Using which language can a user request information from a database?
Query
Relational
Structural
Compiler
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1
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The result which the operation contains all pairs of tuples from the two relations, regardless of whether their attribute values match.
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2
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’_____’ matches any string of ______ three characters. ’_____%’ matches any string of at ______ three characters.
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3
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The tuples of the relations can be of ________ order.
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4
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Department (dept name, building, budget) and Employee (employee_id, name, dept name, salary)
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5
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_____ operator is used for appending two strings.
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6
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For each attribute of a relation, there is a set of permitted values, called the ________ of that attribute.
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7
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To display the salary from greater to smaller and name in ascending order which of the following options should be used?
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8
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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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9
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The term _______ is used to refer to a row.
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10
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A domain is atomic if elements of the domain are considered to be ____________ units.
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