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What is called query processing?
Query processing refers to the range of activities included in extracting data from a database.
write an SQL statement to create the database in MYSQL server
After going by the database architecture, let us now dwell on an important query: how is the data organised in a database? There are a lot of basic structures that exist in a datab
External failure : A failure can also result because of an external cause, such as earthquakes, fire, floods, etc. The database must be duly backed up to avoid troubles occurring d
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
what is correlation in nested query
task upload
This constraint shows that the key attribute value in each tuple must be unique, i.e., no two tuples have the similar value for the key attribute. This is because the value of the
What was the method in which records are physically stored in a specified order according to a key field in each record ? A method in which records are physically stored within
A database named yourusernameFMA has been set up for you to use for this assignment. For the FMA you must create the required tables and run the queries using this database. If y
How to reduce data redundency
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