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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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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2answers
38 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
47 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); ...
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1answer
105 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
59 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
39 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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1answer
93 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
53 views

How to create a function(table_name) that return a collection in Oracle?

I need to create a function in Oracle that accepts a table name and return a collection the content of which is based the table that accepted. I've been doing some search, many examples are of the ...
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0answers
37 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 ...
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1answer
173 views

Connecting to SQL Server using Oracle SQL Developer

I am using oracle sql developer to manage my oracle database. I recently added third party database jdbc drivers to be able to connect to my new MySQL and SQL Server installations. I need help with ...
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2answers
50 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: ...
2
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1answer
112 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 ...
2
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1answer
54 views

Running a query over the network multiple times seems to choke performance, how can I pinpoint the problem?

Background: Oracle 11g running on Windows 2003 x64 SP2 on a 3.06GHz Xeon X5675 with 16GB RAM Over the past 3 weeks, a query I used to run approximately every 5 minutes has started to respond very ...
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1answer
66 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 ...
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0answers
35 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 ...
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1answer
29 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 ...
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1answer
118 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
40 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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2answers
179 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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1answer
54 views

Oracle RMAN Incremental update or merge questions

1- Does Oracle RMAN support Incremental Update/Merge option for device type SBT ? Or its only supported for Disk ? 2 - During an update/merge operation during the incremental backup, does RMAN write ...
2
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1answer
97 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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1answer
68 views

Tablespace of an index organized table

I want to find the tablespace of an index organized table with primary key. With dba_segments I can only find the tablespace for the primary key. But how can I find the tablespace for the table?
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1answer
3k 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 ...
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0answers
21 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 ...
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1answer
130 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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1answer
44 views

Bypassing Password Verify Function

I am considering making a recommendation to enforce a password verify function that will not allow users to change their own passwords. My understanding of the PASSWORD_VERIFY_FUNCTION in Oracle is ...
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2answers
51 views

Oracle patching

Hi everyone I'm a student and I need a help with Oracle patch's. My DB 10.2.0.5.0 I don't understand how to check which of CPU and PSU patch's were installed. When I try to use sql select * from ...
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1answer
35 views

What is the disadvantage of maintaining both row and column table storage?

I just watched Oracle's In Memory database release. I can understand that removing a lot OLAP indexes accelerated the database a bit. But does that really mean maintaining 2 table storages doesn't ...
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0answers
36 views

increased tablespace but dba_tablespace_usage_metrics order shows same

Although I appear to have solved the problem of the tablespace being full I am perplexed that after altering the the datafile size that the tablespace size has remained the same. What is it that I ...
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1answer
44 views

General question on dbms_stats

General question on dbms_stats and auto sample size? what is the impact of having IOTs with overflows and you switch to auto_sample_size and enable approximate NDV . How does it impact?
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1answer
40 views

Possible Inconsistency Among System Tables

Is there a reason that there would be a significant difference in the number of records in the DBA_USERS table and the USER$ table?
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1answer
75 views

Can I run DDL in pretend mode in Oracle

I have a script to drop several objects in the database (including queues) -- when it partially fails I need to recreate the objects that have already been dropped to continue testing the script. For ...
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2answers
480 views

What is the difference between Schema and Database in Oracle?

In oracle, Datafile are system files where actual data is stored.The collection to datafile make Tablespace and atlast database is collection of tablespaces Correct me if I am wrong on the concepts ...
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0answers
40 views

Testing equivalence in strings with different character sets

I have to synchronize a number of tables with string columns between two databases: the source Oracle 10.2.0.3 NLS_CHARACTERSET WE8MSWIN1252, NLS_LENGTH_SEMANTICS BYTE the destination Oracle ...
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0answers
33 views

Running DBMS_AUDIT_MGMT package under other user than SYS

I want to run DBMS_AUDIT_MGMT package under user CENTRUMADMIN. But error occurs even when I try to run this part of code: BEGIN DBMS_AUDIT_MGMT.init_cleanup( audit_trail_type => ...
1
vote
2answers
88 views

Table design for multi-type data

The information model I am modelling from includes an "any type". For example a customer can have zero or more 'entries' each of which can have a number of values. Each value could be a either date, ...
2
votes
1answer
146 views

Oracle TimesTen vs Oracle database in-memory

Oracle has recently announced its latest Oracle database in-memory feature in 12c. Oracle already had an in-memory database TimesTen and now I was wondering as to what the the differences between ...
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votes
2answers
61 views

use of synonyms in oracle

I want to know the usage of Synonyms in oracle.I have searched in internet there i have learned like synonyms will be created in one schema and we can use that in another schema. But still am not ...
1
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0answers
50 views

How to ensure on Oracle RAC One Node that the OWB control service is started on the active node after a planned relocate or unexpected fail-over? [closed]

I followed the document 'How To Install a Warehouse Builder 11g Repository on a RAC' (Doc ID 1571166.1) to set up the OWB repository (11.2.0.4) on my Oracle RAC One Node system. Because it's a RAC One ...
2
votes
1answer
81 views

Oracle database startup fails several times. Giving ksvcreate

Last night my production server database (ORACLE 10.2.04) was showing me number of connection exceeded as some times it show me. Then as usual I shut down abort my database then at the time database ...
2
votes
2answers
212 views

Design of an application log database

We are generating logs like following example(this is a table no actual pipes): 2014-06-10 09:00:03.457 | Channel1 | Operation3 | Function15 | 15ms 2014-06-10 09:00:08.245 | Channel2 | Operation5 | ...
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0answers
43 views

What are the key points while using Oracle12c as application database

We want to use Oracle12c database as the default data store for our application. We would not be using the plugable database features ; only single instance standalone database. The database would be ...
0
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2answers
58 views

How to get next value of Sequence dynamically in Oracle

I used to a SQL guy and trying my hands on Oracle front. I am getting dynamic values of sequence in a variable. I like to fetch next value for that sequence object in some output variable. How to ...
2
votes
1answer
117 views

Does Oracle run queries to completion after SQLdeveloper disconnects?

The query is a CREATE TABLE t as SELECT .....; statement. Can I reliably count on Oracle to complete this after I disconnect? After I re-connect, how can I check on the status of this query?
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1answer
58 views

How to perform same DML statements on two different servers (Oracle and SQL-Server) simultaneously

I have two servers, Oracle and SQL-Server. I have same database on both the servers. I want to perform DML (insert,update,delete). How can I perform same DML statements on both the servers ...
3
votes
1answer
60 views

How can I prevent having inconsistent data under isolation level serializable in Oracle SQL?

I have the following table: InStores +--------+---------+-----+ | ProdID | StoreID | qty | +--------+---------+-----+ | p1 | s1 | 25 | | p1 | s2 | 70 | +--------+---------+-----+ ...
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0answers
70 views

I use sqlDBx to connect oralce 12c, cannot connect

My computer is 64 bit.The sqlDbx that I am in the official website to download. I am a Chinese, hope ace to help me,thanks a lot !
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1answer
32 views

Is there a way to use Oracle XE as an easy-rollback “proxy” to regular Oracle [closed]

For development, we're currently connecting to shared dev databases that are way too big for XE (some are 100s of GB). Is there a way to set it up so that we can have a local XE on each developer's ...
2
votes
2answers
191 views

Why can't I drop this Oracle datafile - even though it seems empty?

This system is Oracle 11.2.0.3.0, using ASM. We had an issue where there seemed to be a corruption issue of some kind - every time a row tried to get inserted into the table, we'd get the following: ...
1
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1answer
67 views

Insert with different key values to avoid contraint violation

I have a set of Inserts traced of a database and I want to issue them into another similar one. The problem is that I'm getting contraint violation errors due the similar database already has the keys ...