• Search Engine is a web based programs which helps a user to findout some results according to his query Or search-keyword.

• The benefit of using search engine is fast performance of search.

• Search Engine uses index to search the user query (search keywords).

• Search Engine is being used on all websites, where user needs to search a lots of information. Basically in SAP Commerce cloud we develop E-commerce websites where search engine plays a big role to help user searching their Products.

Example: What happens when a user searches something on internet.

Types :

Some widely used search engines are given below:

• Apache Lucene
• Apache Solr
• Elasticsearch
• Endeca