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Ancestry database records information about family trees. Following information is recorded about each person:
FIRSTNAME first name
SURNAME surname
MNAME maiden name (if applicable)
DOB date of birth
BPLACE place of birth
DOD date of death (if applicable)
DPLACE place of death (if applicable)
SEX male/female
Spouse details:
Father details:
DOD date of death (if applicable) 3
DPLACE place of birth (if applicable)
Mother details:
Part B: Normal Forms
Which language has presently become the defacto standard for interfacing application programs along with relational database system? The language which has recently become the
A set of possible data values is called? A set of possible data values is called as domain.
What is foreign key? Foreign Key - Let there are two relations in tables R and S. Any candidate key of the relation R that is referred in the relation S is known as the forei
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
Differentiate between a Global and a Local temporary table? - A local temporary table exists only for the duration of a connection or if defined inside a compound statement, fo
What is the use of with clause in SQL? The with clause gives a way of defining a temporary view whose explanation is available only to the query in which the with clause occurs
WHAT IS DSS? WRITE ITS REQUIREMENTS.
Data Control The data control mostly refers to commands that permit system and data privileges to be passed to several users. These commands are usually available to database admi
Explain the shadow paging recovery technique. Ans: Shadow paging is a method used to acquire atomic and durable transactions, and provides the capability to manipulate pages i
Explain Growing Phase of locking Growing Phase: In this phase the transaction can only obtain locks, but cannot release any lock. The transaction enters the growing phase as so
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