SELECT emp_name
FROM department
WHERE dept_name LIKE ’ _____ Computer Science’;
Which one of the following has to be added into the blank to select the dept_name which has Computer Science as its ending string?
%
_
||
$
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1
Discuss
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The ______ clause allows us to select only those rows in the result relation of the ____ clause that satisfy a specified predicate.
Solution |
2
Discuss
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A ________ is a pictorial depiction of the schema of a database that shows the relations in the database, their attributes, and primary keys and foreign keys.
Solution |
3
Discuss
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The ________ clause is used to list the attributes desired in the result of a query.
Solution |
4
Discuss
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A domain is atomic if elements of the domain are considered to be ____________ units.
Solution |
5
Discuss
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The_____ operation allows the combining of two relations by merging pairs of tuples, one from each relation, into a single tuple.
Solution |
6
Discuss
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In SQL the spaces at the end of the string are removed by _______ function.
Solution |
7
Discuss
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Database __________ which is the logical design of the database, and the database _______ which is a snapshot of the data in the database at a given instant in time.
Solution |
8
Discuss
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Using which language can a user request information from a database?
Solution |
9
Discuss
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Student(ID, name, dept name, tot_cred)
Solution |
10
Discuss
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Which keyword must be used here to rename the field name?
Solution |
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