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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2
votes
1answer
20 views

Regular expression in a SQL case statement

I have records formatted as such: CBS405/505 Fourth Week(Wtr Qtr) BR 404-504-604 Fifth Week(Fall Qtr) AP490-QB-09 Weekly Sessions(Spr Qtr) APR501 Fourth Week(Wtr Qtr) MP 300 Fourth Week(Wtr Qtr) ...
0
votes
1answer
1k views

startup mount issues with Oracle

I am a newbie with Oracle so bear with me. I am trying to simply shutdown and restart an Oracle db instance on a Windows Server 2008 machine (Oracle 11.2.0). Logged in via sqlplus, I issue the ...
-2
votes
0answers
10 views

Pointing SOA10g to OUD [on hold]

We were using OID, but have changed to a LDAP OUD server. When we follow the documentation we don't find our fix. Does anyone know the process to make this change?
3
votes
0answers
40 views

How to track DML events ocurred in the current day

I have the following query to track what tables are modified in the current date: SELECT TABLE_OWNER, TABLE_NAME, INSERTS, UPDATES, DELETES, TIMESTAMP AS ...
5
votes
2answers
3k views

Why is truncate DDL?

I have an interview question, which being asked during my interview. I answered the question, but interviewer was not convinced with my answer. So, please let me know the what would be the correct ...
0
votes
1answer
190 views

Generic or better yet custom message of the day in Oracle sql plus

I'm trying to create a message of the day type notification when users login to sqlplus. Currently I use the login.sql to add a dbms_application_info and set a module and action for the message. ...
27
votes
5answers
13k views

Why not use a table instead of a materialized view?

I'm new to Oracle databases. If I have understood correctly, materialized view is a view which result set is saved as a physical table in the database and this view/table is refreshed bases on some ...
0
votes
2answers
260 views

Oracle server 11g stops working with 12541 error until IP address changes

Running Oracle 11g 11.2.0.1.0 Server mysteriously stopped accepting connections to its databases. In other words, you run sqlplus and try connecting as any account and get an error that the listener ...
-1
votes
0answers
21 views

clarification of union, intersection, and or, xor [on hold]

I am confused about this question. It seems some questions are redundant (1) Find the driving licence numbers and full names of all who used the truck PKR3344 and those who used the truck WWF1155. ...
0
votes
1answer
31 views

How to select a column to compare two values in it with AND [on hold]

How to select a column to compare two values in it with AND select distinct c.reg#, a.fname, a.lname, to_char(b.L#) as "L" from employee a, driver b, trip c where a.e#=b.e# and b.l#=c.l# and ...
0
votes
0answers
11 views

Query DML code to determine source and target data

I looking to scan all of the procedures in our database in order to save off source and target table information for our data loads. I'm thinking there should be some sort of dba table which will give ...
0
votes
1answer
16 views

How to select data out of an Oracle collection/array?

Due to needing some complex data manipulation and not being able to use PHP, I crafted a procedure (not stored, it's just run when we run the query) in Oracle to manipulate the data and store it in an ...
0
votes
1answer
30 views

Oracle SQL Complications With Multiple Triggers

Hey all so I am creating a DB that is used going to be used for managing utilities of a system. My DB has 3 tables: Users, Utilites, and Files (leaving Files table out because question shouldn't ...
0
votes
1answer
96 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
2answers
33 views

Set Oracle Home (install Oracle Home) for Toad 12.6

I had Toad 11.5 and I'm trying to install Toad 12.6, to connect to Oracle 11g on a 64-bit Windows 7 machine. No matter what I try, when I start Toad 12.6, I get the error: "No valid Oracle clients ...
2
votes
1answer
254 views

Database design for a table with both bulk insert and single row insert

I have to design a table where records will be inserted in two ways. Bulk insert from a batch process from a delimited text file between 2 - 3 million rows in a short burst. Later the same records ...
1
vote
0answers
44 views

Export entire Oracle schema to ASCII and import into DB2

I'm looking for a solution to export a number of schemas from Oracle to ASCII or other flat file format. The data then has to be read by DB2 import. Does anyone know the what oracle export commands ...
-1
votes
2answers
1k views

Unable to mount database: error reading control file

I have an installation of an Oracle XE on Windows 7 (Home Premium). The database worked fine until yesterday when the database could not be started. It reports ORA-01033: oracle initialization or ...
1
vote
1answer
23 views

Load file based on line number in sqlldr

I am trying to load header and detail records from a file. The only way I know the difference between the header and the detail records is the line number. The first line is always the header and the ...
0
votes
2answers
41 views

inner join select - group by?

I have 2 tables (Oracle database): ANEXA2A_TABEL1: id fk_id_anexa pet1 pet2 alt1 alt2 1 123 10 1 20 2 2 321 11 2 10 3 ...
0
votes
1answer
40 views

Proper use of extract function? [on hold]

I am trying to select names of employees who were born in 1985. I am doing this but it is giving me an error. SQL> select fname, lname, count(E#) as "total" 2 extract(year from date, dob) as ...
0
votes
1answer
18 views

How to exceute view without DBLink in oracle server

I have 2 views, example V1 from Database DB1 , V2 from database DB2, these 2 database server are remotely configured, I can able to execute these views separately without database link in the ...
0
votes
3answers
144 views

Upgrading Oracle from 11.1.0.6 to 11.2.0.2 on Linux Red Hat

I am trying to upgrade the Oracle db from 11.1.0.6 to 11.2.0.4 in Red Hat Linux 5.3. The current database is installed on location. I checked the path using command cat /etc/oratab ...
1
vote
2answers
13k views

How to move csv file into oracle database using sql developer?

How to move csv file into oracle database without creating table firstly using sql developer rather than sql loader?
2
votes
1answer
136 views

Oracle user locks (dbms_lock): guaranteed order of requests granted?

I was wondering if Oracle guarantees that the sequence of dbms_lock.request granted is the same as the sequence in which they were requested. In my tests it always was the case, but I couldn't find ...
0
votes
1answer
108 views

Mutiple updates with FORALL

I have 2 tables, one is a fact table (100000000 records), and the other is a catalog (2000), I need to update the FK at the fact table, can I use for all in this case?. I wrote this but it doesn't ...
0
votes
1answer
126 views

Check Oracle Service is Started from Batch Command

Uses: Oracle9i Standard Ed; I have a schedule which performs a Dump Import and afterwards the System Reboots itself, which is happening without any problem. After the System had rebooted, I have ...
0
votes
1answer
23 views

phpmyadmin like interface for Oracle [on hold]

Is there any phpmyadmin like interface for Oracle? Currently most of my work is on a remote machine, and SQL Developer is really heavy and slow on it. It would be nice if there was web interface that ...
0
votes
1answer
26 views

Call trigger during SQL Loader insert

I'm trying to insert data from a file into an Oracle table using SQL loader. The primary key is populated by a sequence where the nextVal is called from an insert trigger. When I try using sqlldr, it ...
-1
votes
0answers
14 views

Connecting to Oracle Database on Port other than 1521

I have two machines on the network and on one Oracle 12 c is installed on port 1521. I need to connect to this Oracle database from my other machine but for some reason I need to connect from port ...
0
votes
1answer
39 views

How to view the latest entries in all tables in an Oracle DB? [on hold]

I wanted to examine a running Oracle instance on one of our servers, but nobody knows, if there's still any data of interest stored in the database. Unfortunately our last Oracle admin has left our ...
1
vote
1answer
248 views

One Materialized View 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 ...
0
votes
1answer
20 views

ORA-01722 Error when running stored procedure

I am trying to run a stored procedure however when I run it with an a valid Number it gives me an ORA-01722 error. I checked to make sure that the columns in the where clause where the parameter is ...
-4
votes
0answers
32 views

**Homework/Research** for future Database Administrator [on hold]

Considering I am pretty new to software development/programming I decided to do a technical writing report researching what programming languages are best suited for students wanting to pursue a ...
0
votes
1answer
903 views

How to count number of rows inside Oracle dump file?

I have a huge (38Gb after bzip2) Oracle EXP dump file. It contains one table. Such big dumps usually end up with an error, but in fact contain the full table. Earlier I was importing these tables ...
1
vote
1answer
30 views

trigger or check constraint insert values based upon existence of others

For simplicity (and since it captures the essence of my problem), suppose I have a table with data. CREATE TABLE my_practice_table ( my_id NUMBER(12), field_2 VARCHAR2(20), field_3 ...
3
votes
2answers
438 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 ...
0
votes
0answers
15 views

Dmp file import create triggers error

I've taken a full database backup from one server to be moved to another using the following command (both using Oracle 11g): exp SYSTEM/password@db1 full=y grants=y rows=y file=backup.dmp And now ...
0
votes
0answers
11 views

write data on multiple storageNodes in oracle NoSQL

I'm using oracle NoSQL on ubuntu (newbie to both) and created 3 storageNodes (with 3 RN on each) in one computer on different ports (5000,6000 and 7000) in a store named mystore. Now I need to write 1 ...
2
votes
1answer
624 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
1answer
2k views

How to create Oracle RAC database using dbca silent mode with different db_name and db_unique_name

I have a requirement to use dbca (version 11.2.0.3) silent mode to create a RAC database on a 2-node RAC and the db_name and db_unique_name must be different, I tried following dbca command ...
5
votes
1answer
7k views

Why I don't need to COMMIT in database trigger?

We can't COMMIT/ROLLBACK in DML triggers because transaction is handled manually after DML statement. However, database triggers seems to be an exception. For example, suppose there's a database ...
2
votes
1answer
23 views

Re-import packages in Oracle

I'm aware of options to re-import data to tables using table_exists_action and can give options like skip,append or replace for the data. But is there an option to re-import packages (re-create) into ...
1
vote
1answer
339 views

Help with Oracle Pipelined function

I have a pivot where I have a contract with tank numbers separated by ; and I've been given this example to pivot them down into rows (which works): SELECT oks_c.contract_number, ...
0
votes
1answer
161 views

ORA-12541: TNS: No listener after adding new IPs to machine [on hold]

We are receiving the ORA-12541 error since we added 2 new IP addresses to the machine. This may or may not be related to the problem at hand, but this is the latest severe change that was made, before ...
2
votes
1answer
2k views

Oracle 10g: Optimizing an update query that uses a subquery

I have the following query within a stored procedure, and I've been trying to improve its performance to no avail. UPDATE TBL_REPORTING REP SET (REP.ISSUER_ID, REP.ISSUER_NAME ) = ( ...
1
vote
1answer
108 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 ...
1
vote
1answer
1k 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 ...
0
votes
1answer
126 views

Select * from (every table in an subselect)

I was trying to get an select * from (for column table result) every table_name with the result bellow, how can i achieve this? (SELECT a.table_name FROM all_cons_columns a JOIN all_constraints c ...
-2
votes
0answers
19 views

Calculate percentage of a column group by 2 columns in pivot table format using oracle 11g sql [closed]

I would like to request help displaying count of a column and respective percentage of a column as in pivot table. I tried several options of which I yielded 18 rows when used kind of select first ...