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In PL/SQL, the CASE statement is used to perform conditional logic within your SQL queries and PL/SQL blocks. It allows you to evaluate a condition and execute a specific block of code based on the result of that condition. Syntax of CASE in PL/SQL:…

DBA_JOBS is a data dictionary view in Oracle that provides information about all the jobs scheduled in the database. These jobs are managed by the Oracle Job Scheduler, which allows you to automate and schedule various database tasks, such as running…

Tuning the UNDO_RETENTION parameter in Oracle is essential for optimizing the performance of transactions and ensuring efficient space management in the undo tablespace. The UNDO_RETENTION parameter specifies the time (in seconds) that Oracle retains …

Tuning redo logs in Oracle is crucial for database performance and ensuring efficient recovery processes. Here are key strategies and best practices for tuning redo logs: 1. Appropriate Redo Log Sizing Log File Size : Ensure redo log files are appropr…

Tuning SQL in Oracle is essential for optimizing performance and ensuring efficient query execution. Here are key strategies and best practices for SQL tuning in Oracle: 1. Identify Problem Queries Monitoring Tools : Use Oracle’s monitoring tools like…