Listers,
I have a table of 125M rows (not partitioned) which I am
exporting. I want to break the export into 4 dmp
files using the query command on the pk column.
I am looking at how the best way of finding the values of
the PK (number) which are at 25%, 50% and 75% ish for
the table
://www.orafaq.net
--
Author: John Hallas
INET: [EMAIL PROTECTED]
Fat City Network Services-- 858-538-5051 http://www.fatcity.com
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-
To REMOVE yourself from
You can upgrade the 816 catalog to be 817 compliant with the command
RMAN upgrade catalog
You need to be connected to an 8.1.7 target first to do this. It effectively
recreates two packages
DBMS_RCVMAN and DBMS_RCVCAT
John
-Original Message-
Sent: 20 November 2002 16:39
To: Multiple
Banarasi
Are you using the Standard Edition of 8i, if so then tts is not available.
You need the Enterprise edition
HTH
John
-Original Message-
Sent: 19 November 2002 13:18
To: Multiple recipients of list ORACLE-L
Hi gurus please help me!!
I was using ORACLE 8.1.7 on window NT 4.0
Dick
V$session_longops has a column elapsed_seconds and a sid column
HTH
John
-Original Message-
Sent: 15 November 2002 18:59
To: Multiple recipients of list ORACLE-L
Quick question, Does anyone know of a location in the V$ tables where the
elapsed time of the current query is
Patrice,
I wrote the enclosed awk script to check the listener log and count the
number of connections from each target.
I am sure it could be adapted to suit your needs
The first few line of output looks like
Service :Host :User :tcp:ip address :No of Connections
Rahul,
I believe there is an O/S maximum setting of this parameter to be 64K (this
covers AIX and HP and and may affect others)
This fits in with your finding so I am sure it is correct
John
-Original Message-
Sent: 12 November 2002 09:11
To: Multiple recipients of list ORACLE-L
list
Hello Nirmal,
The FILLER command is available in sqlloader to allow you to miss a field
out
something like
LOAD
(field 1 ...
field2 ...
dum_rec FILLER,
field3
)
may work but I am not sure that this will work in 7.3 of Oracle as I think
FILLER came out in 8.0x
However an easy way ( I was going
In response to a post on data purging Tim Gorman wrote some on SAN-based
disk, some on NAS-based storage.
Can someone please explain the differences between these technologies
please.
My understanding that a SAN is a group of disks which are available on a
network and are not 'owned' by a
Hey Dennis,
Mark Leith is the only person on this list allowed to mention 3rd party
products.
I am sure he bought the franchise from Jared :)
John
-Original Message-
Sent: 06 November 2002 14:15
To: Multiple recipients of list ORACLE-L
Prem - You are receiving some excellent advice
Just bought Oracle Press 9i New Features by the illustrious Robert Freeman.
Seems good and I have also seen another Oracle Press Book 9i New Features
Exam Guide by Daniel Benjamin. This follows the Corioulus format of a
chapter and questions and a big test at the end.
The worrying thing about
Don't know the exact circumstances but the following note from Metalink
(1014091.102) may be appropriate
However the best way to learn anything is to ask the senior DBA what he
meant. An explanation from him may include looking at the alert log and the
scripts that were used. That is more than
Denham,
I have just passed my 8i upgrade exam and added some notes to a page about
getting OCP certification.
It can be accessed on http://www.hcresources.co.uk/ocp.htm
http://www.hcresources.co.uk/ocp.htm
Hope you find it interesting
John
-Original Message-
Sent: 05 November 2002
Ray,
I think you need to check DBA_2PC_PENDING on both the local and remote
database to see if anything is still in there.
That gives the osuser, terminal and host name so you may be able to get
something from that.
Of course if there is nothing in that table then the transaction has been
rolled
One of the best sources of information is a white paper by Lawrence To
called Graceful Switchover and Switchback for Standby Databases
(Metalink note 90817.1)
Another one under the White papers sectiopn is note 91570.1 but I have not
looked at that
John
-Original Message-
Sent: 29
No specific way of deleting selected multiple objects as far as I am aware.
You could drop a tablespace including contents if you wanted to delete all
objects in that tablespace or you can drop user cascade.
The best bet is to create some dynamic sql to just create a script
Something like the
Thanks for your contributions on this Tim (and on everything else you
respond to).
These little tips of how to analyze statspack reports properly all add up
and whilst I did look at the report and I did glean some of you what
suggested I certainly did not pick up all that you spotted
John
I think you are correct Charlie,
In 8i statistics can be collected when you are creating or altering an
index. You must use compute statistics (estimate is not an option).
You can rebuild an index and compute statistics, however you cannot do it
using the online keyword
John
-Original
For Oracle Partners the code OPP is supposed to give 35% discount.
It worked for me with no questions asked
John
-Original Message-
Sent: 16 October 2002 22:26
To: Multiple recipients of list ORACLE-L
Hello List,
Code OTN 20 gives 20% discount. Somebody posted a code for 30% discount
There has been much discussion regarding single or multiple
listeners and there seems to be a split between those who advocate one method
over the other.
I am currently working at a site with a large number of systems/databases.
They are well organised and one of the standards that is
Private ones have to be specified in the init.ora file as well
John
-Original Message-
Sent: 17 October 2002 17:10
To: Multiple recipients of list ORACLE-L
Can't remember where I copied this from, but I believe it came from
metalink. I don't have a version associated with it, so
Marul,
These are 2 different utilities with 2 different functions and end results
Analyze schema with compute looks at all the indexes in that schema , reads
every block and produces statistics which the cost based optimiser can use
to determine the best execution path
Rebuilding an index can
Have you tried execute sys.dbms_ijob.remove(xx);
An undocumented provedure that I picked up on from this list a few weeks ago
John
-Original Message-
Sent: 16 October 2002 17:04
To: Multiple recipients of list ORACLE-L
DBA_JOBS shows that there is job associated with phantom refresh
Jared,
You should feel upset as well as flattered. In my view you have a strong
case against Oracle for some form of compensation, as a minimum you should
be credited in the article.
Whether you can win against a big corporation is another matter of course.
I and many others can confirm that the
Santosh.
Putting a subject on your e-mails is useful to everyone
I suggest you look at sqlloader. There are some good pages on the FAQ
associated with this site
http://www.orafaq.com http://www.orafaq.com
HTH
John
-Original Message-
Sent: 10 October 2002 11:59
To: Multiple
Sean,
The role sysoper is already provided
Details are
There are two main administrative privileges in Oracle: SYSOPER and SYSDBA
These are special privileges as they allow access to a database instance
even when it is not running and so control of these privileges is totally
outside of the
Thanks for your script. The whole site is an excellent resource.
Thanks Tim,
I have run your script and also run a query against statistic 15 and 20 from
v$sessstat
(max UGA and PGA memory used )
SQL
SQL select name,statistic#,sum(value/1024/1024) Curr Mb
2 from v$sesstat a, v$database c
Thanks for the help Igor but I have managed to work that bit out for myself.
I did think that the posting was reasonably comprehensive and I also
mentioned what the 2 statistics were used for.
Perhaps the only thing I did not mention was that these specific queries are
running against an 8.1.7.3
I posted the note below a few weeks ago, hope it helps
John
Listers,
Here is a little summary of commands to identify the bit version of an o/s
and 2 methods of identifying whether a database is a 32 bit or 64 bit
installation
Operating System
Compaq Tru 64 - will be 64 bit
HP-UX
I know this has been discussed before and I have monitored the discussions
but I am not sure that I have seen a clear summary
and set of conclusions.
I am trying to identify how much memory is used by the instance and all
connections.
I can show sga to give a total memory of the base instance
The controlfile gets backed up automatically when you do a RMAN full backup.
I have been having a debate this morning regarding a situation where we do
weekly full backups using RMAN and and a daily RMAN archivelog all delete
input.
I contend we should do a archivelog all delete input INCLUDING
I have raised this before and never seen a good explanation.
It is very frustrating to see a reply to a post prior to the post appearing.
What is even more frustrating is when you hit the send button and realise
you have made a mistake or mistyped something.
There is no way of withdrawing it and
Paula,
Your experience sounds very similar to mine which I documented on
http://www.hcresources.co.uk/ocp.htm http://www.hcresources.co.uk/ocp.htm
. I used the Exam Cram series and was very happy with them.
I am booked for the 8i upgrade next week but despite using 8i for however
long it has been
We tend to use multiples of 1Gb and add 1 Mb to the file so that we get
2001, 10001 Mb etc
Solaris 2.8
LMT uniform extents range from 64K to 20Mb
John
-Original Message-
Sent: 25 September 2002 19:44
To: Multiple recipients of list ORACLE-L
We created two datafiles of 16GB+64K all
Yes, 10Gb datafiles.
I think we have a 35Gb datafile somewhere but I have not looked at that
database myself
John
-Original Message-
Sent: 26 September 2002 12:03
To: Multiple recipients of list ORACLE-L
10001Mb?
the uniform extent sizes map to what I'll be using as well. good to
Tim,
I cannot speak for the 35Gb datafile which is a one-off but for the systems
where we have
datafiles files 4Gb we invariably use EDM to break a mirror and then
RMAN proxy against that.
The mirror is then kept off-line until we are ready to do the next backup.
At that point the mirror is
Hemant wrote
Therefore, to reduce the contention for the hot blocks, I decide
to have only 1 row in each block. Normally, with a *NEW* table,
PCTFRE 99 and PCTUSED 1 would ensure that I have only 1 row per block.
But if I have a large number of blocks in a few extents created when
PCTFREE was
Managing patches with Oracle Applications is always a difficult task.
The various sites I have worked on seem to have the same general policy
1)Do not apply a patch unless absolutely necessary. A lot depends on the
type of patch, ie a simple fix is different from a big patch that can have
No, it is not retrospective.
You are setting parameters to be used when the next extent is created.
A better example is when setting next extent size to be different than the
existing extent size (dictionary managed tablespaces only).
It does not alter all the existing extents it only works on
Ron,
Is it normal for your system manger to suspend Oracle processes?
John
-Original Message-
Sent: 23 September 2002 20:24
To: Multiple recipients of list ORACLE-L
List,
I have a new server that I installed Oracle 8.1.7.3 with partitions
and LMT. Some of the tables are quite large(
I assume it is when penalty payments come into play when SLA targets are not
met.
Therefore payments for provision and support of an Oracle database are
rebated
John
-Original Message-
Sent: 24 September 2002 14:03
To: Multiple recipients of list ORACLE-L
What is a rebatable SLA?
Well I was sure about it until you had the temerity to question me :)
I think we agree on extents sizes not being changed after the event so it is
now a discussion on whether changes to a pctfree/pctused are retrospective.
I contend that if a table is fully loaded upto its pctfree/pctused limits
David,
Have you got autoextend on the datafiles?.
Are you sure the datafiles are growing and it is not that somebody has
placed an export dmp file there
(just guessing that from the name of the filesystem!!)
I am not sure what you when when you say you have datafiles saved there?.
Are they the
I have just tried using www.oraperf.com again after about a year since the
last time.
The output both in terms of formatting, readability and comment are much
improved on what was already a valuable resource
Well done Anjo
2 questions that the list (or even Anjo) may be able to answer for me
The installer in 8.1.7.0 goes into the oui (Oracle Installer directory)
If I go to $ORACLE_BASE (which contains directories for my various
installations 8.0.6, 8.1.7.4 etc) there is a directory called OraInventory
that contains a file called oui.loc. Cat that file and a variable INSTLOC
tells
Grant,
I agree with Lewis, things are tight here. Very hard to find work and you
have to compete hard on rate to have a chance.
You have to work as a ltd company - does not cost much to set up , or use an
umbrella company.
I would recommend joing the Professional Contractors Group
Within sqlplus desc v$session and look for the definition of saddr (if
raw(4) then 32 bit else if raw(8) 64 bit)
John Hallas
Office: ( 016356 ) 77929
[EMAIL PROTECTED]
--
Please see the official ORACLE-L FAQ: http://www.orafaq.com
--
Author:
INET: [EMAIL PROTECTED]
Fat City Network Services
I have been looking at LMT recently
I created a 10001M datafile at 8K block size for a 64K locally managed
extents
Noticed from dba_free_space that the largest contiguous free space was 3968M
Dumped the file header and got the same results as Paul / Jeremiah but I did
note that
for a 8k block
Helmut,
Check out the newname command that can be used when duplicating a database
set newname for datafile 1 TO '$ORACLE_HOME/dbs/newdb_data_01.f';
set newname for datafile 2 TO '$ORACLE_HOME/dbs/newdb_data_02.f';
set newname for datafile 3 TO '$ORACLE_HOME/dbs/newdb_data_11.f';
Scott,
I don't understand I have tried to capture a
session, but I need to get a repository up to look at the trace that was
generated.
No mention of Oracle versions or even O/S levels but I am sure you have
Statspack available which should give you a good start.
So have an overall view of
And is it needed?. I am sure I have set up odbc connections between Oracle
8i databases on Unix and Access/Excel and I have never heard of
Heterogeneous Services before
-Original Message-
Sent: 31 July 2002 13:24
To: Multiple recipients of list ORACLE-L
I did a bit of research on
Well I would not like to get stuck in a corner with you at a party Eric
I thought it was a good light-hearted read but I am very superficial (on the
surface of course)
John
-Original Message-
Sent: 31 July 2002 10:53
To: Multiple recipients of list ORACLE-L
insipid, boring, devoid of
Not very elegant but it works
create table test (a varchar2(30));
SQL insert into test values
2 ('comma'||chr(44)||'squote'||chr(34)||'dquote'||chr(39))
3 /
1 row created.
SQL select * from test;
A
comma,squotedquote'
select
See Oracle SQ Loader - The definitive guide by Jonathan Gennick
Amazon URL is
http://www.amazon.com/exec/obidos/ASIN/1565929489/qid%3D1028034789/sr%3D11-1
/ref%3Dsr%5F11%5F1/104-2680480-7921519#product-details
Also there is a good review (and examples) by a member of this list -
Stephen Andert
John,
I have been discussing this with a colleague and our question is - what are
you hoping to achieve?
If you are using a spfileSID.ora file then that will be used every time you
startup so in what circumstances would you use the pfile?
PS one suggestion re the problem creating the trigger is
Rich,
There was a definite bug with online index creates in 8.1.7.1. I think it
was fixed in 8.1.7.3 but I am sure it is OK in 8.1.7.4
John
-Original Message-
Sent: 29 July 2002 16:29
To: Multiple recipients of list ORACLE-L
Hi all,
Has anyone experienced problems using the ONLINE
A similar question was asked a while ago and I kept the answer as I thought
it might be useful
The following PL/SQL snippet should demonstrate a way to do what you want
set serveroutput on 100
Declare
sn varchar2(2000);
cursor c_devices is
select name from ashoke;
Begin
for
Well you started off in the best position for a DBA Martin,
looking down on the rest of them :)
John
-Original Message-
Sent: 25 July 2002 14:04
To: Multiple recipients of list ORACLE-L
In my case, I was invited to a meeting attended by 6 people. The meeting
room had 5 chairs. When
Referring to the last answer about getting a coffee I don't actually think
that is a bad answer!!
If he meant I will not rush in and do something rash, rather I will plan
what I am going to do and check the book to make sure that I am correct
then I think that is a perfectly acceptable approach.
Surely in your case that is all hypothetical isn't it Lee :)
-Original Message-
Sent: 18 July 2002 14:49
To: Multiple recipients of list ORACLE-L
Caveat Emptor my friend.
I would have never have sent either money or educational qualifications
(esp. originals) either domestically or
Yes, that tend to do that with the less experienced, I think they call it
hand holding :)
-Original Message-
Sent: 10 July 2002 01:08
To: Multiple recipients of list ORACLE-L
oh yea they call me everytime i download something.
joe
Jonathan Gennick wrote:
Last week I downloaded
If you have a proper OFA setup then the problem is not to big.
The syntax is
db_file_name_convert=('/vobs/oracle/dbs','/fs2/oracle/stdby')
log_file_name_convert=('/vobs/oracle/dbs','/fs2/oracle/stdby')
where you are changing files that are in /vobs/oracle/dbs on prod to
/fs2/oracle/stdby/ on
OPP gets you 35% discount (state member of OTN)
John
-Original Message-
Sent: 05 July 2002 16:13
To: Multiple recipients of list ORACLE-L
Anybody knows of a current magic code for a discount on OCP exams. I am
particularly looking into the 8i DBA upgrade if this does matter.
Thanks.
David,
I recall that there is a limit (42 characters?) on the name of the
dictionary file.
2 ways round it. Create the file in the top level ie /export/dict.ora or
create a symbolic link with a shorter name.
I have a page on my web site which mentions this problem
(www.hcresources.co.uk).
Try the following which will give the number of line in the file
cat filename | wc -l
HTH
John
-Original Message-
Sent: 03 July 2002 09:43
To: Multiple recipients of list ORACLE-L
Anyone whom has a good example on how to check how many rows (without
opening the file) does a text
Thank you Scott for supplying a well-written summary of SCN usage within OPS
nodes.
I was interested in If the gap in the log sequence gets to big Oracle will
force the idle node to do log switches
I was not aware of that and whilst I believe you, I cannot see what the
reason behind it is.
I know it means either logging or or searching a init.ora file but how about
select name,value from v$parameter where name = 'parallel_server';
I cannot see anything obvious from ps -ef
John
-Original Message-
Sent: 03 July 2002 16:18
To: Multiple recipients of list ORACLE-L
Is
John,
Funnily enough I was just looking at this in the docs.
It appears you can specify a extent size but not whether auto allocate or
uniform. But the docs do state
Tablespaces migrated to locally managed format are user-managed which I
think gives you the answer.
To migrate a tablespace 'TS1'
Didn't Larry call you direct to let you know Mike?. Very inconsiderate of
him
-Original Message-
Sent: 26 June 2002 11:44
To: Multiple recipients of list ORACLE-L
Live and learn =)
I wasn't using VMS at the time but all the same, I'm surprised I haven't
heard about it.
Many thanks,
Normally this is done when you are getting ORA-4030 (maybe ORA-4031 as well)
errors.
Basically the shared pool is fragmented and a object is trying to load but
cannot find sufficient contiguous free space.
Flushing the shared pool clears everything out and the package should load.
Bear in mind
See post below from Stephen Andert (21/6/02)
David,
start shameless self-plug
I wrote an article last year about tuning SQL*Loader. It is at
http://oracle.oreilly.com/news/oraclesqlload_0401.html I experienced a huge
improvement in performance and others have told me that they were able to
Ferenc,
Looks like you got your way with the result. Depressing but true
What happened to your web site, is it still up and if so what is the URL
Regards
John
-Original Message-
Sent: 25 June 2002 13:33
To: Multiple recipients of list ORACLE-L
Mike
Siebel does not support CBO
I think a '/' is missing after vijay.
The documnentation states
"The file location and file name parameters are supplied to the FOPEN
function as separate strings, so that the file location can be checked
against the list of accessible directories as specified in the
initialization file. Together,
Version of database?. Have you set ORACLE_HOME as well as ORACLE_SID?
What command are you typing. Are you running from an authorised account that
allows internal connection (within the dba group)
John
-Original Message-
Sent: 21 June 2002 13:37
To: Multiple recipients of list ORACLE-L
Concepts manual
VARCHAR2 and VARCHAR Datatypes
BM_707The VARCHAR2 datatype stores variable-length character strings. When
you create a table with a VARCHAR2 column, you specify a maximum string
length (in bytes, not characters) between 1 and 4000 for the VARCHAR2
column. For each row, Oracle
Here are replies to a couple Sam,
1) If optimiser mode is chose and any table in a query has stats then CBO
will be used. If stats do not exist on any table Oracle has a hard-coded
default value which is 100 if I recall a note on here correctly.
If stats do exist but they are very old then they
Funny being a non-American I understood the sentence to mean the opposite
you did :)
-Original Message-
Sent: 11 June 2002 16:49
To: Multiple recipients of list ORACLE-L
Stefan,
I was in Holland some years ago, alright many a year ago (1983). I did
not
find the people there
Title: Oracle 32 Bit running on Solaris 64 Bit
As far as I am aware there is no advantagein
running 32 s/w on a 64 bit o/s. In fact the reverse is true, there could be
significant disadvantages.
Any impact would be at a very low level and not
noticeable from a user perspective (unless data
Title: How to move 200 GB db from prod to dev?
A few options. Do you use RMAN for backups? , if so
duplicate the database and rename the files as part of that
process.
Otherwise clone the database by copying the files at
the o/s level and change the instance name. Several documents on
Roland,
If you are saying that you have 100 columns in the spreadsheet but you only
want to copy 9 columns into a table with 9 fields then you have 2 choices.
Reduce the spreadsheet to only 9 columns (by copying to another worksheet)
and then saving as a CSV file and importing by sqlloader. I
may
also send the HELP command for other information (like subscribing).
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INET: [EMAIL PROTECTED]
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Title: Networking problem
Just a couple of thoughts to try and narrow the
problem down.
1)
Have you tried a single client
to the 8.1.7 database and then to the 9.2 database. If so then is it
disconnecting from both or just the 9i one. That would be a test worth trying
as you are then
also send the HELP command for other information (like subscribing).
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BODY, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from). You may
also send the HELP command for other information (like subscribing).
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INET: [EMAIL PROTECTED
for other information (like subscribing).
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INET: [EMAIL PROTECTED]
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Title: Trigger or
Why not set a dbms_job up to recreate the sequence
or even a cronjob which is quite
easy to set to run at 00:01
John
-Original
Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Burton,
Laura L.
Sent: 14 May 2002 15:58
To: Multiple
Title: RE: Prod problem, please help!!! Any resolution?
Glad you asked Hannah because I was wondering the
same
John
-Original
Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of [EMAIL PROTECTED]
Sent: 01 May 2002 13:18
To: Multiple recipients of list
, include a line containing: UNSUB ORACLE-L
(or the name of mailing list you want to be removed from). You may
also send the HELP command for other information (like subscribing).
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INET: [EMAIL PROTECTED]
Fat City
Joe,
That feature was really useful and interesting. I
would be pleased to see you continue it
John
-Original
Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Jack
C. Applewhite
Sent: 25 April 2002 16:33
To: Multiple recipients of list
ORACLE-L
the official ORACLE-L FAQ: http://www.orafaq.com
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Ken,
If this is the 9i upgrade exam then there was a
discussion on this recently (about 3-4 weeks ago)
Search the archives for a post by Mike Hateley and
responses from Robert Freeman.
If is not the 9i upgrade which exam is it?
John
-Original
Message-
From: [EMAIL
of mailing list you want to be removed from). You may
also send the HELP command for other information (like subscribing).
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Fat
on the server. They could then take a database dump with
their tool and extract the lost records.
This is my script which I compiled with help from Metalink and an old
post from John Hallas (the backup of our target database is taken on tape
with Veritas Netbackup) :
#!/bin/ksh
rman target
a point of
time (as on Wednesday night) to a
different location on the server. They could then take a database dump with
their tool and extract the lost records.
This is my script which I compiled with help from Metalink and an old
post from John Hallas (the backup of our target database is taken on tape
have raised this question before with Oracle and I did get an answer as to
why you still needed to connect to the target database. I cannot remember
what the answer was but I though it pretty weak at the time.
John
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