Re: [cx-oracle-users] Connection to Oracle 12c failing using cx_Oracle
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Re: [cx-oracle-users] Connection to Oracle 12c failing using cx_Oracle
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From: Venky <ven...@gm...> - 2017-06-21 16:35:46
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Thanks Anthony, Chris for the solution.
On Wed, Jun 21, 2017 at 10:03 PM, Venky <ven...@gm...> wrote:
> Hi Jakob,
>
> Tried but getting as invalid keyword.
>
> >>> import cx_Oracle
>
> >>> db = cx_Oracle.connect('sys','apporbit','67.220.186.115:15210/standby',
> sysdba=True)
>
> Traceback (most recent call last):
>
> File "<stdin>", line 1, in <module>
>
> TypeError: 'sysdba' is an invalid keyword argument for this function
>
>
>
> Then tried as shown below with mode = cx_Oracle.SYSDBA and it worked.
>
> Thanks Jakob for giving the pointer.
>
> db = cx_Oracle.connect('sys','apporbit','67.220.186.115:15210/standby',
> mode = cx_Oracle.SYSDBA)
>
> >>> db = cx_Oracle.connect('sys','apporbit','67.220.186.115:15210/standby',
> mode = cx_Oracle.SYSDBA)
>
> >>> cursor = db.cursor()
>
> >>> cursor.execute('select sequence# from v$archived_log order by rownum
> desc')
>
> <cx_Oracle.Cursor on <cx_Oracle.Connection to sys@67.220.186.115:15210/
> standby>>
>
>
>
> ~ Venky
>
> On Wed, Jun 21, 2017 at 1:54 PM, Jakob Gurnhofer <ja...@gu...> wrote:
>
>> Hi Venky,
>>
>>
>> have you tried connecting "as sysdba"?
>>
>> like:
>>
>> db = cx_Oracle.connect('sys','apporbit','67.220.186.115:15210/standby'
>> <http://67.220.186.115:15210/standby%27>, *sysdba=True*)
>>
>> Jakob
>>
>>
>>
>> Am 21.06.2017 um 09:36 schrieb Venky:
>>
>> Hi Folks,
>>
>> I need your help wrt below issue faced while connecting to SQL*Plus:
>> Release 12.1.0.2.0 Production on Wed Jun 21 06:50:43 2017
>> using the below cx_Oracle python module.
>>
>> pip show cx_Oracle
>>
>> Name: cx-Oracle
>>
>> Version: 5.3
>>
>> Summary: Python interface to Oracle
>>
>> Home-page: https://oracle.github.io/python-cx_Oracle
>>
>> Author: Anthony Tuininga
>>
>> Author-email: ant...@gm...
>>
>> License: BSD License
>>
>> Location: /usr/lib64/python2.7/site-packages
>>
>> Requires:
>>
>> Below are the oracle instant client files used.
>>
>> 1. oracle-instantclient12.2-basic-12.2.0.1.0-1.x86_64.rpm
>> 2. oracle-instantclient12.2-devel-12.2.0.1.0-1.x86_64.rpm
>> 3. oracle-instantclient12.2-sqlplus-12.2.0.1.0-1.x86_64.rpm
>>
>>
>> >>> import cx_Oracle
>>
>> >>> db = cx_Oracle.connect('sys','apporbit','67.220.186.115:15210/
>> standby' <http://67.220.186.115:15210/standby%27>);
>>
>> Traceback (most recent call last):
>>
>> File "<stdin>", line 1, in <module>
>>
>> cx_Oracle.OperationalError: ORA-01033: ORACLE initialization or shutdown
>> in progress
>>
>> Process ID: 0
>>
>> Session ID: 0 Serial number: 0
>>
>>
>>
>> - Master Oracle 12c is on the host 67.220.182.210 at port 1521
>> - Below is the Oracle 12c instance running on host 67.220.186.115 at
>> port 15210
>> - This instance will always be in mounted mode since this instance is
>> the result of the replication from master.
>> - I can connect to it using below manual steps but can't using
>> cx_Oracle as shown above.
>>
>>
>> ps -aef| grep pmon
>>
>> oracle 106 1 0 06:47 ? 00:00:00 ora_pmon_standby
>>
>> root 334 231 0 07:34 ? 00:00:00 grep --color=auto pmon
>>
>>
>>
>> cat $ORACLE_HOME/network/admin/listener.ora
>>
>> LISTENER=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=tcp)(
>> HOST=0.0.0.0)(PORT=1521))))
>>
>> SID_LIST_LISTENER=(SID_LIST=(SID_DESC=(GLOBAL_DBNAME=standby
>> )(ORACLE_HOME=/u01/app/oracle/product/12.1.0/dbhome_1)(SID_
>> NAME=standby)))
>>
>>
>>
>> cat $ORACLE_HOME/network/admin/tnsnames.ora
>>
>> TESTDB=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HO
>> ST=67.220.182.210)(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=TESTDB)))
>>
>> standby=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(H
>> OST=0.0.0.0)(PORT=1521)))(CONNECT_DATA=(SERVICE_NAME=standby)))
>>
>>
>>
>> lsnrctl status
>>
>>
>> LSNRCTL for Linux: Version 12.1.0.2.0 - Production on 21-JUN-2017 07:28:49
>>
>>
>> Copyright (c) 1991, 2014, Oracle. All rights reserved.
>>
>>
>> Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=0.0.0.0)(PORT=
>> 1521)))
>>
>> STATUS of the LISTENER
>>
>> ------------------------
>>
>> Alias LISTENER
>>
>> Version TNSLSNR for Linux: Version 12.1.0.2.0 -
>> Production
>>
>> Start Date 21-JUN-2017 06:47:09
>>
>> Uptime 0 days 0 hr. 41 min. 40 sec
>>
>> Trace Level off
>>
>> Security ON: Local OS Authentication
>>
>> SNMP OFF
>>
>> Listener Parameter File /u01/app/oracle/product/12.1.0
>> /dbhome_1/network/admin/listener.ora
>>
>> Listener Log File /u01/app/oracle/diag/tnslsnr/o
>> racle-ldt1/listener/alert/log.xml
>>
>> Listening Endpoints Summary...
>>
>> (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=0.0.0.0)(PORT=1521)))
>>
>> Services Summary...
>>
>> Service "standby" has 2 instance(s).
>>
>> Instance "standby", status UNKNOWN, has 1 handler(s) for this service...
>>
>> Instance "standby", status READY, has 1 handler(s) for this service...
>>
>> The command completed successfully
>>
>>
>>
>> $export ORACLE_SID=standby; sqlplus sys/apporbit as sysdba
>>
>>
>> SQL*Plus: Release 12.1.0.2.0 Production on Wed Jun 21 07:26:55 2017
>>
>>
>> Copyright (c) 1982, 2014, Oracle. All rights reserved.
>>
>>
>>
>> Connected to:
>>
>> Oracle Database 12c Enterprise Edition Release 12.1.0.2.0 - 64bit
>> Production
>>
>> With the Partitioning, OLAP, Advanced Analytics and Real Application
>> Testing options
>>
>>
>> SQL> select status, database_status from v$instance;
>>
>>
>> STATUS DATABASE_STATUS
>>
>> ------------ -----------------
>>
>> MOUNTED ACTIVE
>>
>>
>> SQL> select open_mode, database_role from v$database;
>>
>>
>> OPEN_MODE DATABASE_ROLE
>>
>> -------------------- ----------------
>>
>> MOUNTED PHYSICAL STANDBY
>>
>>
>>
>> ~Venky
>>
>>
>> ------------------------------------------------------------------------------
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>>
>>
>>
>> _______________________________________________
>> cx-oracle-users mailing lis...@li...://lists.sourceforge.net/lists/listinfo/cx-oracle-users
>>
>>
>> --
>> Ing. Jakob Gurnhofer, BSc...@gu...://gurn.at
>>
>>
>> ------------------------------------------------------------
>> ------------------
>> Check out the vibrant tech community on one of the world's most
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>> _______________________________________________
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>>
>>
>
>
--
Hi
~Venky
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