Questions tagged [oracle-18c]

Oracle Database 18c. Please also tag oracle for search purposes.

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Can't find missing packages Oracle Linux 8

super newbie here. Trying to learn DBA stuff. I've been trying to install oracle database 18c on Oracle Linux 8 but there are two missing packages that are just not being found. I need these to ...
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2answers
52 views

Impact of “_oracle_script”=true in Oracle database 18c

I just installed Oracle XE 18c (I migrated from 11g XE) ... After running the installer, I saw new features; for example, Oracle now supports a multitenat model and a concept called pluggable ...
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25 views

Unable to find oracle/dms/console/DMSConsole

I am using centos-8, java-8, tomcat-8, oracle 18.4.0 XE I not able to connect to the database. Tried to check everything that I was able to do but not able to understand where is the mistake. I ...
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1answer
26 views

Migrate Oracle 12c to 18c in AWS RDS

Currently we have an Amazon RDS Oracle 12c instance and we need to upgrade it to Oracle 18c in a new RDS instance. What is the correct approach to do this? Can we set up an 18c instance staright ...
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2answers
53 views

Unable to import DMP file that is made in 11g2 to Oracle 18c

My OS=CENTOS 7 Oracle=18c XE I am trying to import a DMP file that is exported from XE 11g2 and now trying to import it in 18c XE. Here are the errors: [root@linux gsw]# impdp user/pass ...
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1answer
17 views

Not able to access Oracle manager online. Port 5500 is closed [closed]

I am using Oracle 18c XE on CentOS 7. The database installed successfully but not able to bring it online to my hostname. what I did is: Added port 5500 in firewall: firewall-cmd --permanent --add-...
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1answer
54 views

[[FATAL]] [[DBT-06103]] The port (5,500) is already in use [duplicate]

I am trying to install oracle 18c XE on CentOS 7. I have opened the ports: firewall-cmd --permanent --add-port=1521/tcp firewall-cmd --permanent --add-port=1630/tcp firewall-cmd --permanent --add-...
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1answer
37 views

Is Oracle 18c XE good enough to start learning to be a DBA? [closed]

I don't know if the esteemed community here will find this question silly, but at the same time I thought that I would get a good answer to my question here. As of now, I am into writing SQL queries/...
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1answer
19 views

Keep getting “Connected to an idle instance” in 18c when trying to connect to database

I installed Oracle Database 18c yesterday and then installed Oracle Application Express v20.1. Everything was perfect and I was able to work on Apex too. Then I shutdown the computer and today I ...
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1answer
11 views

How does one connect to a schema within a PDB (other than schema SYS)?

Using Oracle 18c on RedHat Linux 8 Connecting to CDB as 'SYS', I cannot figure out how to connect to a schema within the PDB other than as 'SYS'. Maybe I don't understand the CDB/PDB architecture ...
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2answers
126 views

What are v$database, SID, ServiceName, istance in Oracle 18c?

I have set up Oracle 18c (18.4) on Windows 10 on a company laptop (localhost should be the same as my company's domain name). Once I've created user SYSTEM with password at the installation I tried to ...
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1answer
289 views

LRM-00101: unknown parameter name '_first_spare_parameter'

I am part-way through an upgrade from Oracle 11g to 18c on RedHat. The Database Upgrade Assistant gives the message: Errors encountered during the execution of "Database Components Upgrade". ...
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26 views

Oracle XE 18c DBFS_CLIENT auth failing for SYS without SYSDBA privileges

I have been following this tutorial to setup an Oracle DBFS environment for testing. A certain step of the tutorial is pointing to the use of the DBFS_CLIENT: When I try to authenticate on the ...
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1answer
20 views

Defining password complexity and its action on “grace” state USERS

I have Oracle USERS linked to external applications that came to "grace" status. I tried to change the assword time expiration to unlimited but it doesn't apply to those account (considering I guess ...
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1answer
41 views

Create a view with distributed Lobs

I have two Oracle 18c instances (instance 1 with schema DB1 and instance 2 with schema DB2) and I know that there ist a support for distributed lobs since 12.2. So i did the following: CREATE TABLE ...
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1answer
132 views

Scheduled snapshots of views (without using materialized views or Oracle Golden Gate)?

I have 40 views in an Oracle 18c GIS database that are used in a map in a workorder management system (WMS). The views are served up to the WMS map via a web service. There are an average of 10,...
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67 views

How to import db-sample-schemas into Oracle's DB?

I need to import some sample dump file for educational and testing purposes. I've found the next dump file and tried to import it using: imp testuser/oracle file=/home/oracle/PurchaseOrders.dmp ...
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1answer
2k views

Unable to install Oracle XE 18c on Centos 8

I am trying to install Oracle 18 on Centos 8 64 Bit. I have been able to install the prerequiste component, that in itself requires pre-requisites, but the Oracle install itself fails. Any ...
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1answer
73 views

Unable to connect to oracle user

I have hit a rather frustrating snag in that after installing Oracle 18c. I have been unable to successfully create a user and then connect to it. More precisely I can create the user but the ...
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1answer
75 views

Automatically purge dropped tables in Oracle

I am using an Oracle 18c database in a build system. One of my builds is for a JPA/Hibernate project, which is configured as "create-drop". This means it will create all tables during startup and ...
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1answer
75 views

Oracle JSON ADT in Collection

Why is the table() operator not working? create or replace type tmp_011040_t2 as table of (JSON_OBJECT_T) NOT PERSISTABLE; declare l_objects tmp_011040_t2; begin l_objects := tmp_011040_t2(); ...
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1answer
60 views

How to make Swingbench 2.6 and Oracle 18c work together?

Swingbench 2.6 supports Oracle 12c and I have been using it for 12c successfully. But I want to use it with Oracle 18c for testing purposes. In case of using different wizards from swingbench\winbin ...
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384 views

exceeds the maximum allowed database size when export database oracle 18c

I have worked on Oracle Database 18c Express Edition, while I try to export database schema by using expd command, I have an issues ORA-12954: The request exceeds the maximum allowed database size ...
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1answer
347 views

APEX_LISTENER and APEX_REST_PUBLIC_USER are not being created

I am trying to install APEX 19.1 on ORACLE XE 18c but the problem is that APEX_LISTENER and APEX_REST_PUBLIC_USER are not being created. While I execute apex_rest_config.sql script via sqlplus, an ...
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79 views

Oracle procedure takes forever to compile if I use public synonym

I have a procedure that queries a table through a DB link. If my procedure uses a public synonym through the DB link, it takes forever to compile. I'm creating the procedure in Oracle 12c. The DB ...
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1answer
813 views

Issues setting up Oracle 18c XE on Windows Server 2012 r2

I've been running into some problems getting my Oracle installation up and running on Windows Server 2012 r2 at work. Initially, I had installed Oracle on my Win10 laptop for test purposes - I ...
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2answers
735 views

Issue Moving data from 11g to 18c

I have an rman database backup from Oracle 11g XE which i am trying to import into oracle 18c XE database using below commands rman target / shutdown abort; startup nomount; SET DBID ...
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0answers
399 views

Oracle 18 on Windows with long hostnames doesn't talk to the local listener?

Note: Initially this was about installing Oracle 18c XE on a Windows machine with a long (> 15 chars) hostname. During our further tests we then noticed that Oracle 18c XE does not work properly at ...
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1answer
348 views

Falied to load resource files of Oracle APEX plugin

I've installed a plugin in APEX, but when I've tried to use it on a page, I've got some nasty errors and page not working properly. The files are present in the plugin settings: But, as you can see ...
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0answers
183 views

Connect to Oracle database as apex_version user

I'm talking about schemas like APEX_040200, APEX_050100, APEX_180300, APEX_190100 etc. I'm trying to install an APEX Plug-in that is being installed from a script, where developper commented Assumes ...
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0answers
182 views

Reference apex_workspace_apex_users or wwv_flow_fnd_user in a foreign key constraint

What I'm trying to do is to extend authorisation upon APEX basic users to use it as conditions of pages rendering. I would like to create additional tables to store some workspace specific info about ...
2
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1answer
634 views

Error while configuring REST for Oracle APEX on Windows

I'm trying to deploy Oracle APEX 18 on Windows 8.1 PC using Oracle REST Data Services and Oracle Database 18c XE following this guide. But when I'm trying to run @apex_rest_config.sql I get this ...
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1answer
1k views

Cannot create an additional database in Oracle 18c XE

Creating a new database in Oracle 18c XE throws this error, does this mean that I can only use the database created by the installation? ORA-00442: Oracle Database Express Edition (XE) single ...
2
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1answer
3k views

Oracle - Can't login with “/ as sysdba”, but can with “sys as sysdba”

I've been working on setting up a docker container running Oracle DB XE 18.4.0. I have the container built from Oracle's dockerfiles and it is working fine, except that I cannot login using connect / ...
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0answers
922 views

Change Encryption Wallet type from PASSWORD to AUTOLOGIN

I am currently working on an Oracle 18.3 DB and I have a script which allows me to create an encrypted seed PDB. As part of this script, we encrypt the system tablespaces (like SYSTEM, SYSAUX, and ...
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1answer
112 views

How to disable Oracle OCI client transparent reconnect

I have an application I wrote that uses OCI to connect to an Oracle database. The database has recently been upgraded to Oracle 18, and since then database searches in the application randomly stop ...
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1answer
8k views

Oracle 11g XE to 18c XE - What is the difference? Is 18c can be used like 11g XE?

I have worked on Oracle 11g XE about two months ago. After that I de installed them about a week ago. Now, I am curious to learn a little bit more about databases and I tried to installed Oracle 11g ...
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2answers
8k views

Oracle database 18c – ORA-12541: TNS:no listener

I have installed Oracle 18c in my local machine and i have created a user names as USER_NAME := c##scott Passkey : oracle When i used to connect to that user using cmd. The following error is ...