SQL Developer SQL Developer is a tool for connecting to an Oracle database (or, in fact, some non-Oracle databases too) and issuing ad hoc SQL co...
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Oracle DB
Dive into Oracle Database, a powerful and widely-used relational database system. Learn about its features, architecture, and advanced tools to handle enterprise-grade data workloads.
SQLPlus is a powerful client-server tool provided by Oracle for executing SQL commands, creating PL/SQL scripts, and formatting results. This gui...
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...
When you change the hostname of a machine running Oracle XE, the database listener may fail to start due to outdated configuration files.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...