Place for Learn Software Engineering, Oracle and other Database lessons, Design Patterns, Programming Concepts, Software Reviews and Learning materials.

Facade Design Pattern is very easy to understand. In the dictionary saying the front of an attractive building or commonly saying appearance of something ...

Factory Design Pattern intention is hiding implementation and pattern motivation is to loosely couple Client Requirement(Front end) and implementation Logic

Filter Design Pattern enables filtering the dataset according to specific criteria. Free to add different types of filtering criteria once it is needed.

Proxy Design Pattern for creating a new layer of representations for the real objects its adding a new intermediate level between real objects and object users

Are you finding a top manufacturing ERP systems? firstly you need to analyze what are the top ERP systems that suit the manufacturing industry.

For selecting a better ERP system for your company you should be aware of who are the best ERP vendors

Oracle function based index enhances the performance with queries that retrieve data using a custom index according to usage.

Design patterns are solving a common problem in software engineering. Each Design Pattern is a well-defined standard answer for a specific problem or task.

How to Use EXISTS vs IN in Subqueries? Query Returning a few records, then IN clause performs well. If return large data records from the subquery, use EXISTS

Object Orient Programming (OOP) is a Software Programming Technique. The concept is to map programming objects with real-world objects, things, or concepts

Elementor Pro is a WordPress plugin that is an excellent page builder plugin that helps to build your exited website without knowing any piece of code

Prototype Design Pattern is duplicating existing objects. Considering the performance and the cost of generating objects it's easy to copy existing objects

This article explains how to create an index in Oracle and the Types of indexes making considerable performance improvements. Here 19 ways to create an index

If you want to check database name in Oracle that you connected there are several ways to get it. I added 6 different methods to check it.

Oracle can we delete temp tablespace? Yes, it is Deleting a temporary tablespace in Oracle is a significant database operation that requires extra caring

PL/SQL Raise_Application_Error procedure for defining new user errors in oracle. You can add a new custom message from the application when raising a error

The 4 Pillars of OOP are well-defined. What are the 4 pillars of oop? Those are 1. Encapsulation 2. Inheritance 3. Polymorphism 4. Abstraction

Memento Design Pattern introduces to capture the internal state of a given object and keep storing it to restore into a given state of an object.

Null Design Pattern designs Instead of putting if null check, Null object used as a default behavior. If data is not available, then a class is do nothing