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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57 views

How do I delete a file that has been locked by UTL_FILE?

I wrote a flakey PL/SQL script that crashed out and forgot to close the file handle (type UTL_FILE.file_type). Now I can't delete the file. Short of restarting the instance or rebooting the box, is ...
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212 views

Oracle intermittent performance problem

I have some complex queries that are usually fast (< 1 sec), but occasionally slow (> 10 sec, even minutes). How do I track this down or identify what condition is causing it? One theory was ...
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0answers
48 views

Why would function based indices I’ve created lower the cost but now show up in the explain plan breakdown?

Sorry for the terrible column/table names but since this is for a work project I wanted to insure it was ok to ask. I was just hoping to at least learn why I'm not seeing my functional indices being ...
2
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1answer
88 views

How to verify an oracle database license

We have bought an oracle 11g database license the supplier gave us a paper with oracle logo and said that is the license, we were expecting our company name to appear on it, but it doesn't. My ...
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1answer
52 views

“Invalid option” while creating a tablespace

Can someone tell me what is wrong with this syntax: CREATE TABLESPACE ACME_DATA DATAFILE '/oracle/d02/acme/ACME_DATA_01.dbf' SIZE 40M EXTENT MANAGEMENT LOCAL AUTOEXTEND ON NEXT 2M MAXSIZE 100M ...
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42 views

Execution time is different between normal query and query inside a stored procedure

I have following simplified query WITH Report1 AS ( SELECT SUM(t.X), SUM(t.Y) FROM Table1 t WHERE t.Date1 > :dateStart and t.Date1 < :dateFinish ) SELECT * FROM Report1 This query ...
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38 views

Enterprise Manager goes pink, legend color for other

To whom it may respond to, While monitoring our databases, we have seen that one of EM screens has gone pink, the color stands for OTHER at the legend. We have checked alert log and trc files, ...
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1answer
193 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 ...
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1answer
265 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
50 views

Reoganize 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 ...
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2answers
49 views

How can i fix the Oracle Enerprise Manager error - Agent is blocked?

I have installed OEM 12c and after restarting my oms the agents got the following error: Heartbeat Status : Agent is blocked Blocked Reason : Plugin mismatch found between agent and repository. I ...
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1answer
281 views

How to separate out individual sql statements from Oracle SQL script for execution from java code

I have Oracle DB 11g Enterprise Edition and I want to execute sql script from my java code. I am reading this sql script from a .sql file and the script contains statements such as create table, ...
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3answers
78 views

Move Complete ORACLE from one system to another

I have 2 identical server with exact disk partitions (OS CENTOS 6.4 both ) [My college central oracle server]. Entire ORACLE HOME ( bin , control files, data files everything on oracle) is on 2nd ...
2
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0answers
59 views

How to distribute a given database between multiple DBMS on a LAN? [closed]

Given a Database D, i need to distribute it over different DBMS in a LAN. D will be split into tables, and each DBMS will store a given table. Here is a sketch of what i need to do : I also need to ...
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0answers
65 views

How to display '0' where no data found in PL/SQL Oracle Reports

I have an Oracle Report (11g) in which I have selected a number field containing amount and have mentioned the format mask as 999,999,999,999. The data is displayed as follows. Data1 ...
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1answer
50 views

Oracle temporary table usage with XA

I'm confused about the compatibility of Oracle XA with global temporary tables. I've read several places on the internet and in the oracle documentation that say "Distributed transactions are not ...
0
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1answer
126 views

Efficient way to perform approximated search?

I have to perform a join between table_a and table_b, using three fields as key being one of them the date of the event, say, both tables have id1, id2 and evnt_time for eache record. As it happens ...
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1answer
337 views

Ports necessary for Oracle 11g Replication across a firewall?

We have two Oracle 11g Enterprise Edition servers that need to replicate data via Oracle streams. However, the two servers are on untrusted domains and connect via a VPN. On end of the connection is ...
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0answers
72 views

automating oracle database installation on windows

I'm trying to install oracle 12c database on windows using the silent install with a response file as: setup.exe -silent -responseFile file.res where I generate the response file using the gui and ...
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1answer
72 views

Different time in different sessions

I am connecting to same db from 2 different machines using SQL Developer and querying a table which stores timestamp. But to my surpise the time value returned by query has a gap of one hour on ...
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1answer
617 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
51 views

Oracle apps DBA

ORACLE APPS R12: Could you help me any one on this issue: i am able to open all the forms except order management:sales order form(version: apps R12). Here you go below are error description and ...
4
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2answers
5k views

Oracle - Automate Export/Unload of Data

Oracle SQL Developer has an option to export the contents of a query result to various formats (CSV/fixed width/Excel/XML). Is there any way to automate it? If not, what free tools are available ...
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1answer
461 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 ...
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1answer
123 views

Oracle strong ref cursor with dynamic sql

I'm using Oracle 10g. I have a query in a stored procedure that selects entire rows from a table. Currently it returns a strongly typed ref cursor (tablename%rowtype). Now I have to add some dynamic ...
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3answers
46 views

How to mirror the privileges of an user to another in Oracle Database? [duplicate]

I need to grant all the privileges of a user (say 'AAA') to another user (say 'BBB'). Is there such an Oracle command (11.2.0.3.0)?
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2answers
748 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 ...
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3answers
39 views

How to use Oracle Installation Prerequisites on Redhat Linux 6.5?

Today I get error below when install Oracle 11gR2 on Redhat Linux 6.5. I follow instruction in this link: http://public-yum.oracle.com/ After I call this command: # yum install ...
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1answer
153 views

Where to install Oracle client software on SharePoint 2010 Server

We have our ASP.net web application hosted on a SharePoint Server 2010. Our application uses oracle database to save and retrieve data.For our application to work on SharePoint server we need to ...
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2answers
188 views

How to print the information of all tables using Oracle?

I'm studying DDBB and we are using Oracle. Using too much tables can be really difficult for me because I have to remember table1.content2, table3.content1, etc. So because of that, I would like to ...
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0answers
42 views

export query results to file

I am facing the following issue. I want to execute a query and export all the results in a file. My query is saved as in varchar2 type and i can execute immediate on it and give me all the results. ...
0
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0answers
92 views

index usages on table with recursive relationship

we are working on a project that uses jpa and oracle. In this project we have a table with a recursive relation: Create table alarm ( id varchar2(200), ... alarmcode varchar2(50), parent_id ...
1
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1answer
34 views

Move Complete ORACLE from one system to another [duplicate]

I have 2 identical server with exact disk partitions (OS CENTOS 6.4 both ) [My college central oracle server]. [Oralce 11G Enterprise Edition] Entire ORACLE HOME ( bin , control files, data files ...
0
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1answer
86 views

query to search a particular word/string in toad/oracle

I trying to find out a word/string named 'audapro_ind' in oracle database in toad. This word can be present anywhere in column of table, function, procedure etc. in oracle database I tried few ...
2
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2answers
649 views

Loading XML documents to Oracle 11g DB with control file

I am using Oracle 11g XML database and trying to load XML documents to this DB with a control file and the sqlldr utility. All these XML files have an element that contains a date string with time ...
2
votes
1answer
282 views

How do I identify the remote db agent name to use in create_database_destination on Oracle 11gR2?

I am trying to setup DBMS_SCHEDULER in Oracle 11g to run a remote database job. I have a remote Oracle 11g R2 database on unix and a local one on Windows. I read that you can install the oracle ...
0
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1answer
103 views

Filter on a window function without writing an outer SELECT statement

Since window functions cannot be included in the WHERE clause of the inner SELECT, is there another method that could be used to write this query without the outer SELECT statement? I'm using Oracle. ...
2
votes
1answer
276 views

oracle streams apply: how to get a reason why LCR message was not applied

I've set up bidirectional oracle streams replication (11gR1) using identical scripts on both machines (DB1 and DB2). Although changes from DB1 are being applied to DB2, changes from DB2 to DB1 aren't. ...
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1answer
845 views

Replicating data from Oracle to MySQL

I work with a vendor that does data analytics, and they currently receive a replication stream from some of our databases using a product called Goldengate (which is very expensive). Goldengate has ...
2
votes
1answer
398 views

Enabling/disabling/changing Oracle auditing without a shutdown?

I have a large database that needs auditing on a very detailed level (every select, update, insert, and delete, along with the actual text of the statement) for about half the users. I know how to do ...
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0answers
43 views

in Oracle, which tables/indexes in query are responsible for disk reads?

Looking at the V$SQL_MONITOR view, I noticed some long-running queries where all the time is on disk I/O. I can see the total number of disk reads for the query. But how would I get the next level ...
0
votes
1answer
21 views

Stored Procedure with ROW instead of a list of parameters

i have a table with 15 columns, and trying to create a stored procedure in PL SQL that will only insert a row in a table using the INSERT statement. i would like to know if it is possible to declare ...
0
votes
3answers
45 views

What is the instance name of the box I'm logged into?

I'm at the linux prompt of a computer running Oracle 11. Without connecting to the database, how can I determine what is the instance name of the Oracle server running on this box?
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1answer
2k views

Oracle Trace File Interpretation: enq: TX - index contention

Background I've got an application which is doing a large number of concurrent inserts into an Oracle table. The Top Activity view is reporting a lot of index contention and I am attempting to reduce ...
0
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1answer
99 views

Compare Number of Rows of Tables

I have two or more tables different by structure and I want to compare their numbers of rows, which I get with the count-star query: select count(*) from table_a For two tables I would like to see ...
0
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0answers
24 views

Oracle Database Gateway for SQL Server - Output changes to multibyte view

I have a really strange problem querying a Microsoft SQL Server through a Oracle Database Gateway for SQL Server. Some query outputs look like this SELECT NAME, RawToHex(NAME1) FROM XY; Output: J ...
2
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1answer
40 views

Does a DDL in Oracle affect other transactions?

I understand that DDL statements in Oracle have an implicit commit before and after the statement, which obviously affects the current transaction. However, does a DDL statement in any way affect ...
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2answers
3k views

In Oracle how do you move a Schema to a different Tablespace?

I noticed that a Schema has been created in the USERS Tablespace but our local rule is that it should be in a Tablespace by itself. In Oracle how do you move a Schema to a different Tablespace?
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1answer
87 views

Stored procedure syntax error [closed]

I am writing a procedure, independently the queries run fine with no errors.. But, when I run it as a procedure I get errors. Given below is my procedure create or replace PROCEDURE xyz(inuserid ...
0
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1answer
38 views

Access and filter in oracle plan

I came to a execution plan where oracle choose to access the index but instead of using the columns as predicate it only filter by them. My question is what are the reasons that can cause that(all ...