COMPUTER SCIENCE AND ENGINEERING
SQL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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specify what table we are selecting or deleting data FROM
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specify range for search condition
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specify search condition
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None of the above
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Detailed explanation-1: -Answer. Option (A) specify what table we are selecting or deleting data FROM is correct. The FROM clause in a SQL statement is used to specify the table or tables from which data is to be selected, updated, or deleted. It allows you to specify the source of the data that you are working with.
Detailed explanation-2: -The FROM clause is used to retrieve rows from the referenced table(s). As shown in the syntax, the FROM clause can either reference a single table or include a nested tables clause.
Detailed explanation-3: -Option (C) The FROM keyword or clause is incorporated with SELECT and DELETE statements to fetch out records or delete any rows from a particular table.
Detailed explanation-4: -The DELETE statement is used to delete existing records in a table.
Detailed explanation-5: -The DROP TABLE statement is used to drop an existing table in a database.