Re: V9.2 SGA

2002-06-25 Thread Alexandre Gorbatchev

Charlie,

You are hardly able to fit two instances of your configuration into 256M
along with OS memory requirements. For example, JServer option has
additional requirements for java_pool_size. RTFM about OLAP and Data Mining
option if they have some additional memory requirements. Partitionning AFAIK
doesn't.
32M for 9i SGA - probably impossible or you database will not function
properly.

The full formula for the total memory requirement of the Oracle9i on
unixbackground processes may be found in Oracle9i Administrator's
Reference for 9.0.1 Part No. A90347-02 and page 1-14 Oracle9i Memory
Requirements.
It looks like
text + SGA + (n * (data + uninitialized_data + 8192 + 2048) )
see the manual for details. Of course, the SGA is the biggest part when
there are few users.

--
hth
Alexandre

- Original Message -
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
Sent: Tuesday, June 25, 2002 12:05 AM


 Yes, I know I need to RTFM, but if some kine soul has a quick
 answer for me, I'd appreciate it.

  startup
 ORACLE instance started.

 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.
  exit
 Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
Production
 With the Partitioning, OLAP and Oracle Data Mining options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN#


 I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently sized the same way.
 The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(

 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.

 TIA  HAND!

 --
 Charlie Mengler  Maintenance Warehouse
 [EMAIL PROTECTED] 10641 Scripps Summit Ct.
 858-831-2229 The Micro$oft Haiku Creed   San Diego, CA 92131
 Chaos reigns within. Reflect, repent, and reboot. Order shall return.
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 Please see the official ORACLE-L FAQ: http://www.orafaq.com
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Author: Alexandre Gorbatchev
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Re: V9.2 SGA

2002-06-25 Thread Charlie Mengler

Thanks to all that replied.

oracle@actaeon:RPT# sqlplus

SQL*Plus: Release 9.2.0.1.0 - Production on Tue Jun 25 06:24:55 2002

Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved.

Enter user-name: / as sysdba

Connected to:
Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit Production
With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.1.0 - Production

[EMAIL PROTECTED] sho sga

Total System Global Area   76514152 bytes
Fixed Size   729960 bytes
Variable Size  37748736 bytes
Database Buffers   33554432 bytes
Redo Buffers4481024 bytes

When I posted my plea yesterday I was extraordinarily tired  frustrated.
I'm a command line guy who dislikes GUI wizards, which includes OUI!

One of my ongoing complaints WRT the OUI is that it tends to pop
informational frames/boxes/windows, but I can NOT cut  paste or
otherwise capture the contents for later review and such. With V9.2
one such frame included a list of all the initSID.ora changes that
were made; such a V7 parameters which went away and V9 parameters
which were added.

I spent way too much time changing values within the initSID.ora
file without seeing any changes in the instance before I realized
that OUI had made an spfileSID.ora which was being used to the
exclusion of my initSID.ora file.

Thanks again to everyone who responded  I wish you have better
times with V9.2 than I did yesterday.

HAND!
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Author: Charlie Mengler
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Re: V9.2 SGA

2002-06-25 Thread Ramon E. Estevez

Joe, what happened with your weekly tip about 9i ?

Ramon

- Original Message - 
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
Sent: Monday, June 24, 2002 9:58 PM


 For those who dont know(and might not care),
 
 OLD: db_block_buffers
 NEW: db_cache_size
 OLD: buffer_pool_keep
 NEW: db_keep_cache_size
 OLD: buffer_pool_recycle
 NEW: db_recycle_cache_size
 
 NEW: db_2K_cache_size
 NEW: db_4k_cache_size
 NEW: db_8k_cache_size
 NEW: db_16K_cache_size
 NEW: db_32K_cache_size
 NEW: sga_max_size
 
 Joe
 
 
 
 Jared Still wrote:
 
 Try shared_pool_size, large_pool_size, java_pool_size and 
 shared_pool_reserved size.
 
 This is from 8i, there may be additional ones on 9i, or 1 or 2 
 of those I mentioned may be deprecated.
 
 Jared
 
 On Monday 24 June 2002 15:05, Charlie Mengler wrote:
 
 Yes, I know I need to RTFM, but if some kine soul has a quick
 answer for me, I'd appreciate it.
 
 startup
 
 ORACLE instance started.
 
 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.
 
 exit
 
 Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
 Production With the Partitioning, OLAP and Oracle Data Mining options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN#
 
 
 I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently sized the same way.
 The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(
 
 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.
 
 TIA  HAND!
 
 
 
 -- 
 Please see the official ORACLE-L FAQ: http://www.orafaq.com
 -- 
 Author: Joe Testa
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Re: V9.2 SGA

2002-06-25 Thread Joe Testa

Ramon, it all depends on my workload and its been a bit much lately, i'm 
hoping to test logical standby after i get thru studying for 9i upgrade 
exam and take the test on mid july.

joe


Ramon E. Estevez wrote:

Joe, what happened with your weekly tip about 9i ?

Ramon

- Original Message - 
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
Sent: Monday, June 24, 2002 9:58 PM


For those who dont know(and might not care),

OLD: db_block_buffers
NEW: db_cache_size
OLD: buffer_pool_keep
NEW: db_keep_cache_size
OLD: buffer_pool_recycle
NEW: db_recycle_cache_size

NEW: db_2K_cache_size
NEW: db_4k_cache_size
NEW: db_8k_cache_size
NEW: db_16K_cache_size
NEW: db_32K_cache_size
NEW: sga_max_size

Joe



Jared Still wrote:

Try shared_pool_size, large_pool_size, java_pool_size and 
shared_pool_reserved size.

This is from 8i, there may be additional ones on 9i, or 1 or 2 
of those I mentioned may be deprecated.

Jared

On Monday 24 June 2002 15:05, Charlie Mengler wrote:

Yes, I know I need to RTFM, but if some kine soul has a quick
answer for me, I'd appreciate it.

startup

ORACLE instance started.

Total System Global Area  168788768 bytes
Fixed Size   729888 bytes
Variable Size 100663296 bytes
Database Buffers   33554432 bytes
Redo Buffers   33841152 bytes
Database mounted.
Database opened.

exit

Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
Production With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.1.0 - Production
oracle@actaeon:CAN#


I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
which has only 256MB RAM. Both SGAs are currently sized the same way.
The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(

Which initSGA.ora parameters control the Variable Size piece of
the 9i SGA? I'd like to shrink this total to around 32MB.

TIA  HAND!


-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Joe Testa
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-- 
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RE: V9.2 SGA

2002-06-25 Thread Khedr, Waleed

Check on Oracle streams in 9iR2. It is the new way for replication (Almost
same technology used in Quest product).

 Any views or opinions presented in this email are solely those of the
author and do not necessarily represent those of the company

-Original Message-
Sent: Tuesday, June 25, 2002 4:45 PM
To: Multiple recipients of list ORACLE-L


Ramon, it all depends on my workload and its been a bit much lately, i'm 
hoping to test logical standby after i get thru studying for 9i upgrade 
exam and take the test on mid july.

joe


Ramon E. Estevez wrote:

Joe, what happened with your weekly tip about 9i ?

Ramon

- Original Message - 
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
Sent: Monday, June 24, 2002 9:58 PM


For those who dont know(and might not care),

OLD: db_block_buffers
NEW: db_cache_size
OLD: buffer_pool_keep
NEW: db_keep_cache_size
OLD: buffer_pool_recycle
NEW: db_recycle_cache_size

NEW: db_2K_cache_size
NEW: db_4k_cache_size
NEW: db_8k_cache_size
NEW: db_16K_cache_size
NEW: db_32K_cache_size
NEW: sga_max_size

Joe



Jared Still wrote:

Try shared_pool_size, large_pool_size, java_pool_size and 
shared_pool_reserved size.

This is from 8i, there may be additional ones on 9i, or 1 or 2 
of those I mentioned may be deprecated.

Jared

On Monday 24 June 2002 15:05, Charlie Mengler wrote:

Yes, I know I need to RTFM, but if some kine soul has a quick
answer for me, I'd appreciate it.

startup

ORACLE instance started.

Total System Global Area  168788768 bytes
Fixed Size   729888 bytes
Variable Size 100663296 bytes
Database Buffers   33554432 bytes
Redo Buffers   33841152 bytes
Database mounted.
Database opened.

exit

Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
Production With the Partitioning, OLAP and Oracle Data Mining options
JServer Release 9.2.0.1.0 - Production
oracle@actaeon:CAN#


I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
which has only 256MB RAM. Both SGAs are currently sized the same way.
The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(

Which initSGA.ora parameters control the Variable Size piece of
the 9i SGA? I'd like to shrink this total to around 32MB.

TIA  HAND!


-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Joe Testa
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Re: V9.2 SGA

2002-06-25 Thread Ramon E. Estevez

Ok. Joe

Good luck !!!

- Original Message -
To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
Sent: Tuesday, June 25, 2002 3:45 PM


 Ramon, it all depends on my workload and its been a bit much lately, i'm
 hoping to test logical standby after i get thru studying for 9i upgrade
 exam and take the test on mid july.

 joe


 Ramon E. Estevez wrote:

 Joe, what happened with your weekly tip about 9i ?
 
 Ramon
 
 - Original Message -
 To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED]
 Sent: Monday, June 24, 2002 9:58 PM
 
 
 For those who dont know(and might not care),
 
 OLD: db_block_buffers
 NEW: db_cache_size
 OLD: buffer_pool_keep
 NEW: db_keep_cache_size
 OLD: buffer_pool_recycle
 NEW: db_recycle_cache_size
 
 NEW: db_2K_cache_size
 NEW: db_4k_cache_size
 NEW: db_8k_cache_size
 NEW: db_16K_cache_size
 NEW: db_32K_cache_size
 NEW: sga_max_size
 
 Joe
 
 
 
 Jared Still wrote:
 
 Try shared_pool_size, large_pool_size, java_pool_size and
 shared_pool_reserved size.
 
 This is from 8i, there may be additional ones on 9i, or 1 or 2
 of those I mentioned may be deprecated.
 
 Jared
 
 On Monday 24 June 2002 15:05, Charlie Mengler wrote:
 
 Yes, I know I need to RTFM, but if some kine soul has a quick
 answer for me, I'd appreciate it.
 
 startup
 
 ORACLE instance started.
 
 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.
 
 exit
 
 Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 -
64bit
 Production With the Partitioning, OLAP and Oracle Data Mining options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN#
 
 
 I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently sized the same way.
 The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(
 
 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.
 
 TIA  HAND!
 
 
 --
 Please see the official ORACLE-L FAQ: http://www.orafaq.com
 --
 Author: Joe Testa
   INET: [EMAIL PROTECTED]
 
 Fat City Network Services-- (858) 538-5051  FAX: (858) 538-5051
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 to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in
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 (or the name of mailing list you want to be removed from).  You may
 also send the HELP command for other information (like subscribing).
 
 


 --
 Please see the official ORACLE-L FAQ: http://www.orafaq.com
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 Author: Joe Testa
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RE: V9.2 SGA

2002-06-24 Thread John Kanagaraj

Hi Charlie,

 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes

 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.

You could change both the 'db_block_buffers' as well as 'shared_pool_size'.
I also notice that your 'log_buffer' is also set to 33Mb - you are wasting
lotsa memory there.. (see recent thread for redo buffer size).

John Kanagaraj
Oracle Applications DBA
DBSoft Inc
(W): 408-970-7002

The manuals for Oracle are here: http://tahiti.oracle.com
The manual for Life is here: http://www.gospelcom.net

** The opinions and statements above are entirely my own and not those of my
employer or clients **


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Re: V9.2 SGA

2002-06-24 Thread Jared Still


Try shared_pool_size, large_pool_size, java_pool_size and 
shared_pool_reserved size.

This is from 8i, there may be additional ones on 9i, or 1 or 2 
of those I mentioned may be deprecated.

Jared

On Monday 24 June 2002 15:05, Charlie Mengler wrote:
 Yes, I know I need to RTFM, but if some kine soul has a quick
 answer for me, I'd appreciate it.

  startup

 ORACLE instance started.

 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.

  exit

 Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
 Production With the Partitioning, OLAP and Oracle Data Mining options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN#


 I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently sized the same way.
 The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(

 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.

 TIA  HAND!
-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Jared Still
  INET: [EMAIL PROTECTED]

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RE: V9.2 SGA

2002-06-24 Thread Reardon, Bruce (CALBBAY)

Also,
you probably thought of this, but have you looked at v$sga (which seems to be the info 
you get on startup) and v$sgastat - which has details of each of the sections.

On 81714 on NT, 
v$sga shows:
Fixed Size  
Variable Size
Database Buffers 
Redo Buffers

And select pool,sum(bytes) from v$sgastat group by pool; gives 4 rows:
blank ( which is sum of fixed_sga, db_block_buffers, log_buffer
java pool  
large pool  
shared pool

The sum of java, large  shared is nearly equal to the variable size in v$sga - see 
below for some links on this difference:

From http://www.ixora.com.au/q+a/memory.htm
Variable SGA size  6 June 1999  
Why is the variable size shown when I type SHOW SGA different than the 
shared_pool_size I set in the init.ora?  
  Other than the shared pool, the variable area also contains the memory arrays behind 
V$PROCESS, V$SESSION, V$TRANSACTION, V$LOCK and so on, plus a good number of other 
things. Some are fixed in size, but many are sensitive to the setting of various 
init.ora parameters. On some platforms each structure starts on a memory protection 
boundary, so some extra memory is needed for padding. Nevertheless, this does not 
affect the size of the shared pool, because Oracle calculates what it needs here on 
instance startup, and then adds the value of the shared_pool_size parameter before 
allocating the variable area of the SGA.  

From askTom
http://asktom.oracle.com/pls/ask/f?p=4950:8:965938::NO::F4950_P8_DISPLAYID,F4950_P8_CRITERIA:71012348056,%7Bvariable%7D%20and%20%7Bsize%7D
The variable portion of the SGA holds all of the control 
structures for the SGA itself.  The bigger the SGA, the bigger 
the variable portion.
  APPROXIMATING SGA SIZE AND SHOWING EXISTING SGA 

To approximate the size of the SGA (Shared Global Area), use the 
following formula: 
( (db_block_buffers * block size) + shared_pool_size + 
  log_buffers) /.9 
... 
I guess the above formula would need large pool and Java pool adding in for post 
version 8 (Java only post 8i)

For a detailed discussion see 
http://asktom.oracle.com/pls/ask/f?p=4950:8:965938::NO::F4950_P8_DISPLAYID,F4950_P8_CRITERIA:365088445659,%7Bvariable%7D%20and%20%7Bsize%7D
  eg this says every control_file will consume 256 bytes of variable size memory.  

And 
http://asktom.oracle.com/pls/ask/f?p=4950:8:965938::NO::F4950_P8_DISPLAYID,F4950_P8_CRITERIA:382418730963,%7Bvariable%7D%20and%20%7Bsize%7D
 goes on to mention The variable sized component of the SGA, as its name implies, 
contains data structures that are variably sizes (eg: things 
like sessions, processes, db_files will affect this 
marginally -- things like shared_pool_size will large effects 
on this).  The variable size of the SGA is the sum of the sizes 
of all of these variably sized structures (but not block 
buffers, they are reported separately).

Hope all this helps.

Regards,
Bruce Reardon

-Original Message-
Sent: Tuesday, 25 June 2002 11:43

Try shared_pool_size, large_pool_size, java_pool_size and 
shared_pool_reserved size.

This is from 8i, there may be additional ones on 9i, or 1 or 2 
of those I mentioned may be deprecated.

Jared

On Monday 24 June 2002 15:05, Charlie Mengler wrote:
 Yes, I know I need to RTFM, but if some kine soul has a quick
 answer for me, I'd appreciate it.

  startup

 ORACLE instance started.

 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.

  exit

 Disconnected from Oracle9i Enterprise Edition Release 9.2.0.1.0 - 64bit
 Production With the Partitioning, OLAP and Oracle Data Mining options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN#


 I just got done upgrading two V7.3.4.5 instances to V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently sized the same way.
 The OS is paging/swapping like carzy because SGA1+SGA2256MB. :-(

 Which initSGA.ora parameters control the Variable Size piece of
 the 9i SGA? I'd like to shrink this total to around 32MB.

 TIA  HAND!
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Re: V9.2 SGA

2002-06-24 Thread Sakthi , Raj

Charlie,
all of the following control the variable size.
 db_block_buffers ( Of course db_cache_size in 9i) and
sharedpool_size and log_buffer_size.
The thing to note is you have your log_buffer_size set
to way higher than necessary. IMHO For such a small(
test ? ) system few KBs would suffice.
watch out for the minimum requirement for shared pool
size.

HTH
RS

--- Charlie Mengler [EMAIL PROTECTED] wrote:
 Yes, I know I need to RTFM, but if some kine soul
 has a quick
 answer for me, I'd appreciate it.
 
  startup
 ORACLE instance started.
 
 Total System Global Area  168788768 bytes
 Fixed Size   729888 bytes
 Variable Size 100663296 bytes
 Database Buffers   33554432 bytes
 Redo Buffers   33841152 bytes
 Database mounted.
 Database opened.
  exit
 Disconnected from Oracle9i Enterprise Edition
 Release 9.2.0.1.0 - 64bit Production
 With the Partitioning, OLAP and Oracle Data Mining
 options
 JServer Release 9.2.0.1.0 - Production
 oracle@actaeon:CAN# 
 
 
 I just got done upgrading two V7.3.4.5 instances to
 V9.2 on a sandbox
 which has only 256MB RAM. Both SGAs are currently
 sized the same way.
 The OS is paging/swapping like carzy because
 SGA1+SGA2256MB. :-(
 
 Which initSGA.ora parameters control the Variable
 Size piece of
 the 9i SGA? I'd like to shrink this total to around
 32MB.
 
 TIA  HAND!
 
 -- 
 Charlie Mengler 
 Maintenance Warehouse  
 [EMAIL PROTECTED] 10641
 Scripps Summit Ct.
 858-831-2229 The Micro$oft Haiku Creed   San
 Diego, CA 92131
 Chaos reigns within. Reflect, repent, and reboot.
 Order shall return.
 -- 
 Please see the official ORACLE-L FAQ:
 http://www.orafaq.com
 -- 
 Author: Charlie Mengler
   INET: [EMAIL PROTECTED]
 
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 (858) 538-5051
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 E-Mail message
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 ORACLE-L
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 also send the HELP command for other information
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Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Sakthi , Raj
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