DBA

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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...
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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...
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Oracle Net Configuration Guide

Oracle Net is the network service that connects databases and clients, and it is a critical mechanism for enabling remot...
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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 ...
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Oracle Listener Monitoring and Performance Optimization

The Oracle Listener is a crucial component that manages connections between clients and the database. This article delve...
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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 ...
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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...
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Oracle Database Segment Extension — Error Handling and Best Practices

In Oracle Database, as data grows, segments can run short of space, which may trigger errors and degrade performance. Th...
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What Are Deferred Segments? Usage and Caveats

In Oracle Database, when you create a table, a segment (the physical storage area for data) is usually allocated immedia...
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Explaining Segment Management in Oracle Database

To improve the operational efficiency of a database, you need to optimize storage management. At the center of that is s...