SQLPlus is a powerful client-server tool provided by Oracle for executing SQL commands, creating PL/SQL scripts, and formatting results. This gui...
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Databases
This category explores the world of databases, covering relational and non-relational systems, best practices, and tutorials for managing, optimizing, and securing data. From SQL fundamentals to advanced configurations, this is the go-to hub for database professionals and enthusiasts.
Oracle packages and procedures are both essential for PL/SQL programming, but packages offer several advantages that make them a superior choice ...
Oracle provides two primary ways to execute PL/SQL code: anonymous PL/SQL blocks and stored procedures. While both are powerful database programm...
Stored procedures, functions, and packages are fundamental components of Oracle's PL/SQL programming environment. These tools enable developers t...
When you change the hostname of a machine running Oracle XE, the database listener may fail to start due to outdated configuration files. To reso...
Finding duplicate values in an Oracle database table is a standard data cleanup and validation requirement. Here’s the most straightforward SQL s...
Managing users in an Oracle database is a critical task for database administrators. Knowing the status of each user account helps ensure securit...