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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Character set for 11.2 version database in oracle for sql* loader

NLS_NCHAR_CHARACTERSET AL16UTF16 NLS_LANGUAGE AMERICAN NLS_TERRITORY AMERICA NLS_CURRENCY $ NLS_ISO_CURRENCY AMERICA NLS_NUMERIC_CHARACTERS ...
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96 views

Oracle Full Client / Database Client package locations

I need to install multiple versions of the Oracle client on an app server for an automation project. The platform I'm looking for in specific is Linux, 64 bit. Oracle's network of websites are a maze ...
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1answer
68 views

User can see Oracle tables via ODBC that her account does not have access to [closed]

We have a user whose Oracle account, according to ALL_TAB_PRIVS, has access to tables A, B, and C. However, when the user creates an ODBC and connects to Oracle via Microsoft Access (using her Oracle ...
3
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1answer
97 views

Use EMCLI to update OEM Oracle Home Path

Is is possible to use the Enterprise Manager Command Line Interface (EMCLI) to change the Oracle Home Path? We recently upgraded many databases, listeners, and ASMs, and I'd like to automate this ...
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2answers
88 views

Why the Order by clause avoid index scan and taking long time in Oracle 11g

I am facing problem on query when i run with ORDER BY clause it perform TABLE ACCESS and at the same time if i comment the ORDER BY clause then the query start using index . Anybody answer me why ...
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Oracle In-Memory POPULATE_STATUS does not change to completed

I'm experimenting with the Oracle In-memory options for BI purposes, when I'm trying to populate one table to in-memory in the v$im_segments the POPULATE_STATUS does not change to completed, for other ...
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84 views

Reviewing ways to generate monthly tables using PL/SQL automatically

I am attempting to automate a set of tables that my colleagues produce monthly, using PL/SQL. The set of tables contain data about different metrics (e.g. Customer revenue, customer demographic ...
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1answer
40 views

Is there a way to get disc space remaining using an SQL query on an Oracle database?

We experienced a problem recently where the disc space ran low and some queries started giving unpredictable results. The root cause was that we'd take too many restore points and filled up the disc. ...
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44 views

Is it possible to configure SQLNet / TNS_ADMIN options *without* sqlnet.ora file?

Background: We have an application using OC(C)I via Oracle 11 Instant Client, and we need to set DIAG_SIGHANDLER_ENABLED=FALSE to disable OCI overwriting our own crash handling. However, this is a ...
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1answer
64 views

Corrupt date fields causing query failure in Oracle

Having a real problem with date fields in Oracle. Executing the following works: ALTER SESSION set NLS_DATE_FORMAT ='DD-MON-YYYY'; select * from mytable where id = 1; However, changing the ...
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2answers
117 views

How to prevent users other than DBAs from creating database links

To begin, please keep in mind that I am a very green DBA. I have done prior research and have not really found anything too promising, or maybe it just seems that way because I am still struggling in ...
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1answer
36 views

How to persist a lot of boolean fields?

I need to persist on Oracle Db the follow check box table : The simple thing that I can imagine is to create a Table with 15 boolean fields, but since that the rows and the columns could increase ...
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1answer
50 views

Oracle update join tables

I want to update my db records, which are related one to many. Please consider the following example : A person can have many contacts Stating above implies that contact table has a person_id ...
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1answer
20 views

Help me define the tables in this scenario

We have 2 tables setup like this: WEB_GK_STATE PRG_CODE Varchar2(5) STATE Varchar2(2) WEB GK PRG_CODE Varchar2(5) TEXT Varchar2(4000) Here is some sample data: ...
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1answer
43 views

How to directly query other user tables

I am trying to learn Oracle database and I am having difficulties on importing a backup file with impdp command. I googled deeply but couldn't find answers to my problems. What have I done until now ...
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63 views

Connecting to Oracle database installed in one machine using Toad from another machine

I've an Oracle 12c installed in one machine in the LAN, and am able to access this database from the other machines in the LAN by the java applications using the jdbc thin driver connection ...
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2answers
62 views

Oracle: Inserting data using a database link

I am trying to use a SELECT query to populate a table in DB2 using a database link to DB1. I am using Oracle SQL Developer on a Windows 7 VM. I connect to DB2, and run the following query. INSERT ...
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1answer
117 views

Oracle alter column if exists

Hello I've messed up a certain db migration. I'm more of a postgres person than oracle, and I googled for a while and haven't find a way to do something like alter if exists. Basically what I need is ...
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1answer
29 views

Partitioning on a computed column

Using - Oracle 11g I have created a table say X. of this table, a column say C3 is a computed column which will have a value based on incoming values for the other 2 columns say C1 and C2. I am using ...
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1answer
39 views

How can I list Oracle editions granted?

In using Oracle Edition Based redefinition, I am receiving the error: ORA-38802: edition does not exist when issuing the call: DBMS_SESSION.SET_EDITION_DEFERRED("my_edition") I know the edition ...
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1answer
82 views

Running Oracle Export Utility within a Shell script

I have wasted a lot of time on this. Any ideas of what I am doing wrong here? Script in bash #!/usr/bin/bash . . . /export/home/app/oracle/product/10.2.0/bin/exp $uname/$passw \ ...
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65 views

Fast restore of dropped partitions

I want to test the restore of errorneously dropped partitions of a subpartitioned tables. This restore would consist of three steps: restore the database (or at least the necessary tablepsaces) to ...
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1answer
104 views

dbca cant remove database cleanly

when I ran dbca as administrator under windows server 2008R2 is used to delete the database completely ( database folder, control files, datafies, redo logs, then remove all related windows services ...
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2answers
85 views

How to setup Oracle at Amazon RDS

I created a Relational Database Service (RDS) with Oracle database at Amazon Web Services (aws.amazon.com). However, when I attempt to connect to the database (with SQLDeveloper or Navicat), I am ...
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4answers
89 views

What is a DB Link good for?

Here is defined what a DBLink is but I really understand for what kind of situations you need it? What I could imagine is a situation where I have a limited (in size like sql-server express) ...
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49 views

SELECT from Function that return CURSOR

I would like to select from a function that return a SYS_REFCURSOR Type value. for example : CREATE OR REPLACE FUNCTION my_funtion ( my_param IN VARCHAR2) RETURN SYS_REFCURSOR IS ...
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1answer
73 views

Why the optimizer does not use an Index Unique Scan?

I am on Oracle 10.2.0.4.0. I have a big Index Organized Table (IOT) with 74 columns and over 345 million of rows. An external tool execute a batch where I cannot touch the source code. The critical ...
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17 views

Oracle Mview - Get DML Type

I'm trying to create a replication of a table on a remote server. Table on remote Server : tbl_remote. i created a MATERIALIZED VIEW LOG on tbl_remote. also in my local server i created a ...
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1answer
176 views

error:ORA-01008: not all variables bound

I created a bus table and when i try to insert values in the table like: insert into bus values(&bus_no,&source, etc.,); I get an error: ORA-01008 not all variables bound
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118 views

ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist Process ID: 0 Session ID: 0 Serial number: 0 [closed]

When I tried to open a SQL connection in my command prompt I got the above exception. Can anybody tell me the solution please? I am using Oracle 11g, Windows 7 environment. I just downloaded and ...
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1answer
33 views

How to sort query filename output like Windows explorer?

i would like to order my query output the way Windows Explorer does. First special characters like _, then the numbers, and the letters last. _ttt.bmp 0.gif bbb.png
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1answer
22 views

Use Oracle on Web App (New Question)

Our database project is about creating a web application where the user can add or edit information. My concern is How do I connect Oracle 11g with my PHP? Note: Our teacher did not teach us about ...
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1answer
65 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 ...
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2answers
50 views

RMAN backup set, nothing else, how can I duplicate?

I have what appears to be an RMAN backup set, it has been multiplexed in 32 files, each containing 2-3 dbf's inside. The backupset refers to an SPFILE file, but it was not included in the set, the ...
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1answer
21 views

Is it possible to drop export some shema without data and the other with data

I have oracle 11G R2 under RHEL 6.3 test is the name of the database, the database contain 12 custom schema, sch1,sch2,...,sch12. is it possible to create database backup using datapump method that ...
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1answer
99 views

Comparing two different ODBC system-DNS entries. Which is faster? PS script

i want to find out which ODBC Connection is faster on my VM with Windows Server 2008 R2. I have two different ODBC providers. The first is "Oracle Instant Client ODBC" in v11. The other "Microsoft ...
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2answers
56 views

sp_sequence_get_range equivalent in Oracle

Do we have sp_sequence_get_range equivalent in Oracle. I need to advance my sequence by some numbers always how can I achieve this.
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1answer
31 views

Which parameters and metrics to look at when CDC based replication is causing high load?

I'm investigating the reasons why a Tungsten Replicator extractor is causing heavy load on an Oracle 11g database. The replication is set up to use synchronous CDC and there is no unusual load while ...
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2answers
76 views

Oracle: are objects created by sys in a schema the same as objects created by that user?

For example, are there any differences between: SCOTT@ORCL> create index a_idx on a(x); and SYS@ORCL> create index scott.a.idx on scott.a(x);
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42 views

Problem in ASM starting

iam working on wondows7 and oracle 11.2.0 this is my standalone system as i want to setup the ASM as i haeve createdthree logical Disk and ihave created parameter file for ASM but at the time of ...
2
votes
1answer
251 views

How to generate an SQL file with DBMS_DATAPUMP

I am trying to generate an SQL file with the DBMS_DATAPUMP api. This tasks is specifically adressed in Oracle support Note 1519981.1 (How To Generate A SQL File Using The DBMS_DATAPUMP API). When I ...
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0answers
94 views

Why only ~half of RAM is used by Oracle on Linux server?

Why Oracle 11.2 would be using only around half of available RAM on RHEL5 box? I have 64GB but 32GB is free which really annoys me. Any memory not used is wasted memory in my books - especially on ...
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1answer
137 views

Spool in Shell script not working for me

#!/bin/sh echo "Started at" `date +%Y/%m/%d" "%H:%M:%S` sqlplus -s ${ORA_LOGIN_SYSADM} <<EOF 2>&1 > /dev/null SET SERVEROUTPUT ON SET FEED OFF spool ech.txt create BEGIN ...
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2answers
90 views

Count values from one table using two columns in another table

I have a problem. I have table_1 (col1, col2, value) and table_2 (col1, col2). I want to count values from table_1 but only the rows which exist in table_2. In both tables col1 and col2 are key (not ...
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1answer
34 views

Oracle 10 RAC VIP returns non-VIP address for client

I am not a DB or even Oracle expert, but I wanted to understand when and why Oracle returns a different non-VIP address to the client, assuming this is correct behaviour? listener.ora LISTENER_DB-A ...
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1answer
104 views

Oracle Hot Backup Theory

After a hot backup, where all tablespaces are placed in backup mode seperately; i.e. alter tablespace user_data start backup; each datafile will have a different Checkpoint SCN in its header; with ...
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1answer
43 views

Convert string to number from xml at server side

I am having issues converting numbers stores as character (with . as decimal, sometimes are null) to number from xml on server side. Query is part of package. When I run the query below on my ...
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2answers
76 views

Specify NLS-Settings during Oracle installation under Windows

Is there an easy way to specify NLS parameters for the database during the installation? We want to install a new database (environment: Windows). For testing purpose we need NLS settings for ...
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1answer
95 views

I am upgrading from 11.1.0.7.0 to 11.2.0.3 with R12.1.3 while pre upgrade/catupgrd.sql erroring out ORA-00600

While upgrading from 11.1.0.7.0 to 11.2.0.3 with R12.1.3, during running the pre upgrade script catupgrd.sql, it is erroring out ORA-00600: internal error code, arguments: [qcisSetPlsqlCtx:tzi ...
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1answer
55 views

Getting sum result for last year divided quarterly

I am trying to get financial data grouped by each quarter of last year and also grouped by the last three weeks. Also, if it is possible, I want to have the type as a separate column with the type as ...