Oracle Corporations version 10 of its flagship RDBMS product.

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7
votes
3answers
7k views

Cannot drop nonexistent constraint and cannot create it either

While testing some migration scripts with a copy of production data (scripts run fine with development data) I found a curious situation. A CONSTRAINT has changed so I'm issuing DROP + ADD commands: ...
1
vote
0answers
405 views

v$logmnr_contents with username as unknown

I applied logminer to find who deleted a lot of rows in one table. View v$logmnr_contents give me details of that operation. Unfortunately, minimum supplemental logging was not active when archived ...
1
vote
1answer
170 views

Logminer archived redo logs in other database

Can I move my archived redo logs to other database and apply logminer there to analyze them?
1
vote
2answers
409 views

Analyzing an Oracle dump

I have a full Oracle dump, I know I have to imp the dump with the fromuser touser clause. However, I don't know the names of the schemas included in the dump. How can I open the dump created with ...
1
vote
2answers
213 views

Join on clustered tables shows greater cost than non-clustered tables?

I have created a cluster and have two tables emp and sep on the cluster. When I do the simple query... explain plan select * from emp_cluster join dep_cluster using (dno) the cost is 26. I ...
2
votes
2answers
1k views

Oracle - abort within a “before insert” trigger without throwing an exception

I know that this is an awful thing to do for many reasons, but I am in Get Things Done mode and we have a piece of software, which we can't modify, that writes records to a table. Some of these ...
0
votes
0answers
133 views

How to load XML data into an oracle db table ?

Is there a way to load the XML format data into an Oracle 11g DB table directly ? I mean, Can we write a Stored Procedure to accomplish the same in a more efficient way with the best performance ? ...
1
vote
1answer
1k views

ORA-12541: TNS:no listener using EXPDP

I need to export an Oracle 11g database to an Oracle 10g instance. I have the command, which I believe is correct: expdp user/pass@192.168.10.8 full=Y VERSION=10.2 directory=m_dump ...
1
vote
1answer
1k views

Solution to error NID-00135 in Oracle 10g, Solaris 10

We are trying to build a test version of a production database by restoring the production backup using RMAN and renaming the database to test. We've successfully restored and opened the database ...
0
votes
1answer
350 views

Unable to restore database in Oracle 10g

I created a database backup using the expdp command in Oracle 10g. The backup appears to be created successfully. However, while restoring using impdp command I get the following error message. ...
2
votes
1answer
2k views

How do we free up disk space from allocated namespace? / ORA-03297

We are running out of disk space. The server has a 420 GB HDD, and runs a Microsoft SQL Server and an Oracle Server(10g). The Oracle server uses up to 315 GB space. We have just loaded a 100GB ...
3
votes
3answers
442 views

When are Archived Redo Logs generated?

We have an instance in Oracle 10g. Only one schema is used for a web application (Internet-facing), which is only user for reading information, no adding or modifying data. The rest of schemas are ...
1
vote
0answers
412 views

Timeout on remote query over database link

We are trying to verify if a database link is up before inserting data into a remote database. We have no control over the remote database's behavior and status. We need to set a timeout on a query ...
1
vote
1answer
525 views

impdp import fails with object already exists in oracle 10g?

I exported the dump using EXPDP command. After exporting I dropped the user and the associated tablespaces by logging is as / AS SYSDBA. Then I re-created the User and the Tablespaces. Then I ...
2
votes
3answers
931 views

How can I delete duplicates records in a table efficiently

I know there are several options to delete duplicate rows, eg: ROWID Analytical fn's like Rank(), row_number() What would be the most efficient way?
2
votes
1answer
730 views

How to copy bytea from Postgres to Oracle

I have a db on Postgres 9.1. The db collected some binary data that are stored in bytea file. I need to copy the data to Oracle 10g. How to do it? The details I have a table plines in Postgres9.1. ...
2
votes
1answer
183 views

Oracle function based index is not used in query

I cannot figure out why the following is not working as I expect it : CREATE TABLE table1(table1_id INT NOT NULL PRIMARY KEY, col1 INT NOT NULL, val1 VARCHAR(50)); CREATE INDEX ...
3
votes
1answer
3k views

Is there a timeout for a query over database link?

Edit/Preface: This question has been migrated from SO as I am particularly interested on the question on timeouts on DB link queries. The provided workaround from SO is somewhat OK, but I'm really ...
0
votes
0answers
685 views

RMAN Error ( 00601, 03004)

Please help on this RMAN error: RMAN> backup database plus archivelog; Starting backup at 08-MAY-12 current log archived allocated channel: ORA_DISK_1 channel ORA_DISK_1: sid=297 devtype=DISK ...
4
votes
2answers
220 views

What are the risks of the parameter PRESERVE_COMMIT_ORDER of Oracle's DBMS_LOGSTDBY?

We have the following setting, with Oracle 10g: One primary database One logical standby database with setup with data guard. The logical standby is only used for generating reports and alike. ...
2
votes
1answer
4k views

Is it possible to do a datapump import with a different user than did the export?

I have one db dump below is the log file for that dump Connected to: Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production Starting "SYSTEM"."SYS_EXPORT_SCHEMA_01": system/******** ...
0
votes
1answer
4k views

How to take oracle 10g backup? [duplicate]

Possible Duplicate: How to take oracle 10g backup? I followed this http://www.oracle-base.com/articles/10g/oracle-data-pump-10g.php link to create a db backup. I used this command to create ...
3
votes
0answers
384 views

Convert Oracle Query for Date to Mysql queries

Need to convert the following oracle queries to MYSQL queries. 1) select to_char(to_date(?,'DD-MM-YY')) from dual; 2) select to_char(next_day(to_date(?,'DD-MM-YY'),'FRIDAY')) from dual; 3) ...
4
votes
1answer
906 views

Oracle subquery column aliasing syntax?

I have something like: SELECT a, b INTO v_a, v_b FROM ( SELECT x, y FROM whatever UNION SELECT z, w FROM something ) AS subquery (a, b) Which of course doesn't work in Oracle ...
0
votes
0answers
402 views

Problem in exporting users from oracle database. (Oracle 10g express edition)

I am trying to export the user from database, but its showing export done in we8mswin1252 character set and al16utf16 nchar character set But if i am trying to export entire database then its ...
1
vote
1answer
322 views

This refactoring from cursor on a dblink'ed Oracle table OK?

The data is being compared from the local version of the table to one in the contracts linked server. I'm not certain what the goal of this code is in the first place, but I'm trying to get a handle ...
1
vote
1answer
439 views

Enterprise Manager Database Control on host with an underscore in it's name

I know it sounds awkward, but Enterprise Manager is refusing to be set up because of an underscore in the server name: C:\>emca -deconfig dbcontrol db -repos drop STARTED EMCA um 30.05.2012 ...
9
votes
1answer
247 views

SQL substitution feature in Oracle 10g

Three or four years ago I read in an Oracle blog somewhere that a DBA had used for an emergency incident resolution an Oracle 10g feature of real time SQL substitution. Basically, he configured Oracle ...
0
votes
1answer
2k views

Returning Row Count in a Stored Procedure in Oracle

I'm mostly SQL Server person, so forgive me if this is too close to SQL Server, but in a nutshell using Oracle 10 I'm trying to build a procedure something like this: PROCEDURE SP_INFO_EX_S( ...
3
votes
2answers
5k views

Using Same CASE WHEN Conditions For Multiple Query Columns

Is there a "better" way to rewrite a SELECT clause where multiple columns use the same CASE WHEN conditions so that the conditions are only checked once? See the example below. SELECT CASE ...
0
votes
2answers
2k views

oracle 10g xe to 11g xe upgrade

The oracle 10g DB that is being currently used has exceeded the limit of 4GB. For the application to continue the db needs to be upgraded to 11g. But the upgrade doc requires a data pump export to be ...
3
votes
0answers
183 views

changing Virtual IP interface names on RAC nodes - how to reconfigure

We are adding an extra interface on our nodes and we are going to bond these so the VIP interface will change from eth5 to bond3. Can someone point on documentation on what to do to reconfigure the ...
6
votes
1answer
612 views

Can I anchor my data type to system type?

The following code: create or replace type sqlids_t is table of sys.v_$sql.sql_id%type; ...gives me... Error(2,31): PLS-00329: schema-level type has illegal reference to SYS.V_$SQL I get the ...
2
votes
2answers
11k views

How do I declare and use variables in Oracle?

My main skills are with SQL Server, but I have been asked to do some tuning of an Oracle query. I have written the following SQL: declare @startDate int select @startDate = 20110501 And I get this ...
1
vote
1answer
432 views

ORA-07445: An unexpected error: core dump

We use oracle 10g. We found the following error in a trace file: *** 2012-05-07 11:50:56.421 ksedmp: internal or fatal error ORA-07445: An unexpected error: core dump [ACCESS_VIOLATION] ...
3
votes
1answer
169 views

Can this be accomplished with Oracles Fine Grained Auditing?

We need to audit when a table is accessed (either select, update or delete) and I know Oracles Fine Grained Auditing can handle that. The issue we are having is that all of our users use the same ...
1
vote
1answer
2k views

restore database from dmp file

I have a situation: I have a dmp file and a database with old data server crashed and the latest data we have ar in the dmp file! we managed to pull the server back but it has old data! so we need to ...
1
vote
2answers
418 views

Oracle Databases - need to export nightly for backup/DR purposes

I know nothing about Oracle databases, so if my question's path seems odd, feel free to tell me the right way to do things. I have 2 ways I see currently that I can backup a server running 3 Oracle ...
3
votes
2answers
358 views

How can I change three hundred procedures at once?

I need to change about 300 procedures and packages in the database, due to a migration that will accomplish this weekend. We will do a migration from one server to Exadata. However the database has ...
1
vote
1answer
3k views

Materialized view taking too much time

i create a materialized view fast refresh. it takes almost 45 min to create but it did not refresh in 24 hours. i tried it on with index and without index. i check the log of all table max record in ...
2
votes
0answers
219 views

What do I need to do to avoid ORA-32696 errors?

I have a SELECT query using several WITH blocks. Sometimes it runs successfully. Very often it fails with the error "Lookup Error - Oracle Database Error: ORA-32696: HTI: No free slot". I Googled the ...
1
vote
0answers
142 views

Can not open oracle 10g database when migrated from oracle sql developer 1.5x to 3.1x

I have migrated from Oracle sql developer tool 1.5x to 3.1x and imported my connection settings with database 10g. When I try to open a connectionstring in the developer tool I get this message: ...
4
votes
2answers
413 views

Installing oracle RAC 10.2.0.1 install and patch to 10.2.0.5 directly or install CRS ASM and RDBMS then patch?

I'm installing my first RAC and I was wondering if I should install CRS 10.2.0.1 (we are still at 10g for compatibility reasons) then patch to 10.2.0.5 before I install ASM (then patch) and finally ...
3
votes
1answer
442 views

Why does it take a long time to drop a function based index in Oracle?

I have a function based index that takes 25 minutes to create on a table of 94 Million rows. When I drop the index, it takes 18 minutes. Why does it take so long? I would have thought the drop would ...
1
vote
0answers
30 views

What might cause all objects in an Oracle database to suddenly have quoted identifiers?

I have an Oracle schema in which, at some point in the past ("the event"), all of the procedural code objects in the database have been re-created with quoted identifiers. All of the objects are ...
2
votes
1answer
318 views

Access Data that is stored in Primary FileGroup On SQL Server through DBLinks on Oracle

I am using dbLinks to fetch data from SQL Server 2008 to Oracle (10g)database. When I fire the command : select * from "test_table"@dbLink Oracle throws error : select * from "test_table"@dbLink ...
2
votes
3answers
386 views

What is the simplest way of excluding the current row from the result of an analytic?

I want to do something like the following: with w as ( select level as foo, decode(level,8,1,mod(level,4))*100 as bar from dual connect by level<9 ) select foo, ...
2
votes
0answers
345 views

Isssue with Database Links converting OEM Job to DBMS_Scheduler Job

We had an OEM job that would run a PL/SQL block using a particular database users credentials. The credentials are the same for two different databases, so there was no problem for the block to use a ...
4
votes
2answers
5k views

How do I find an object that doesn't seem to exist in the objects table?

I have an object called cot_ntn_pi_v. I was told this was a synonym. It doesn't appear in the all_synonyms table. It looks like a view or table but I can't find it in the all objects table. I can ...
2
votes
1answer
9k views

SQL Developer cannot connect to Oracle database, yet sqlplus can!

I am having a problem connecting sql developer to my Oracle 10g database. sqlplus is able to connect fine, but when I try to open the connection in sql developer, I get 'ORA-12514 TNS does not know ...