Once the container is up and running, you can connect to the Oracle Database using any SQL client, such as SQL*Plus, with the connection string “hostname:1521/orclpdb1” The above command creates a new container with the name “oracle-db” and maps the host’s port 1521 to the conta...
In Oracle Database 12c Release 1 the concept of multitenant environment has been introduced. The multitenant architecture enables an Oracle database to function as a multitenant container database (CDB) that includes zero, one, or many customer-created pluggable databases (PDBs). A PDB is a p...
Added in Oracle Database 18c,PTFs enable you to define the shape of a result set. So you canadd or remove columns from the input tablebased on the parameters you pass. The engine of a PTF is a package that has two core components: Thedescribefunction which sets the columns in the outp...
But first, let’s delve into the different types of indexes available in Oracle Database.How to Choose the Index TypeOracle Database offers many different types of index to improve your SQL. One of the key decisions you need to make is whether to go with a bitmap or B-tree index....
• How to Change the Administrative Users Password for the Database To change the SYS, SYSTEM, and PDBADMIN user passwords from the defaults to one of your choosing, you use the setPassword.sh script provided in the container. • Custom Configuration Parameters for ...
Oracle doesn’t support running an Oracle database directly on a Mac computer. You can’t install Oracle Express, for example, in the same way that you can on a Windows computer. The good news is that you can use aVirtual Machine. To get set up with Oracle on your Mac, the general...
For Oracle Database 12c Release 2, the preinstall RPM has a different name than the one used in the article belowpu: oracle-database-server-12cR2-preinstall See also this documentation:Automatically Configuring Oracle Linux with Oracle Preinstallation RPM ...
Oracle Database Requirements To run an Oracle Database single-instance configuration on Oracle VM Server for SPARC, you must use Oracle Database 11g Release 2 (Oracle Database 11.2.0.1). Later versions might also be supported. See the Oracle Database documentation to verify that a particular ve...
ORA-12505 error. TNS: listener doesn't know of SID given in connect descriptor. Invalid Username/Password ORA-01017: invalid username/password; logon denied As you can see, there are quite a few different errors you can get when attempting to connect to an Oracle database. ...
How to Test the Database (Step-by-step Process) Some Practical Tips Conclusion Why Test Database? Below, we will see why the following aspects of a DB should be validated: #1) Data Mapping In software systems, data often travels back and forth from the UI (user interface) to the backen...