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Give the general form of SQL query?
Select A1, A2............., An
From R1, R2..............., Rm
Where P
Hello.I have database access assignment which consist of creation Form, Subform, Calculation, Macros
Define Partial Key and Primary Key A partial key, also known as discriminator, is the set of attributes which can uniquely identify weak entities that are related to similar o
Database Recovery And Security Introduction In this part we will introduce two main issues relating to database management systems. A computer system suffers from dissi
how the string works as keyword?
Explain Two phase locking protocol A transaction is consider as to follow the two-phase locking protocol if all locking operations precede the first unlock operation in the tra
how does Btree differ from a B+ - tree?
What is a function group? A function group is a collection of logically related modules that share global data with every other. All the modules in the group are contained in
In which relational modes, cardinality is termed? Answer : Cardinality is termed in a number of tuples relational modes.
Attributes and its types explain?
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
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