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Explain Data Sublangauges ?
Data sublanguage: In relational database theory, the term sublanguage, first used for this purpose through E. F. Codd in the year of 1970, refers to a computer language used to describe or manipulate the structure and contents of a relational database management system (RDBMS). Typical sublanguages related along with modern RDBMS's are QBE (Query by Example) and SQL (Structured Query Language).
why data in an RDMS need to be normalised
Normal 0 false false false EN-US X-NONE X-NONE
The Third Normal Form (3NF) Even though, transforming a relation that is not in 2NF into a number of relations that are in 2NF take out many of the anomalies, it does not neces
Why Like predicate used for? LIKE predicate: The LIKE predicate searches for strings in which have a certain pattern.
what is RDBMS? how it works? good example.
What are the storage types? The storage types are: a) Volatile storage b) Nonvolatile storage
Explain the Strategy of Database Planning ?
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Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
Can you help me with the following: Drop statements for all objects in the lab project. Create statements for all objects of the lab project Create indexes for foreign keys Cre
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