Memory Architecture

Oracle Database utilizes various memory structures to manage and store essential data and information for efficient operation. These memory structures can be categorized into the following: Memory management in Oracle Database is crucial for optimizing the sizes of these memory structures as the database’s demands change. Oracle Database achieves memory management through various methods: The […]


In Oracle, a tablespace is a logical storage container used to manage and organize the physical storage of database objects such as tables, indexes, and partitions. When working with tablespaces, you may come across several important attributes, including MAXBYTES, AUTOEXTENSIBLE, and INCREMENT_BY. Let’s break down each of these attributes: Let’s walk through the steps to […]

Overview of the awrinfo.sql script and its purpose within Oracle databases.

This script is used to gather information and generate reports on various aspects of the Automatic Workload Repository (AWR), which is a built-in Oracle feature that collects and stores performance-related data for the purpose of monitoring and diagnosing database performance issues. Key points from your description: Overall, the awrinfo.sql script serves as a valuable tool […]

Difference Between SQL Profiles and SQL Plan Baselines

SQL Profiles: SQL Plan Baselines: Interactions and When to Use: In conclusion, SQL Profiles enhance the optimizer’s decision-making process by providing additional information without restricting plan selection, while SQL Plan Baselines offer controlled and consistent performance by confining the choice of plans. The presence of a SQL Profile alongside a SQL plan baseline can affect […]