The second and terminal release of Oracle Corporations Oracle 11g database product. 11.2 was released for Linux on September 1st, 2009. New features added include RAC One Node, Improved data compression ratios (up to 20x), Edition Based Redefinition, Recursive Subquery Factoring, Instance Caging, ...

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1answer
34 views

Check if an index exists by comparing columns

We are currently using ALL_IND_COLUMNS to check if an index exists by its name or the columns it is using. The problem is that we can only check if the index exists with columns in a specific order. ...
1
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2answers
43 views

Can install a test machine with Oracle 11G R2, not express edition, on a VirtualBox?

Im starting like a Oracle DBA, and I want play with the database and your administration task in a test enviroment. I have a macbook pro i5, and had thought install on it oracle under virtual box ...
0
votes
0answers
9 views

Connecting SSIS to Oracle using Attunity Drivers

I am trying to recreate the steps I took to allow me to connect to 64bit Oracle installation from SSIS using the Microsoft Connectors 3.0 for Oracle and Teradata (Attunity driver). MY issue is I ...
0
votes
1answer
62 views

ORA-12541: TNS: No listener after adding new IPs to machine

We are receiving the ORA-12541 error since we added 2 new IP addresses to the machine. This may or may not be related to the problem at hand, but this is the latest severe change that was made, before ...
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0answers
14 views

What means Buffer Pool/Hit Ratio(%) in Oracle Counter?

I found the buffer pool hit ratio percentage at Oracle database metrics / Oracle Counter. I want to know about this buffer pool detail. Kindly answer to me.
1
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3answers
1k views

Remove ORA-01100:DATABASE ALREADY MOUNTED

I am using Oracle 11g and there is a database create during installation name "xyz" and user "xyz".Now i created a user 'abc' and gave following permission to abc. "CREATE SESSION, ALTER SESSION, ...
0
votes
1answer
274 views

Cannot remotely connect to oracle express

I have installed Oracle Express in a oracle-6.5-x64 virtual machine (let's called it host). The installation went fine, I am able to connect and run commands using SQLPlus from the host. Now I'm ...
2
votes
1answer
27 views

Possible RMAN orphan files in backup directory

I am trying to scrape together some space in my Oracle 11g backup directory in AIX. I have deleted obsolete files using RMAN's "DELETE OBSOLETE" command, but I see many (just under 200) files dated ...
0
votes
2answers
4k views

TNS-12535: TNS:operation timeout

I have Windows Server 2008 R2 with Oracle Client 11.1.0.7.0 client installed. TNSPing to 100% available databases (accessible from other machines, i.e. I can do TNS ping to these databases from other ...
0
votes
1answer
18 views

XMLDB - Nodes to Rows

I have an application that stores XML as XMLType in a table. This is the first time I'm using XMLDB and XMLType features, and was wondering if I could use the results from an XQuery FLWOR expression ...
0
votes
1answer
517 views

Oracle Enterprise Manager - Where do I find the error logs?

I'm not familiar with oracle management. The problem is when I try to connect to the enterprise manager through the Web browser I get this error: In english: "Internal Error has occurred. Check ...
0
votes
1answer
20 views

11gR2 didn't ask me to set username or any password

I have installed Oracle 11gR2 (latest version 11.2.0.1.0) on my system. During the installation it didn't ask me to set username or any password. I'm unable to start sql plus because i don't have the ...
0
votes
2answers
140 views

Database is slow once in a while

I am executing a web service for 100 times. The average response time of this service is 1.5 seconds. But when I look at the response time of each execution individually, there are a few executions ...
0
votes
2answers
1k views

Extract Archived Log Files from RMAN Backupset

I have an RMAN backup that is taken on 19th january with: BACKUP DATABASE PLUS ARCHIVELOG command. Now I need to restore Archived logs from that backupset to some other OS directory. Is there any way ...
1
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2answers
2k views

Create Oracle DB LINK to a database with no DB_DOMAIN

I'm trying to create a database link between this two DBs. My local DB is 11.2.0.3. SQL> select * from global_name; GLOBAL_NAME ...
0
votes
0answers
25 views

ORA-12578: TNS:wallet open failed

I am calling an oracle wallet through "autosys" job. When i am calling through clicking on my myreport.bat file its working fine and connecting to DataBase but when i am calling that myreport.bat ...
0
votes
1answer
500 views

ORA-01034: ORACLE not available in oracle 11g

I installed oracle 11g on ubuntu 14.04 and i started lister and the message is as below. LSNRCTL for Linux: Version 11.2.0.2.0 - Production on 10-OCT-2014 14:20:02 Copyright (c) 1991, 2011, Oracle. ...
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votes
1answer
35 views

Database fragmentation

How can we find the list of fragmented objects in the database. And how much space we can reclaim by defragmenting those objects.
4
votes
4answers
4k views

Why does = NULL not work in Oracle?

I recently realized that we need to use a special syntax IS NULL to compare a literal to NULL. Why does = NULL not work here?
2
votes
2answers
211 views

SQL query for next occurrence of specific date

I am working on a function for our database that contains contract data. Each contract expires on a certain date, and then each contract has an expiration type that determines what happens after that ...
0
votes
1answer
133 views

Oracle 11g not allowing to connect to. Error ORA-01122: database file 1 failed verification check

I am running Oracle 11g on Windows 7 Enterprise SP2 16 GB RAM, 1 TB HD. I can connect to Oracle using SQL Plus (see below), C:>sqlplus sys/xxxxxxxxx@XE as sysdba SQL*Plus: Release 11.2.0.1.0 ...
1
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2answers
2k views

Oracle query is slower the second time

I have a general question about something I'm seeing in performance tuning in Oracle. I have a query that I'm testing. It's too big and complex for me to provide a simple example, sorry! (I tried ...
1
vote
1answer
155 views

Enforce a constraint problem

This business model is for a case management database. This is closely modeled on the idea of a file folder representing the phase and a sequential checklist representing the stages. A case consists ...
0
votes
1answer
78 views

oracle tablespaces

I export db from user which is related on tablespace USER on local PC and import to user which is related to tablespace DATATAB on server....my question is: will data be stored in DATATAB tablespace ...
0
votes
0answers
12 views

Oracle 11G DataGuard: infrequent change of Log Archive Destination Role

currently we have the weired behavior of our DataGuard-Setup, in which the primary database somtetimes changes the role of "log_archive_dest_1" from "valid_for=(ALL_LOGFILES,ALL_ROLES)" to ...
2
votes
2answers
135 views

Oracle Data Pump Import imports no records

When we do an Oracle Data Pump import of our database, it runs without significant errors. However, on one table Oracle reports that 0 records have been imported. Processing object type ...
3
votes
1answer
2k views

Why ORA-00932: Inconsistent Types error?

Sorry for the meaningless title, but I couldn't think up a better one. I'm using Oracle 11g r2. The following query raise ORA-00932 error: SELECT BBB.FIELD1 FROM TABLE0 AAA JOIN (SELECT * FROM ...
0
votes
1answer
352 views

Views for XML with attributes using XMlTable

I created an XMLType table CREATE TABLE PERSON OF XMLType XMLTYPE store AS OBJECT RELATIONAL XMLSCHEMA "PERSON.XSD" ELEMENT "root"; The XML is - <root> <Person empid="1" empname="Joe" ...
1
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0answers
17 views

Where to put standby control file in Physical standby database?

I am creating a physical standby database for which I am creating a standby control file using command = ALTER DATABASE CREATE STANDBY CONTROLFILE AS '/oracle/dbs/stbycf.ctl'; but It creates only one ...
0
votes
1answer
821 views

startup mount issues with Oracle

I am a newbie with Oracle so bear with me. I am trying to simply shutdown and restart an Oracle db instance on a Windows Server 2008 machine (Oracle 11.2.0). Logged in via sqlplus, I issue the ...
0
votes
0answers
17 views

Increase in temporary tablespace while import

When i am importing some tables in my database, the temporary tablespace is getting full. This never happened earlier for other tables. Please help me know why this is happening and any solution for ...
0
votes
1answer
58 views

Oracle Database Client 11g R2 Installation Types, which components?

I need to know which component is under each installation type! Instant Client Administrator Runtime Custom (No need as it shows all the components) ALSO? does it includes ODP.NET? is it the ...
2
votes
1answer
650 views

Unable to start Oracle Database Server : Get an error as I try to start it

I just installed Oracle Database Express Edition 11g Release 2 for windows.It created a short cut icon on the desktop : but as I click this icon I see this dialog box : What is it ? How do I ...
0
votes
0answers
33 views

intermittent TNS-12533: TNS:illegal ADDRESS parameters

I am running a windows XP (SP3) VM in virtualbox, on which I host Oracle XE. It has been running fine like this for a couple of years, but recently I am seeing some strange problems. My client ...
0
votes
2answers
64 views

Slow import for users .DMP files in Oracle 11G

After upgrading my DBMS Oracle 10g to 11g, when it will import user files, they are slower than the old version. A .DMP file in Oracle 10g with the size of 20GB takes almost 1 hour to import, but ...
0
votes
1answer
68 views

How to know the timestamp of when the query was executed?

1)How to find when a query was executed.I ran a query couple of days ago,im not sure about the exact time, I want to know at what date and time the query was executed. Is it possible to get that ...
1
vote
2answers
66 views

Using transactions in sqlplus

I'm coming to oracle from postgresql. In postgresql, I can use the command-line tool, psql, to execute a delete or update in a transaction: dbpool.production=> begin; BEGIN ...
0
votes
1answer
86 views

Oracle 11g max login fail attempts workaround

My problem with database starts with situation where I cant really modify anything in database. My project specialist has limited time to help me. Here is the thing: My user in Oracle database has ...
1
vote
3answers
59 views

Oracle static lookup table

What is the best approach (or what options am I not aware of) to creating a static table or view where the data rarely, if ever, changes? An example use-case is a list of US states, where my ...
0
votes
3answers
6k views

How to migrate Oracle database to MySQL server?

Currently our application is running using Oracle 11g database. We are developing newer version of the application which runs on MySQL cluster. We need to migrate the data from Oracle database to ...
2
votes
2answers
480 views

Why can't I drop this Oracle datafile - even though it seems empty?

This system is Oracle 11.2.0.3.0, using ASM. We had an issue where there seemed to be a corruption issue of some kind - every time a row tried to get inserted into the table, we'd get the following: ...
0
votes
1answer
67 views

Oracle Duplicate Database with no archived logs

I am trying to perform a duplicate operation from one server to another (testing disaster recovery) on oracle 11g. I am very much still learning about Oracle. The system is not in production, it is ...
3
votes
2answers
547 views

FileWatcher Troubleshooting Options

I have setup a Credential/Procedure/Program/File Watcher/Job to monitor a folder for new files, but it is not working. I am trying to figure out what I can check to troubleshoot why this isn't ...
2
votes
3answers
2k views

How to automate Oracle DB installation (like a 'hands-free' install)?

I installed the Oracle 11g2 'standard' edition using the following zip-files: linux.x64_11gR2_database_1of2.zip linux.x64_11gR2_database_2of2.zip I used the installation guide by Oracle which I ...
0
votes
1answer
662 views

listener can not start

My listener in Oracle 11g R2 can not start . When I want to give the status of that, the error in below is shown: Connecting to <ADDRESS=<PROTOCOL=tcp><HODT=><PORT=1521>> ...
0
votes
0answers
21 views

ORACLE Query error contains lots of caret at symbols (i.e. ^@^@^@)

I made a query using Oracle DB, and the error contains the error code, followed by several thousand ^@ symbols. This would look like: Error at query 298 ORA-00942: table or view does not exist ...
0
votes
2answers
51 views

Oracle: How to split records across days

I have data with two timestamp columns startdate and enddate. The data is produced continuously everyday and some records are such that the startdate is one day and the enddate is the nextday as it ...
0
votes
1answer
173 views

FAST REFRESH ON COMMIT on Materialized view

I am trying to implement a materialized view which would Fast refresh on commit. I have created materialized view logs on base table as well but i am faced with the following error. ORA-12052: cannot ...
0
votes
2answers
180 views

Table redirect / filter / trigger on select

Is there any way to redirect queries to different tables / views based on the package that's referencing the table? I.e. packages A and B both have "select grade from schema1.grd_tbl", but I want ...
0
votes
1answer
49 views

Results of SAMPLE clause using a DBlink between 2 Oracle databases not randomised

I'm using the SAMPLE clause to retrieve random rows from a table. It works fine except when the table is from another database. I'm using a database link between 2 Oracle 11g databases (11.2). This ...