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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What's the most efficient UUID column type

For storing a 128 bits UUID there are multiple storage options: a byte[16] column two bigint/long(64 bits) columns a CHAR(36) column - 32 hex digits + 4 dashes. a UUID database specific column, if ...
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1answer
91 views

How i can solve “ORA-03113” error when i startup oracle 11G database?

I have followed the link and others link from this site to solve my problem but I still have not solved the problem. All I get is the following: Microsoft Windows [Version 6.1.7601] Copyright (c) ...
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0answers
19 views

Oracle Archiving deleted rows via trigger and trigger logging if error

I created table in new schema/user CREATE TABLE archive.table1 ( id NUMBER(10), name VARCHAR(45), created_at DATE, updated_at DATE, deleted_at DATE ); I granted access to that table for ...
4
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1answer
443 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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1answer
23 views

What is the “other miscellaneous information” in the Shared Global Area (oracle database)?

I'm studying Oracle database ,and it says here that the SGA contains these data structures : Database buffer cache Redo log buffer Shared pool Java pool Large pool (optional) Data dictionary cache ...
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1answer
24 views

Unable to create Central Inventory

I am Traying to install Oracle 11g on my Linux a have alrady config the varible and X-host but can,t able to Create Central Inventory my Central Inventory location is : /u01/app/u0 ** and ...
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1answer
124 views

SQLNET.ALLOWED_LOGON_VERSION=12 and JDBC thin client

To fix password security issues we need to set SQLNET.ALLOWED_LOGON_VERSION=12. According to the Oracle Database Net Services Reference: Note the following implications of setting the value to ...
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1answer
35 views

Oracle Enterprise Manage “CPU utilization” is confusing

When I display the CPU utilization in the Enterprise Manager (in the Performance tab), there is a big discrepancy between the graph that shows the utilization and the table that shows the operating ...
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165 views

ORA-12518: TNS:listener could not hand off client connection ORACLE XE 11.2 x64

Im starting to be very very frustrated by this Oracle. So, I have installed Oracle XE 11.2 64 bit and ODAC121012_x64. I can start listener, I can do tnsping xe, but when I try to connect as via ...
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0answers
36 views

How to run oracle PL/SQL in C++? [migrated]

I want to run SQL script from a C++ program. My code goes like this: int main() { //..... sql_stmt = "Insert into t1 values ('qwerty');\nInsert into t1 values ('dothar');"; sql_stmt = ...
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0answers
11 views

Execute PL/SQL script in C++ using OCCI oracle [duplicate]

I want to run SQL script from a C++ program. my code goes like this: int main() { //..... sql_stmt = "Insert into t1 values ('qwerty');\nInsert into t1 values ('dothar');"; sql_stmt = ...
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1answer
44 views

Oracle dump to csv an keep NULL as empty string

I have the following sql file: SET COLSEP ';' SET ECHO OFF SET FEEDBACK OFF SET TERMOUT OFF SET PAGESIZE 32766 -- Maximum number we can set. -- i.e there will be duplication of ...
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1answer
699 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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0answers
29 views

Trying to run a shell script from dbms_scheduler . Throws error no matter what the script is?

I am trying to run a shell script from a dbms_scheduler but am getting a bunch of errors :- the job defn :- BEGIN DBMS_SCHEDULER.CREATE_JOB ( job_name => 'test_prog', ...
2
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0answers
49 views

How to avoid hardcoding a database link name in a package body

I have a PL/SQL package that copies data from a remote DB2 database using a database link. To keep the package configuration-independent I wrapped the remote table in a view. But a single field in a ...
1
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1answer
58 views

Using Oracle12C Client with Oracle11.g database

I have been using Oracle12c client to connect to an Oracle11g database in a remote server for about one month, it wasn't giving me any problems until this week, when I started getting the error: ...
1
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1answer
149 views

One Materialized Views 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 ...
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1answer
19 views

Using oracle easy connect does it really connect to the remote DB?

I tried connecting to remote host db using : sqlplus abc/abc@hostname1:1000/ABC And tried printing !hostname it still shows me local hostname from which I am running and not HOSTNAME1. So if ...
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1answer
64 views

Oracle Partition Table Space Issue

I have a table with list partitions on it. When i insert data i see that all the partitions have default initial size of 8 MB and I also noticed that when i truncate full table and check size it still ...
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0answers
46 views

ORA-02070: database does not support antijoin in this context

I don't think this is even a question, but in case someone has seen something like this before or has any thoughts besides 'file a bug with Oracle' (which I'm doing), I'd love to hear it. create ...
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2answers
122 views

Can I get some rationale from the Optimzer why it chose a certain explain plan?

This is not about reading an explain plan. This is not about adding any hints or measuring performance of a specific query. I have always been wondering whether it's possible for a given explain ...
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2answers
36 views

Should I create separate table or have the information as columns in the same table

Sorry for the title but I could not find anything better that could suit my needs. I'm designing the database of a Document Management (Circulation) application. There are two types of documents - A ...
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1answer
104 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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0answers
21 views

Why does second instance of database not open? [duplicate]

I have an instance called "test" of a database. I want to create a second instance called "orcl" of the same database on the same machine. I have created the second instance and made changes to ...
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44 views

Why does second instance of database not open?

SQL> startup ORACLE instance started. Total System Global Area 3841982464 bytes Fixed Size 2025392 bytes Variable Size 788531280 bytes Database Buffers ...
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1answer
91 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 ...
3
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1answer
228 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
42 views

Insert Into does not work with multiple rows

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 ...
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1answer
34 views

Move Oracle database to new server

I have a Oracle 11g R1 Standard Edition database on production server working on Windows 2008 R2 SE. Unfortunately server it not working properly (os/hardware failure) and I need to move it to ...
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1answer
43 views

Mutating Error , How to solve it

CREATE OR REPLACE TRIGGER LOAN_RP AFTER INSERT OR UPDATE ON FUND_DISBURSE REFERENCING NEW AS NEW OLD AS OLD FOR EACH ROW DECLARE V_FA FUND_DISBURSE.FUND_AMT%TYPE; V_RC NUMBER (10); ...
6
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1answer
9k views

What makes an Oracle Applications DBA different from an Oracle DBA?

All Oracle databases support some type of application that the Oracle DBA would need to have some knowledge of. What makes an Oracle Applications DBA different than this? Does the term mean that ...
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2answers
1k views

SQL Server to Oracle export using Microsoft OLEDB Provider for Oracle

I am trying to Export Data from SQL Server to Oracle using the "Microsoft OLEDB Provider for Oracle". I am using "Export Data..." option from Task menu. I get to connect to the source database (SQL ...
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2answers
42 views

Time elapsed Calculation

I need to calculated time elapsed for each user to perform his part in a transaction. The sequence is: 0 -1 - B2 or 0-B3 The table looks like the following: ...
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1answer
52 views

ORA-00907: missing right parenthesis on query with subqueries

I am getting ORA-00907: missing right parenthesis for the following query: SELECT PEOPLE.NAME FROM CLIENTS K INNER JOIN PEOPLE ON K.ID_L = PEOPLE.ID_L WHERE NOT EXISTS ( (SELECT DISTINCT ARTIST.ID_U ...
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1answer
26 views

Why is it necessary to type “host” before the imp command when I'm using SQL*Plus to import a dmp file into Oracle?

In SQL*Plus, I'm connected to an Oracle 11g database. When I type imp help=y It gives me SP2-0042: unknown command "imp help=y" - rest of line ignored. But when I type host imp help=y it ...
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3answers
67 views

Mysql to Oracle communication

I have a website running with php and mysql on Centos(Amazon instance). The newly brought ERP(to be integrated with existing system) uses Oracle as db(located on a separate Windows Server). The orders ...
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0answers
34 views

How can I enable audit on selected accounts only to know where they logged on from?

I want to audit certain DB accounts (the ones used for applications), to know which machine the user is logging on from. To save space, I don't want to enable this audit for every account in the ...
2
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0answers
328 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. ...
2
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1answer
61 views

Error Creating Foreign Key in Oracle

I have 2 tables: PRODUCTS PREFIX SUFFIX ATTR1 ATTR2 ----------------------------------------------------- 001 AAA 50 100 001 BBB 20 300 010 ...
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2answers
818 views

Dropped table not showing up in recycle bin

I tried dropping a table and then when i viewed the recycle bin nothing was there in it . Earlier too i dropped tables many a times but I was surprised to find no objects whatsover in it . What's the ...
0
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1answer
42 views

SQL query for all combinations without repetition

I need a function for calculating combinations without repetition from a list. Example: I have a list of names e.g. Tom Bob Paul Tina Now I need a list of 3 names out of the 4 without having a ...
0
votes
1answer
60 views

Login / Password for Oracle Enterprise Manager in VM template?

I want to setup Oracle Enterprise Manager to access our development Oracle databases. I downloaded the following VM template from https://edelivery.oracle.com/EPD/Search/handle_go Oracle VM ...
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0answers
29 views

Migrate from mysql to oracle

I'm trying to migrate a db from mysql to oracle, I'm trying to follow the videos from the official page of oracle: Here! But I have a doubt, when I'm trying to do the step of "translate" I don't have ...
0
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1answer
21 views

What is the distinction between ALL_PROCEDURES and DBA_PROCEDURES, and other schema tables?

I recently failed to find a known procedure when searching ALL_PROCEDURES, and on a whim tried DBA_PROCEDURES: lo, there it is. The doc pages (ALL_; DBA_) both say "...lists all functions and ...
2
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1answer
87 views

Is there a way to pass to execute immediate only once a variable but use it several times?

I have a Cursor that gets its data from a script along these lines: OPEN myCursor FOR SELECT value1 AS Value1, myPackage.function1 (value1, :myId) AS Result1, myPackage.function2 (value1, :myId) ...
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2answers
57 views

How to dump data from Oracle to MySql

In my migration project, i need to dump the data from oracle to mysql. So is there any utility or way i can do this operation? The data dump file in the form of .dmp.
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0answers
20 views

Low performance oci_execute

I work with a PHP application that connects to an Oracle database. Sometimes, the PHP executes a large query from a large database the page loads for ages (more than 200s). But I've seen something ...
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1answer
84 views

How to reference a table from another schema inside a package?

I am using TOAD to create a package in a Schema that I have am owner. My package uses tables of another schema. The package has a procedure that uses a cursor. When I create the package I get ...
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0answers
306 views

IO Error: The Network Adapter could not establish the connection - with Oracle 11gR2. Connecting with SQL developer

I have installed Oracle 11g ON a RedHat6 linux instance, by following all the steps mentioned in "http://technologylair.net/2013/08/oracle-11g-installation-linux/#comment-50" I am trying to connect to ...
0
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0answers
15 views

Debugging long Oracle queries and identifying offending data for 'Expression type does not match a required type' error

I have a long running query with a large number of complex XQueries. This queries used to work but more recently it is giving me Expression type does not match a required type error. I suspect ...