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 ______ clause allows us to select only those rows in the result relation of the ____ clause that satisfy a specified predicate.
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2
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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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3
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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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4
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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.
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5
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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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6
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The _______operation performs a set union of two “similarly structured” tables
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7
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The tuples of the relations can be of ________ order.
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8
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Which one of the following is procedural language?
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9
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The most commonly used operation in relational algebra for projecting a set of tuple from a relation is
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10
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In the SQL given above there is an error . Identify the error.
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