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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3k 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
2answers
34 views

how to prevent any update to my database before a exp operation?

I want to migrate my database from AIX to Red Hat vai exp/imp. how to prevent clients make any update to my database during the migration progress ?
0
votes
1answer
22 views

oracle database - sql for counting the columns with the same id with the one in current row

I have an oracle database and a few tables and with this query: select rap.DENUMIRE,a3.ID,op.FK_ID, (SELECT COUNT(*) FROM ANEXA3_TABEL1_ROWS) AS count from ANEXA3_TABEL1_ROWS a3 inner join ...
0
votes
1answer
117 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 ...
1
vote
1answer
2k 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 ...
2
votes
2answers
824 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 ...
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0answers
34 views

Oracle query optimization time

Is there any way to get how long it takes the optimizer to optimize a query in Oracle?
0
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1answer
1k 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 ...
6
votes
3answers
18k views

What is the easiest way to move data from Oracle to SQL Server?

One of our products supports both Oracle and SQL Server as database backend. We have a customer who wishes to switch from an Oracle backend to Microsoft SQL Server, which isn't a typical transition ...
0
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0answers
19 views

Accounting Program Error [closed]

I have Oracle Application R12 running on 11g. The error occurs in Accounting Program when we are running Create Accounting session in Payable Module. When we click on Diagnostics it gives this ...
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0answers
5 views

Configuring management interface on Oracle RAC Listener

i have a SCAN configuration ready & working, but require along with it that each node be separately reachable on a management interface for administrative connections. Listener would have to be ...
0
votes
1answer
5 views

is it possible to rollback only a partition/subpartition?

Is it possible to create a savepoint and to rollback only a partition of a table? Lets assume I created a monthly partition and subpartitions with a group_id for table x. Now i run some stored ...
0
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0answers
12 views

RMAN multilple channels

When to use multiple channels in RMAN? Is it effective only when backup is performed to multiple physical disks or tapes? I've found only that every channel is different session opened by RMAN in ...
6
votes
4answers
1k views

How to document Oracle database?

I'm new to Oracle databases. I have used to SQL Server and the description fields (MS_Description) for tables and columns for documentation purposes. Is there an equivalent for Oracle? What is the ...
0
votes
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 ...
0
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0answers
22 views

hierarchical query

I have a Oracle table that has child and parent rows similar to the example below P_JID has the parent's JID, it can go as far as 4 levels JID P_JID NAME STATUS ...
0
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0answers
19 views

Unable to open display to specific user in Red Hat 6.4 [closed]

I am trying to install Oracle database 11g in my Red Hat 6.4 and the installer abort with a warning followed by a error message: Warning ">>> Could not execute auto check for display colors ...
0
votes
1answer
50 views

What's the fastest way to migrate an Oracle database from Unix to Linux?

We have an Oracle database installed on AIX 7.1, and now we want to migrate our database instance to RedHat 6.2. The RedHat server has Oracle 11.2 installed already. What's the fastest way to ...
0
votes
1answer
358 views

Modify text file with Oracle PL/SQL

I'm trying to open and replace a string in a text file with the following procedure: BEGIN v_file_name := 'text_file.txt'; v_filehandle := utl_file.fopen(v_file_dir, v_file_name, 'W'); v_id_nextval ...
0
votes
1answer
33 views

Is there any way to trace the optimizer's work in Oracle?

Just like the MEMO structure in SQL Server which is kind of a "paper trail" of steps the optimizer takes in optimizing the query, is there anything in Oracle through which I can see what are the ...
2
votes
2answers
403 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 ...
6
votes
2answers
74 views

What is an Oracle ASSEMBLY?

What is an Oracle ASSEMBLY, in the context of Oracle SQL? It's listed in GV$SQLCOMMAND. Although GV$SQLCOMMAND is not a perfect guide to "real" SQL statements - for example it has UPSERT instead of ...
0
votes
1answer
32 views

Oracle copy DB from one windows server to another

I am not an Oracle DBA but looking for the best approach to copy/clone an Oracle database from one windows server to another, here is my configuration and my requirements: Configuration Server 1 ...
0
votes
0answers
22 views

Oracle user in DBA_USERS_WITH_DEFPWD but not user tables/views [closed]

Oracle documentation says that "DBA_USERS_WITH_DEFPWD displays all users in the database that are still using their default passwords." So what does it mean if there is a user listed in the ...
0
votes
2answers
986 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 ...
1
vote
1answer
133 views

How to retire a physical standby in Oracle 11.2

I have a production Oracle 11gR2 RAC database with a single node physical standby. Now it has become the time to retire the old standby and pass that role to a RAC on fresher hardware. We don't use ...
0
votes
1answer
112 views

Insert Into does not work with multiple rows [closed]

Here Is my code : CREATE OR REPLACE TRIGGER LOAN_RP AFTER INSERT OR UPDATE ON FUND_DISBURSE REFERENCING NEW AS NEW OLD AS OLD DECLARE V_FA FUND_DISBURSE.FUND_AMT%TYPE; V_RC NUMBER ...
0
votes
1answer
28 views

Oracle can't drop index with . in name?

I am trying to drop an index that has a dot(.) in its name and can't seem to do it (I'm logged in as the SYSTEM user, which owns the index). Any ideas? SQL> select index_name,owner,status from ...
2
votes
1answer
239 views

Database design for a table with both bulk insert and single row insert

I have to design a table where records will be inserted in two ways. Bulk insert from a batch process from a delimited text file between 2 - 3 million rows in a short burst. Later the same records ...
0
votes
1answer
188 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. ...
0
votes
1answer
103 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
votes
1answer
22 views

migration of oracle xe 10 to xe 11 fails with wrong paths used in the import

I'm following the documentation to upgrade an OracleXE 10.2 database to OracleXE 11.2. The export succeeded without any problem, the import (on another machine with XE 11) fails though. The log file ...
0
votes
3answers
126 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 ...
0
votes
1answer
118 views

Check Oracle Service is Started from Batch Command

Uses: Oracle9i Standard Ed; I have a schedule which performs a Dump Import and afterwards the System Reboots itself, which is happening without any problem. After the System had rebooted, I have ...
0
votes
2answers
212 views

Oracle server 11g stops working with 12541 error until IP address changes

Running Oracle 11g 11.2.0.1.0 Server mysteriously stopped accepting connections to its databases. In other words, you run sqlplus and try connecting as any account and get an error that the listener ...
0
votes
1answer
847 views

How to count number of rows inside Oracle dump file?

I have a huge (38Gb after bzip2) Oracle EXP dump file. It contains one table. Such big dumps usually end up with an error, but in fact contain the full table. Earlier I was importing these tables ...
0
votes
1answer
42 views

Sql*Plus ERROR: ORA-12154: TNS:could not resolve the connect identifier specified

I installed Sql*PLUS on a cloud Oracle Linux Environment in order to access an remote database. I used the installation instructions provided as an answer here: ...
0
votes
1answer
52 views

How to restore 11gR2 fullbackup to 12c database in rman

I need to transfer my database from Oracle 11gR2 to 12c database. It will be in same computer. I took full backup of Oracle 11gR2 database. Then I remove Oracle 11gR2. I installed Oracle 12c and I ...
2
votes
1answer
194 views

Failed to drop column - value too large

I'm trying to remove column from DB and got a strange error: Error starting at line 147 in command: alter table config drop column dte Error report: SQL Error: ORA-12899: value ...
1
vote
1answer
208 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
0answers
24 views

Sql*PLUS: Output each field as a new line

Right now the configuration I have is the following: set pagesize 0; SET NULL *NULL*; SPOOL output/output.txt I am outputing the results to a text file in order to run a function on the file to ...
1
vote
0answers
42 views

How to identify concurrency issues in Oracle 11g?

For a short period in time we had a concurrency issue that lead to subsequent faults in our application (Java, Spring, Hibernate). Since we are using dictionary managed tablespaces, I first thought ...
0
votes
0answers
32 views

Monitoring active query step using only pure sql

I would like to monitor actively running query on Oracle. What I mean is to gather info about: Actually running step. (What is currently db engine doing in this query) Actual query plan used in ...
0
votes
1answer
22 views

Select max value from many to many tables

i have next tables in may data base: I want to select the book that has the max number of pages for each author. I did this : select auteur.nomauteur, auteur.prenomauteur ,livre.Title, ...
0
votes
1answer
21 views

What is the query to get the process limit on Oracle 11g?

I'm getting the error: Maximum Number Of Process Exceeded I want to see (using a query) what the setting is in my database for the process limit. My question is: What is the query to get the ...
3
votes
2answers
429 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
votes
1answer
124 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 ...
1
vote
1answer
238 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 ...
1
vote
2answers
12k 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?
2
votes
1answer
592 views

ORA-16000 when trying to perform select on read only Oracle database

My application's SQL encounters an ORA-16000 error when trying to access a read only Oracle database. ORA-16000: database open for read-only access ORA-06512: at "SYS.XMLTYPE", line 272 ORA-06512: ...