Oracle is a RDBMS (Relational Database Management System) created by Oracle Corporation. It supports a large number of languages and application development frameworks. Its primary languages are SQL, PL/SQL and Java. Also included is support for C (Pro*C, OCI and EXTPROC), C++ (OCCI) and Java (JDBC) ...

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Alter trigger Oracle

Does alter trigger hang if a table is locked by some DML operation ? What kind of exception does it throw? Resource busy 0054 or some other exception...? I have tried to reproduce this scenario but ...
3
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1answer
389 views

ASM diskgroup drop from another ASM instance

I have created long time back one ASM RAC setup and I created one diskgroup with some name say xyz. I think that instance is gone but the diskgroup was not dropped exclusively using command: drop ...
2
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0answers
79 views

Update all rows

I want to know the most efficient manner to update every row in an extremely large Oracle table for a single column. For example: update mytable set mycolumn=null; or: update mytable set ...
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5answers
9k views

Message file not found when starting SQLPlus

I've installed Oracle XE 11.2 on Fedora 18 but have trouble starting SQLPlus. It quits with the following error: Error 6 initializing SQL*Plus SP2-0667: Message file sp1<lang>.msb not found ...
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1answer
94 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 ...
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1answer
48 views

Error while migrating SQL Server database to Oracle

I am getting this error message while loading database capture script output in Oracle SQL Developer. The source is SQL Server 2000 and destination is Oracle 11g. java.sql.BatchUpdateException: ...
2
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2answers
730 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 ...
2
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1answer
2k views

Oracle 10g: Optimizing an update query that uses a subquery

I have the following query within a stored procedure, and I've been trying to improve its performance to no avail. UPDATE TBL_REPORTING REP SET (REP.ISSUER_ID, REP.ISSUER_NAME ) = ( ...
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1answer
1k views

How to create Oracle RAC database using dbca silent mode with different db_name and db_unique_name

I have a requirement to use dbca (version 11.2.0.3) silent mode to create a RAC database on a 2-node RAC and the db_name and db_unique_name must be different, I tried following dbca command ...
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2answers
436 views

Unable to mount database: error reading control file

I have an installation of an Oracle XE on Windows 7 (Home Premium). The database worked fine until yesterday when the database could not be started. It reports ORA-01033: oracle initialization or ...
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1answer
2k views

Can't connect to a Oracle db instance via SQLDeveloper

When I set the connecting information on the GUI in SQLDeveloper I get the following error (everytime!) Status : Failure -Test failed: IO Error: The Network Adapter could not establish the ...
2
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1answer
107 views

Oracle user locks (dbms_lock): guaranteed order of requests granted?

I was wondering if Oracle guarantees that the sequence of dbms_lock.request granted is the same as the sequence in which they were requested. In my tests it always was the case, but I couldn't find ...
2
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4answers
831 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: ...
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3answers
86 views

Upgrading Oracle from 11.1.0.6 to 11.2.0.2 on Linux Red Hat

I am trying to upgrade the Oracle db from 11.1.0.6 to 11.2.0.4 in Red Hat Linux 5.3. The current database is installed on location. I checked the path using command cat /etc/oratab ...
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1answer
1k views

Stored Procedure result is not showing in Datagrid pane in Toad for Oracle

Hi I have created a procedure in Toad for Oracle 12. When I execute the procedure it does not show the dataset in datagrid pane. While procedure get executed successfully. What I am doing wrong. ...
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1answer
30 views

Will SQL charset wildcard query work on Oracle database? [closed]

I am trying to run the following query SELECT * FROM GEEKYBRAINS.admin_emp where ename like '[sm]%'; It results in an empty set. The admin_emp table has the following data though. I am running ...
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1answer
167 views

Generic or better yet custom message of the day in Oracle sql plus

I'm trying to create a message of the day type notification when users login to sqlplus. Currently I use the login.sql to add a dbms_application_info and set a module and action for the message. ...
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2answers
57 views

How to find all schemas where a table has records?

In my Oracle database, I have a number of schemas (users/owners) with similar table structures (about 100 in total). However, some tables are empty in a lot of schemas. Is there a way to find out for ...
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2answers
1k views

What storage engines work with Oracle?

http://en.wikipedia.org/wiki/Database_engine mentions about database engines aka storage engines. What all storage engines can be used with the Oracle database?
3
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1answer
105 views

How can I prevent having inconsistent data under isolation level serializable in Oracle SQL?

I have the following table: InStores +--------+---------+-----+ | ProdID | StoreID | qty | +--------+---------+-----+ | p1 | s1 | 25 | | p1 | s2 | 70 | +--------+---------+-----+ ...
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1answer
50 views

Large sequence cache in Oracle

There was a situation of 108,368,168 executions along with 7,373s elapsed time for "update seq$ set increment$=:........" statement while loading massive(i.e. populating million rows) data in the ...
0
votes
2answers
43 views

joining same table without a common field

Oracle 11g/SQLPLUS Given single table TABLE with three fields ID, PARM, VALUE, I want to select and group by based on different values of VALUE E.g. ID PARM VALUE id1 accnt France-1 id2 ...
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1answer
39 views

What's the best practice to avoid collisions in throwaway temp tables?

In SQL Server, I'm used to creating a #temp table for temporary storage in a complex stored procedure. Not wanting to clutter up the system, I DROP the table when done. However, if I do the same in ...
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votes
3answers
7k views

Creating an admin user in Oracle

How can I create a "root" (like on MySQL) in Oracle? I installed Oracle database on my system, for homework, for school (faculty) but it didn't give me the option to make a root user. Well at least I ...
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1answer
958 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 ...
3
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2answers
378 views

Security for Oracle linked server from SQL Server

I'm trying to make the linked server from SQL Server 2005 to Oracle more secure by not having user/pass on "Be made using this security context:" fields so only a specific user can access the data ...
2
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1answer
612 views

Reverse engineer Oracle database in visio

Trying to reverse engineer tables added into a database but when i connect, I get strange Chinese symbols with a lot of apex stuff. I dont see anywhere the tables that i added, what am i doing ...
0
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1answer
92 views

Mutiple updates with FORALL

I have 2 tables, one is a fact table (100000000 records), and the other is a catalog (2000), I need to update the FK at the fact table, can I use for all in this case?. I wrote this but it doesn't ...
0
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2answers
4k views

work with json in oracle

Is there an easy way to work with JSON within Oracle? I have a stored procedure that I use to call web services quite often, JSON is a format that I am familiar with in web development context, but ...
0
votes
1answer
56 views

Free universe tool monitoring all database [closed]

Is there any free tool to monitor most popular databases like Oracle, MySQL, MSSQL, PostgreSQL. I want to monitor the real time performance of all the above mentioned databases with a single tool like ...
0
votes
1answer
72 views

Why is there a difference in the character limit for VARCHAR2 in SQL and PL/SQL?

While working with some large scripts I encountered errors related with the 4000 character limit that VARCHAR2 has in SQL but not in PL/SQL. As explained here the VARCHAR2 datatype has a 4000 ...
0
votes
1answer
669 views

SQL Server - linked Oracle server: EXECUTE permission denied on 'xp_prop_oledb_provider'

Inside of our SQL Server, we have created a linked server to an Oracle server. We ave mapped several users to the Oracle server and specified the credentials. On the Linked Server 'Security' ...
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0answers
28 views

What changes to Oracle installation are needed to work with Microsoft MSDTC

We have windows 2008 and 2003 servers that use COM PLUS-MSDTC and distributed transactions with 11g(11.2.0.3) running on SunOS and SPARC hardware. The oracle server was installed years ago by a DBA ...
1
vote
1answer
225 views

Reorganize Objects in OEM - Host Credentials do not have enough privileges

When I try to re-organize objects from OEM (11g) and enter my host credentials (not "oracle"), I get the message: "An error occurred verifying the host credentials. Make sure the credentials are ...
1
vote
1answer
114 views

Not able to update MySQL table using Oracle: Unknown column in 'where clause' {42S22,NativeErr = 1054}

I have the following tables: MySQL table: jti_member_interact CREATE TABLE `jti_member_interact` ( `INT_MEMBER_ID` int(11) NOT NULL, `INT_ID` int(11) NOT NULL AUTO_INCREMENT, `INT_SOURCE` ...
1
vote
1answer
198 views

Mistake during Oracle 11g PITR

I tried using set time until.. and mis-typed the date. Can anyone help me understand how to get my backups into a manageable state? After the accidental recover, most of my backupset disappeared. I ...
0
votes
1answer
142 views

Oracle 11g r2: Cannot create partition on timestamp field

I have data with a timestamp field of the form '2014-01-01 00:00:00.99' in one of the columns. I want to create a new partition for the table every month. For this I did something like this. CREATE ...
0
votes
1answer
137 views

How to know when a query was executed?

How to find out when a query was executed? I ran a query couple of days ago, I'm 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
71 views

How to List SYNONYMS that no longer point to a valid object?

I have a table (OBJECTS_TO_UPDATE) with several objects I need to update, some are SYNONYMs for objects that no longer exist. I want to create a query to list them. But I am stuck. My table ...
0
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1answer
44 views

Problem creating Oracle database manually

I am using Windows 7 and Oracle 11. When I want to create a database manually, it is giving me two problems: I set my oracle_home to c:\app\best\product\11.2.0\dbhome_1. Under home I have a ...
0
votes
1answer
39 views

Oracle Enterprise manager express is another language

I have recently installed oracle 12c for my lab, everything went fine, but when i log on the OEM express everything is in spanish, how can i change the language back to english? I have the OS ...
0
votes
1answer
2k views

Unable to install 64-bit Oracle 10g Release 2 ODAC 10.2.0.3 for Windows x64 on 64 bit Windows Server 2008 R2

I need to connect an application to Oracle. In the installation guide for that application it says that it requires 64 bit version of Oracle Data Access Component,more specifically 10.2.0.3 . I have ...
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vote
2answers
10k views

How to move csv file into oracle database using sql developer?

How to move csv file into oracle database without creating table firstly using sql developer rather than sql loader?
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vote
2answers
6k views

exporting oracle tables on command line as sql files

I use exp and expdp to export database tables on command line but it generates binary .dmp files. I want to export/import tables as .sql* files on command line like pl/sql developer app can do. Is ...
1
vote
1answer
1k views

Fixing wildcard expansion resulting in too many terms error (DRG-51030)

How can I resolve the wildcard_maxterm problem in Oracle 10g? My index creation syntax is: begin ctx_ddl.drop_preference('SUBSTRING_PREF'); end; / begin ...
1
vote
1answer
222 views

One Materialized View in Two Refresh Groups

I have five materialized views that I want to refresh in two occasions, every Sunday and at the 1st of every month. I created a Refresh Group for the weekly and that works fine. But when I tried to ...
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0answers
349 views

Table dependency extractor for scripts

Is there a tool which, when given a bunch of data extraction SQL scripts, will produce a dependency graph? Basically, I have been given scripts which take input tables, create a bunch of ...
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2answers
3k views

How to recreate or restore Corrupted Data Files in Oracle 11g

Few days back ago my power cable went down and I was working in Oracle. So after power cable restoration when I tried to login to SQL PLus: It did not let me to login and I got error "Oracle ...
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0answers
28 views

create_index_cost used_bytes vs alloc_bytes

I'm reading a lot about create_index_cost, but I can't seem to find out why there is such a discrepancy between the size of used_bytes and alloc_bytes. I know what each parameter means, but why is ...
1
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1answer
171 views

How to format sql-plus-spool-file to *.csv with all columns in one line and row-content with linebreaks as one field?

I am not a professional, sorry. But perhaps you can help me anyway ... I have a table with 27 columns and within the rows data with linebreaks. When I try to export selected rows with sql-plus ...