>>
>>>>>
>>>>> - DAP
>>>>> 
>>>>---------------------------------------------------------------
>>>>------------
>>>>>------- David Parker    Tazz Networks    (401) 709-5130
>>>>>  
>>>>> _______________________________________________
>>>>> Slony1-general mailing list
>>>>> Slony1-general at gborg.postgresql.org
>>>>> http://gborg.postgresql.org/mailman/listinfo/slony1-general
>>>>
>>>>--
>>>>Darcy Buskermolen
>>>>Wavefire Technologies Corp.
>>>>ph: 250.717.0200
>>>>fx:  250.763.1759
>>>>http://www.wavefire.com
>>>>_______________________________________________
>>>>Slony1-general mailing list
>>>>Slony1-general at gborg.postgresql.org
>>>>http://gborg.postgresql.org/mailman/listinfo/slony1-general
>>>>
>> _______________________________________________
>> Slony1-general mailing list
>> Slony1-general at gborg.postgresql.org
>> http://gborg.postgresql.org/mailman/listinfo/slony1-general
>
>
>--
>#==============================================================
>========#
># It's easier to get forgiveness for being wrong than for 
>being right. #
># Let's break this rule - forgive me.                          
>        #
>#================================================== 
>JanWieck at Yahoo.com #
>


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