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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Oracle: duplicate schema to another database

I want to copy an Oracle schema from a production database to a validation database. Both databases are Oracle 11g R1 standard edition and need less interrupting time as I can (but I can do if it ...
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21 views

OCIEnvCreate failed to create environment handle after installing oracle_fdw

I'm want use Postgresql 9.3 in CentOS 7 and add extention oracle_fdw. but when use this extenstion i get error OCIEnvCreate failed to create environment handle after installing oracle_fdw. my ...
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2answers
46 views

Duplicate data in a table given table name

For a performance testing application we need to have lot more data in our tables than what we have now. How do I duplicate the data in a table. In the process of duplicating I also need to set new ...
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1answer
22 views

Is PDO_OCI classed as ODBC? [on hold]

I did post this question at Is PDO_OCI (PHP PDO using Oracle Instant Client) classed as ODBC? anonymously, but then it wouldn't allow me to comment on it so I registered and am posting it again here. ...
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1answer
23 views

Oracle SQL Summing Values From Two Different Tables

Hey all so I am trying to add to (or subtract from) a column of different values based on a separate column in another table. Here is a example of what I am tying to do: Table 1: (Current Inventory) ...
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1answer
44 views

ORA-01078: failure in processing system parameters LRM-00109 error too

SQL*Plus: Release 11.2.0.1.0 Production on Sun Mar 1 16:40:07 2015 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to an idle instance. SQL> startup ORA-01078: failure in ...
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0answers
16 views

Is PDO_OCI (PHP PDO using Oracle Instant Client) classed as ODBC? [on hold]

I have a question that's been concerning me for some time. We use Oracle at our company and we're about to upgrade to a newer release. I understand that Oracle have some additional licensing if you ...
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0answers
12 views

Oracle Linked Server only works with Sql Login

I'm having this weird error for some time. When I login to sql server and use the linked server SELECT * FROM OPENQUERY(MEGA, 'SELECT 1 FROM DUAL') I receive this error OLE DB provider ...
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0answers
9 views

Configure Oracle DB to store backups on External Storage [on hold]

How can we Configure Oracle DB to store backups on External Storage ? Oracle DB is a vm machine on ESXi Host Let me know if you need more details. Please advise.
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1answer
20 views

Migrating Oracle to MySQL: MySql Workbench Not Available

I am currently trying to migrate information from a query of a remote Oracle database to a local MySQL database. I have poked around and have found it has been frequently suggested to use the ...
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0answers
29 views

split string into multiple rows with multiple columns [migrated]

I have a string with user information. I have to write a function that takes string as input and inserts into some table. Input string contains multiple rows with multiple columns like following: ...
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1answer
43 views

How to quickly increase column size in Oracle?

In our Oracle 11 database we have a table with more that 100 million rows and we would like to increase size of one column (not used in any index). I tried to execute command alter table shipment ...
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2answers
38 views

Join multiple Tables by date

i got some problems on my approach to join a couple of tables by a date range. This are my tables: RETURNS: RETURN_DATE RETURN_AMOUNT 02.05.14 2 02.05.14 3 02.05.14 1 ...
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vote
1answer
25 views

Restrict Oracle DB Login based on SQL Client being used

We have an application in our organization that is based on Oracle Forms 11g (on Oracle Fusion Middleware/WLS). Users have access to the application through accounts created at the database (i.e. they ...
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0answers
74 views

Why am I able to query a remote database without a dblink?

While researching a security concern, I discovered that users are able to query a remote database without the need of a dblink. However, this was only true for databases that had no value for ...
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votes
1answer
47 views

Behavior of Oracle During Very Large Transactions

I understand that if a transaction is large enough to overflow all of the redo logs on an Oracle database, and the database is in ARCHIVELOG mode, the transaction will wait until the archive log file ...
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2answers
27 views

Oracle SQL Creating Copy of Table Using DBMS_metadata

so I am trying to create a copy of a table using dbms_metadata. I know you can get the DDL of a table by executing DBMS_METADATA.get_DDL('Table','TABLENAME') so my question now is how can I use this ...
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2answers
20 views

Check attribute table referenced foreign key

I have two tables a and b like this: a: id, type b: a_id, ... There is a limitation for which the references of a in b can only be those which have type equal to a limited set of values. Is it ...
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0answers
12 views

How to use DMBS_LDAP to select 3 attributes for selected entries

I'm attempting to use DBMS_LDAP to create a procedure in Oracle 11.2.0.2.0 that ultimately updates an employee table from active directory. The attributes I want are sAMAccountName, GivenName, and ...
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1answer
18 views

Reusing views to do aggregate queries [closed]

I have created some views which give me some values. So some thing like the following select from a table of all ids gives me some thing like id1 id2 id3 id4 view1 gives me id1 2 id1 1 id1 3 ...
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0answers
26 views

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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1answer
39 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
51 views

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

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
votes
1answer
60 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
45 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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0answers
9 views

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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0answers
67 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 ...
1
vote
1answer
35 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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0answers
31 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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votes
1answer
47 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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votes
2answers
92 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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votes
1answer
34 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
32 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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votes
1answer
19 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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votes
1answer
38 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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votes
0answers
34 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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votes
2answers
28 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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votes
1answer
35 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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votes
1answer
25 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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0answers
46 views

not connected to ORACLE - ORA-03114

I got many days dealign with this error with oracle, can someone tell how to fix this or something, I've tried with Python and I got this error too Python Terminal: >>> con.version ...
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votes
1answer
16 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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votes
1answer
52 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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vote
0answers
37 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 ...
0
votes
1answer
37 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 ...
1
vote
2answers
48 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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votes
4answers
67 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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votes
0answers
22 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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votes
1answer
59 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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0answers
15 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 ...
0
votes
1answer
35 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