Here you will learn in-depth database related technologies with modern solutions. We share PL/SQL tutorials, advanced SQL queries, UNIX guides, Business Intelligence concepts, and interview Q/A with real life industry examples. We make significant effort to make learning a fun experience.

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Advanced SQL Queries

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Query Processor – “No Result Found”

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You will find tons of SQL tutorial websites online. But, we are different because we provide in-depth concepts and industry real-life experience to users. The website gives you wide variety of learning experience from SQL to BI along with interview Q/A.


We provide various sets of interview questions related to ORACLE, UNIX, PostgreSQL, and BI which gives better understanding of interview experience in multinational companies. This website is helpful not only for students but also for working professionals too. We come up with new complex SQL queries regularly to optimize SQL performance. Users can also expect idea about different industrial roles as well as responsibilities associated with the roles. You will also find Oracle errors with descriptions on this website in order to solve real-life industrial problems with ease. We will upload updated materials along the way.

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