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0
votes
1answer
32 views

Select multiple columns from subquery - Connect by

I have a table which manage folder structure hence has parent child relationship and we trigger a query to sum all document in the complete heirarchy SELECT folder_name name, document_count, ...
0
votes
2answers
155 views

using update query with subquery in Oracle sql

I have an update query where I am trying to update a field but for more than one record, I am trying a join but it doesn't work. Below I get multiple values that come back from the select statement ...
0
votes
1answer
497 views

Connect by prior - multiple fields and query efficiency

I have 2 tables one of which defines the hierarchy for the other equipment id desc 1 item1 2 item2 3 item3 4 item4 5 item5 6 item6 7 item7 8 item8 ...
0
votes
1answer
35 views

Sanity Test on Oracle Upgrade Database

My oracle sever has been upgraded from Oracle 10g to 12c. DBA has created a box for that now my question is how developers will perform testing on that.. Can anyone provide me the sanity or unit ...
0
votes
1answer
101 views

How can I partitioning oracle table when the table still working?

How can I partitioning oracle table when the table still working? Explain: - I need to partitioning table of Oracle but the table didn't partitioned before. - I have many scheduler I can't close it ...
1
vote
1answer
198 views

How do I import data into oracle 11g r2 using a `.dmp` file and a `.par` file?

How do I import data into a new installation of oracle 11g r2 using a .dmp file and a .par file? Here is what I have done so far, on a Windows 8.1 devbox: 1.) Open command line as administrator ...
0
votes
0answers
15 views

Oracle database in maintenance mode without patch

I could not enable maintenance mode in oracle database without patch Also I don't have patch(Since I don't have Support Identifier). @$AD_TOP/patch/115/sql/adsetmmd.sql ENABLE SP2-0310: unable to ...
1
vote
2answers
13k 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 ...
0
votes
2answers
5k views

Where .dmp file is restored after import in oracle?

I am new to oracle and I have abc.dmp file at c:\abc.dmp location. I want to import this abc.dmp file. I am using the following command. c:\>imp system/mypassword file=c:\abc.dmp full=y I am ...
0
votes
1answer
426 views

PL/SQL recursive lookup with cursor

I basically have a need for recursing through data in my Oracle table so I can find related rows and send them out. It is a single table, a single ANSI SQL query seems not possible due to turin ...
0
votes
3answers
270 views

lsnrctl is not working on Ubuntu 14.04

I have managed to install Oracle 11g on Ubuntu 14.04 through lots of pain. I managed to install it in the end but listener does not seem to be working and even responding any command. My ...
0
votes
2answers
34 views

Unable to open database (Datafile corrupted)

I am unable to open the database, but i am able to mount it. When i try to open the database, getting following error ORA-03113 - end-of-file on communication channel I am using Oracle 12C. On ...
0
votes
2answers
25 views

Function Variable Number of Arguments plsql

I am looking to do a function with non fixed number of arguments like decode function. The syntax for the DECODE function in Oracle/PLSQL is: DECODE( expression , search , result [, search , ...
0
votes
2answers
14 views

Is there a way in PostgreSQL to set an default owner for all future create table statements in a session

We have a program that transfers cobol data (index files) to a database. Until now we transferred the data to an oracle database. In the beginning of the program I logged in with user sys and ...
0
votes
0answers
15 views

network Adapter could not establish the connection in netbeans with oracle11g in linux

I am using fedora 23 64 bit. My system is up to date. I have installed oracle 11g xe. I have downloaded the jdbc driver 'ojdbc6" , now i am trying to connect netbeans with the oracle database but it ...
1
vote
2answers
2k views

Achieve log transfer to standby (Data Guard)

I am not able to transfer my archive logs from primary to standby. I executed the following query: archive log list Database log mode Archive ...
4
votes
2answers
2k 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 ...
0
votes
1answer
236 views

Keeping messages in a backup table after dequeue is completed

I would like to transfer the enqueued messages to a backup table after they have been dequeued. Currently we are using DBMS_AQ.DEQUEUE with mode dequeue_mode := DBMS_AQ.REMOVE. So after the message ...
0
votes
2answers
618 views

Oracle systimestamp result differs in db server and client

I am getting some strange output while executing the below command on db server and on client machine connected to same db server. On DB server SQL> select systimestamp from dual; systimestamp ...
8
votes
3answers
253 views

Unexpected CASE evaluation logic

I always understood that the CASE statement worked on a 'short-circuit' principle in that evaluation of subsequent steps does not take place if a prior step is evaluated to true. (This answer Does SQL ...
0
votes
2answers
55 views

Error during Oracle database 12c Release 1 installation

I am trying to install Oracle database 12c on Oracle Linux 7 version. But it is keep on failing with the below error. [INS-30131] Initial setup required for the execution of installer validations ...
7
votes
2answers
618 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 ...
2
votes
2answers
1k 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
votes
4answers
2k views

How do I tell the actual IOPS used by Oracle?

This is hopefully a simple question. We have a large DB deployment that we need to scale up over the next year. For scaling we have been relying on our vendor, but recent developments have caused us ...
0
votes
2answers
202 views

List full text indexes in Oracle database

Using SQL Server, it's possible to execute a query that returns all the columns that contain a full text index. How can I do something similar using Oracle? Is it possible?
3
votes
2answers
137 views

I want to change oracle “homedir” how to do?

A good link as answer is ok. I want to change "homedir" or "basedir" of oracle db from /oracle to /var/oracle. How to do? I have set the oracle unix variables($ORACLE_HOME,$ORACLE_BASE) with the new ...
0
votes
1answer
47 views

Very fast individual queries but when joined super slow

I've got query 1: select department_id from USER_ACCESS where USER_ACCESS.USER_ID = 13170 AND USER_ACCESS.MANAGEMENT = 1 Takes about 0.475 seconds, which is not a lot for the data set I m ...
1
vote
1answer
39 views

no more data read from socket error with triggers

I have created one trigger that calls one procedure, using oracle sql developper. Here is the code for trigger : CREATE OR REPLACE TRIGGER noteTrigger BEFORE INSERT OR UPDATE OF valoare OR ...
0
votes
2answers
40 views

Why is a Full Database Backup (as opposed to a level 0 backup) required in Oracle after switching to ARCHIVELOG mode?

The Oracle 12c 2 Day DBA manual states: While whole database backups can be an important element in your overall backup strategy, they are also a required step in some situations, such as when ...
0
votes
2answers
3k views

Oracle schema import is not importing all the tables present in the schema dump file

I have exported an existing oracle schema from another machine and then imported it in my local machine. Import was successful, but some tables which are present in the export dump file are not ...
0
votes
1answer
142 views

Converting sql into mongodb nosql

I am trying to convert oracle sql into its mongodb equivalent version. create table my_hll as select mod(ora_hash(n), 1024) bucket, max(num_zeroes(trunc(ora_hash(n)/1024)))+1 val from previous_data ...
0
votes
0answers
44 views

Query tables in a tablespace to find the physical location of extents?

Is there any way to query DBA_EXTENTS to find the actual, physical location on disk of each extent in a table?
4
votes
2answers
3k views

Oracle ROWID, can we assume it is sequential in a insert-only scenario?

How safe is it to assume that ROWID is sequential or ascending when a table is only inserted to? and why? I had a situation where I had to verify whether new records were added to table which has no ...
0
votes
0answers
36 views

Drop Datafile and Reuse the Tablespace - Oracle

Oracle 12C is my database. I was moving the datafile from one directory to another directory by making the tablespace Offline. ALTER TABLESPACE TABLESPACE_NAME OFFLINE NORMAL; But accidently, while ...
2
votes
1answer
959 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: ...
0
votes
0answers
18 views

What does this do: sys.dbms_logrep_imp.instantiate_schema

When running impdp .... sqlfile=some_file.sql I get a sql file containing this command sys.dbms_logrep_imp.instantiate_schema(...) what does this do? Google seems unable to find reference to ...
2
votes
1answer
1k views

Finding why an Oracle listener got automatically restarted

I got the following message in the <listnername>.log file. I want to find out the reason why it got automatically shutdown and restarted again with different PID. 03-MAR-2013 03:00:57 * ...
2
votes
1answer
254 views

Estimating tablespace size

I'm trying to estimate the size of a tablespace using these steps: Space Estimations for Schema Objects and I was little confused about some of the steps. In step 3 for calculating the rowsize I ...
0
votes
0answers
20 views

RMAN Duplicate internal operation [closed]

How RMAN Duplicate works internally?Please explain in detail how RMAN picks the latest backup and duplicate works
1
vote
1answer
3k views

Not receiving archivelogs from production to remote side

I have a scenario in which we have Designed data guard. Where we have 2 standby sides. One standby is located locally and 2nd standby is located on remote side. The distance between local and remote ...
1
vote
1answer
32 views

Importing Oracle12c database

i am using Oracle 12c in debian Jessie i want to import an old database exported with expdp on oracle 12c when i try to launch the commande 'impdp' i got those errors : 'ORA-39002: invalid operation' ...
0
votes
0answers
30 views

Convert table values into column header without PIVOT [number of column values is dynamic] - Oracle 10g [duplicate]

I have a table in the following format ID NUM P_VAL Q_VAL ---------------------------------------- 445120000 00 101 25 445120000 10 103 25 445120002 00 ...
13
votes
3answers
33k views

Pivot rows into multiple columns

I have a SQL Server instance that has a linked server to an Oracle server. There is a table on the Oracle server called PersonOptions which contains the following data: ╔══════════╦══════════╗ ║ ...
1
vote
1answer
207 views

Can we restore backup for standby from external hard drive with differnet drive labels

I am using windows server 2003 and Oracle database 10g R2 and i have taken the backup using RMAN of my primary database in Drive label E. The size of backup is 1.5TB. In my standby database i don't ...
0
votes
2answers
292 views

sqlldr running slow after indexes created

let me explain this.... I had running 1 session of sqlldr while I run indexes into table for 6 fields... now the indexes are completed but the sqlldr running very slow it load one file after each 30 ...
0
votes
1answer
27 views

Expand a range columns into a single column

I'm thinking this is an easy query but I don't know how to start. I have a database table called Booklet with columns id, controlNoFrom and controlNoTo. Sample data looked like this: id | ...
-1
votes
0answers
47 views

Oracle session killed, but the table still not released [closed]

Oracle session killed(using alter system kill session command), but the record is still not released(err : could not reserve a record), even after restarting DB server (node 1 and 2) and all ...
0
votes
0answers
30 views

Want To Learn About MongoDB [closed]

I am doing a little bit of research on MongoDB related to the following key points: (i) Experiment And Results (In which applications, MongoDB is used and what are the results) (ii) Threat To ...
0
votes
1answer
15 views

ORA-24033 : No recipient for message has been detected

I am using Oracle E-business Suite R12.1, 11G database version. Error I encountered when trying to create or modify a user or responsibility: ORA-24033 : no recipient for message has been ...
1
vote
2answers
176 views

Need help in incrementing the date in oracle

Error thrown as "Invalid number" while trying to increment the date. Given below is the query executed through sqlplus. Please help me on this. select ''''||to_date(:To_date, 'dd-mon-yyyy')+1||'''' ...