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Define- relational algebra.
The relational algebra is a procedural query language. It having of a set of operations that take one or two relation as input and make a new relation as output.
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
word limit no mentioned
Information about a bank is about customers and their account. Customer has a name, address that consists of house number, area and city, and one or more phone numbers. Account ha
Assume that you are responsible for selecting a new DBMS product for Sohar Hospital
What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.
Which is the properties of entities? Attributes is the properties of entities.
I have one assignment that has to be done in neo4j
Provide Examples of different types of Time and Date formats. It's most common store dates using a dash (-) as a colon (:)and the delimiter as the time delimiter. The given fo
ER diagram on cosmetics
Write short notes on Schema diagram. A database schema along with primary key and foreign key dependencies can be depicted pictorially by schema diagram. Every relation appears
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