#dqlSELECT Q: What is the disadvantage of dqlSELECT A: Difficulty in Interfacing: Interfacing an SQL database is more complex than adding a few lines of code

"The best time for new beginnings is now" #relationalModel Q: What is the advantage of relational model A:Advantages of relational model is simplicity, structural independence, ease of use, query capability, data independence, scalability.

"The purpose of life is to be happy" #basicSQL Q: What is the advantage of BasicSQL A: BasicSql is used to create databases, manage security of a database. While its main use is for updating, retrieving and sharing data with multiple users.

"Failure is not the opposite of success: It's part of success #erd Q: What is the main concept of Entity Relation Modeling A: describes interrelated things of interest in a specific domain of knowledge. A basic ER model is composed of entity types.

" Your best teacher is your last mistake " #databaseconcepts Q: What is the disadvantage of database? A: Database systems are complex, difficult, and time-consuming to design. Substantial hardware and software start-up costs.

" Education is not preparation for life, education is life itself " #datamodels Q: What is the advantage of Data Models? A: A data model not only improves the conceptual quality of an application, it also lets you leverage database features that improve data quality.

"Study Hard, Do Good and the Good Life will Follow" #databaseconcept What is data base system? - It is an organized collection of structured information, or data, typically stored electronically in a computer system.

"No matter how busy you may think you are, you must find time for reading, or surrender yourself to self chosen ignorance" #oracleAPEX What is Oracle Apex? - It is a web-based software development environment that runs on an Oracle database.