English Sample Tables and JOIN Examples for Hands-on Oracle Practice
When learning to operate an Oracle database, creating sample tables and manipulating data is extremely effective. This a...
oracle database
English English A Beginner’s Guide to SQL*Loader
SQL*Loader is an essential tool for efficiently loading large volumes of data into an Oracle database. This article prov...
English Explaining the ORA-1555 Error: Causes, Solutions, and Prevention
If you operate an Oracle database, you may have experienced the headache of the "ORA-1555: snapshot too old" error. This...
English Guide to UNDO Tablespaces and UNDO Segments
To properly operate an Oracle database, understanding the UNDO tablespace and UNDO segments is essential. This article i...
English Explanation of Permanent Segments, UNDO Segments, and Temporary Segments
In an Oracle database, segments are essential components for storing data, managing transactions, and performing tempora...
English Oracle Net Configuration Guide
Oracle Net is the network service that connects databases and clients, and it is a critical mechanism for enabling remot...
English How to Write and Configure Oracle tnsnames.ora [A Beginner’s Guide]
Are you struggling with how to write or configure the tnsnames.ora file, which is essential for connecting to an Oracle ...
English Oracle Listener Monitoring and Performance Optimization
The Oracle Listener is a crucial component that manages connections between clients and the database. This article delve...
English The Oracle Listener: A Complete Guide from Basics to Best Practices
"Having trouble with smooth database connections?"Have you ever faced this problem? The key to solving it is the Oracle ...
English A Complete Explanation of Segment Shrink vs. DELETE/TRUNCATE Behavior
Efficient operation of Oracle Database requires freeing unnecessary space and optimizing performance. At the core of thi...