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What are the uses of the information in the Data dictionary? The following information is directly taken from the Data dictionary: Information on fields displayed with
compare the features of oracle RDBMS with MySQL and Microsoft SQL server
A constraint named less_than_20 was defined on the field date_of_birth of table student. Delete this constraint. ALTER TABLE student DROP CONSTRAINT less_than_20;
wrie a report on whether a BSc n information systems develops the skills required by employers in Database administration
Define blocks? The database system resides eternally on non-volatile storage, and is into fixed-length storage units known as blocks.
1. A company wants a report containing a breakdown of payroll by department. Input, which should be stored in 3 parallel arrays, includes each employee's department number, hourly
i am not clear with the climetic condition of the north indian plain. can u plz explain it for me
Define single valued and multivalued attributes. Single valued attributes: attributes with a single value for a particular entity are known as single valued attributes. Mult
Explain Transaction manager and their work? Transaction Manager: Ensure the database remains in a constant (correct) state despite system failure, and in which concurrent trans
WOUND-WAIT
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