Oracle Database 11g (not 11g R2). Please also tag oracle for search purposes.

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Problem using sample schemas by Oracle in Oracle APEX

I am new to Oracle and Oracle APEX. I have been practicing to make Oracle APEX database application using "hr" schema of the database. Before doing so, I unlocked the schema, along with schemas ...
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3answers
11k views

Oracle 11g SYSDBA login

I installed Oracle 11g on my win xp machine. Now I want to connect to the database. I was told that to connect to the database from command prompt I should use SQLPLUS "/ AS SYSDBA". But I want to ...
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3answers
19k views

Is there any difference between Rem and — comments for SQL*Plus?

On SQL*Plus prompt, both Rem and -- qualify as comment indicators: Rem this is a comment -- this is also a comment create table emp ( id number primary key, name cvarchar2(40)); Is there any ...
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1answer
12 views

Oracle generated column aliases different on two DB's

We have a legacy application we cannot modify that connects to Oracle 11g and at some point runs a query and returns a result. The application however is using the "generated" column name from Oracle ...
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1answer
80 views

Oracle - Service Account vs Database Account?

I'm a developer and not a DBA, specifically not an Oracle DBA. I have a Java application that is connecting to a Oracle 11g R2 database. I have an account and schema called "OBR". I am being told the ...
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How do you schedule the times that a material view can refresh in oracle 11.2g?

Currently we schedule MV refresh's hourly, but this is causing a problem due to conflicting timeslots with the overnight routines. Is it possible to either block refreshes between certain times of the ...
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13 views

Oracle Database keeps JDBC pooled connections on DRCP configured port as dedicated

Our developers have had an application in java that connects to the database and JDBC was controlling their connection pools. To comply with pooling requirements for our PHP developers, we enabled ...
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38 views

What the exact different between Oracle Fusion Middleware and alternative (Non -Fusion)?

I have properly working CentOS release 6.7 (Final) and I have installed Oracle Database 11g Express Edition, Oracle SQL Developer (Working properly). Now I want to install Oracle Forms and Reports ...
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1answer
81 views

Oracle 11 rman db restore file corruption

First to mention that I came to the need of asking help after furious research I reattempts for about 3 weeks. I checked previous threads in Oracle community but nothing works for me. I am trying to ...
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55 views

I cannot start Oracle 11g

I cannot start Oracle 11g after a reboot. Configured Using ASM. I'm New to Oracle domain. # crsctl start has CRS-4124: Oracle High Availability Services startup failed. CRS-4000: Command Start ...
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27 views

Decode html containing html entities in Oracle 9i

I'm trying to decode html containing html entities. I've tried utl_i18n.unescape_reference and it works great in Oracle 11g but I need to use the same functionality also in 9i where utl_i18n was not ...
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primary key, foreign key relationship between the department and employee tables How do I install? (sql_developer) [closed]

Employees table: Column names: EMPLOYEE_ID EMPLOYEE_NAME EMPLOYEE_LASTNAME JOB EMPLOYEE_BUSINESS_PHONE EMPLOYEE_GSM SALARY HIRE_DATE E_MAIL DEPARTMAN_NO NOTE: For this table EMPLOYEE_ID is ...
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1answer
107 views

Select performance problems with conditional index vs non-conditional on large volume table

We are trying to change some indexes on a large-volume table to be conditional indexes (function-based indexes) to reduce how much space is being used for indexes against this table. When testing the ...
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2answers
7k views

Sql*Plus ERROR: ORA-12154: TNS:could not resolve the connect identifier specified

I installed Sql*PLUS on a cloud Oracle Linux Environment in order to access an remote database. I used the installation instructions provided as an answer here: ...
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0answers
31 views

Minimum Oracle table size making IOT advisable?

I have inherited an IOT that doesn't seem to merit it because: only 25k rows fairly pure join table, non-index fields rarely queried total index width only ~125 bytes total row width only ~160 bytes ...
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1answer
227 views

Updating row of one table using rows of another table based on specific conditions

I want to update OFFICE_ID,OFFICE_TYPE of FA_SUBLEDGER_MST table, by using OFFICE_ID,OFFICE_TYPE from EMPLOYEE_MST table based on following conditions: EMPLOYEE_MST.SL_CODE = FA_SUBLEDGER_MST.SL_CODE ...
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64 views

Reading XML content

Please assist. I want to read the following xml file using Oracle database. Fields that I want to see are class, limit and sel. This Xml is stored in a database table as a field/column. Thank you ...
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40 views

Why is my valid index not working with DBMS_COMPARISON.CREATE_COMPARISON?

Thanks in advance. I'm trying to use the DBMS_COMPARISON utility to check records in the existing schema vs. other linked databases. The table has a composite primary key. It consists of the NAME ...
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1answer
42 views

SYSAUX used space close to 100%

I am using Oracle 11g database server. I checked the SYSAUX used space using Object Browser, and it shows 99%. What will happen if it reaches 100%?
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1answer
54 views

Is there any better way in oracle to enable parallel other than this?

I want to do do following set of operation. execute immediate "alter session enable parallel query"; execute immediate "alter session enable parallel ddl"; execute immediate "alter session set ...
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0answers
176 views

Troubles on export data with PL/SQL developer

I'm trying to export data from a specific table using PL/SQL developer and Oracle 11g. Here's how I did : select * from mytable right click on mytable then "Export data" chose my table on a grid ...
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1answer
49 views

Prompt user for input using substitution variable

DECLARE localvar char; BEGIN localvar := &ENUMBER; IF localvar ='A' then dbms_output.put_line('Please proceed to Level1'); ELSIF localvar='B' or localvar='C' then ...
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1answer
189 views

Combining data of multiple rows in view

I have a table that holds timetracking data of users and looks somewhat like this: projectid activityid worklocationid year week day hours 1 22 21 2014 37 ...
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1answer
47 views

Oracle11g - Convert alpha characters to numeric in select

I am only able to convert alpha characters to numeric by nesting REPLACE. Is there a better way to handle this? Desired conversion: a - 1 A - 1 b - 2 B - 2 c - 3 C - 3 ... z - 26 Z - 26 Example: ...
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1answer
58k views

Oracle 11g listener fails with ORA-12514 and ORA-12505 errors

I run an instance of Oracle 11g locally on my development machine and can connect to the local instance directly via SqlPlus: c:\>sqlplus ace SQL*Plus: Release 11.2.0.2.0 Production on Mon Mar ...
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4answers
34k views

Convert a Unix timestamp to a DATETIME in a View

I have a table that stores a unix timestamp. To query this as a date, I'm attempting to convert this timestamp to a datetime type in a view. Unfortunately, I can only seem to get the DATE portion out. ...
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1answer
291 views

What privileges are needed to run EXPLAIN PLAN FOR CREATE INDEX?

My user can EXPLAIN PLAN FOR any query I like, but not for CREATE INDEX. I need to do that in order to estimate a suggested index's size, and using sysdba is out of question. What privileges should I ...
2
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1answer
106 views

Is it possible to copy mounted database without RMAN?

I need to make a copy of production database for development. For some reason I can't use RMAN. My question is: can I copy standby database while its in mounted state and recovery is canceled? Of ...
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3answers
4k views

cursor: pin S wait on X in 11g

This has been one of top5 wait events in our database, even though there were not many waits but we see it as a potential threat, we want to find the root cause and solution. Any advice will be ...
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82 views

Oracle database doesn't go to upgrade mode

I am trying to upgrade/migrate from 10g to 11g. When I start the database in upgrade mode with: startup upgrade select status from v$instance STATUS -------- MOUNTED It doesn't go to upgrade ...
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2k views

ORA-01157: cannot identify/lock data file 201

SQL> select FILE_NAME,TABLESPACE_NAME from dba_temp_files; * ERROR at line 1: ORA-01157: cannot identify/lock data file 201 - see DBWR trace file ...
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1answer
149 views

Remote connection issue from windows machine

I have installed database 11g on machine A (Windows). Now I need to access that database from machine B (Windows), where my application is placed. I am able to ping B --> A but telnet is not working. ...
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329 views

Is there are a way to restore System schema to it's original state?

I've installed Oracle 11g Database Enterprise Edition and my task was to import schemas. I'm totally new so I ran command: imp system/password file=path.dmp full=y And import everything (10 dumps, ...
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0answers
541 views

How to drop invalid Java classes from Oracle?

I tried to load some jars into my database, but I think I messed up something, because I tried as DBA and then with some oracle user... This was my first command: call dbms_java.loadjava('-genmissing ...
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41 views

column values combination

I have chains of nodes like A -> B -> C -> F D -> E and store them in an Oracle table pair with 2 columns left_node and right_node left_node right_node A B B C ...
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3answers
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What are the mandatory/required oracle 11g tablespaces?

Ok, what are the mandatory tablespaces in oracle 11g. My research has lead me to believe there are three of them: System, Sysaux, and Undo. However since I am taking the OCA and all the ...
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1answer
951 views

How to create an Oracle Database Link when the password has special characters

I'm trying to create a DBLink. SQL Developer is the client I'm using. The password to my remote user has *'s in it. I'm having trouble figuring this out. This syntax isn't working: CREATE DATABASE ...
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1answer
17 views

Do I need to create tablepspace and also add all datafiles before import schema using datapump

Do I need to create tablespace and also add all data files before import schema using data pump or impdp add all data files itself first and then unload data into it..?
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61 views

Oracle Application Server Integration With APEX

This might not be directly related to DBA, if so kindly advise. I need to integrated some reports created via Oracle Reports Builder with APEX. Reports are in RDF format. Which version of Oracle ...
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1answer
49 views

How to get a list of stored procedure along with their execution count in oracle 12c?

Hi I am new to Oracle 12c, though I was working on SQL Server for a long time. Is there a way to get a list of stored procedures with their execution count in oracle 12c. We can get it using DMV in ...
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296 views

Script to find unused indexes over a period of time doesn't work in Oracle 11g

The statspack_unused_indexes.sql script described in this page would be incredibly useful to me, but it has been coded for an earlier version of Oracle. When I try to run it on 11g, I get the ...
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35 views

Recover Oracle database with damaged system datafile

I'm working with Oracle version 11. My system01.dbf is corrupted and there is no backup. The database was in archive log mode and logs exists. Is there any way to recover data and import to a new ...
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1answer
50 views

Oracle DB: Can one db file be shared between table space

Can one db file be shared between table space? I am deleting temp table space as below, Get all the files in table space: SELECT FILE_NAME FROM DBA_TEMP_FILES WHERE TABLESPACE_NAME = ...
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1answer
28 views

How can I get a single row on a inner join not to double my sum

I have two tables (DEP_DEZ & CAR_EXP): ID FK_ID_CHESTIONAR TOTAL_E TOTAL_F TOTAL_STOC 261 644 87 152 48 ID MASA_TOTALA FK_ID_CHESTIONAR 405 20 644 406 45 ...
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1answer
111 views

Oracle 11g PGA advice view is empty when it shouldn't

I have the following situation in an Oracle 11g server (it's part of a RAC). PGA_AGGREGATE_TARGET is set, STATISTICS_LEVEL is TYPICAL, and yet V$PGA_TARGET_ADVICE shows up empty. Why does this happen? ...
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1answer
254 views

Moving data from one DB to another where the table/column structure is identical

Question about the import / export process. I know is SQL Developer I can export all the columns from a table and import into the same table on another server. My question is - what happens with the ...
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2answers
17k views

insufficient privileges while executing oracle stored procedure?

Im getting insufficient privileges error while executing the following oracle stored procedure. Im using Oracle Database 10g Express Edition. CREATE OR REPLACE PROCEDURE sp_update_acounts( ...
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2answers
63 views

Getting results without using IN

Oracle has a limit on the arguments in the IN statement of 1000, I believe, is there a way around this? If I had a statement similar to this (with 1000 ids or more): SELECT COUNT(*) FROM "VERSION" ...
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Case statement in a where clause in Oracle

I am writing a report for a customer using SQL. The end result of this report is to show a group of people with an expired certification or expiring certification. The report has a ...
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2answers
89 views

Tables Visible to a Specific User?

Is there a way to get a list of tables and views that a specific user can see, without logging in as that user? Initially, I tried something like select distinct p.table_name as value from ...