SELECT * FROM employee WHERE dept_name="Comp Sci";
In the SQL given above there is an error . Identify the error.
Dept_name
Employee
“Comp Sci”
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A relational database consists of a collection of
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2
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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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3
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Using which language can a user request information from a database?
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4
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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.
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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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The ________ clause is used to list the attributes desired in the result of a query.
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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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This query can be replaced by which of the following ?
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9
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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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10
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Department (dept name, building, budget) and Employee (employee_id, name, dept name, salary)
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