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Which character function can be used to return a specified portion of a character string?

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Which character function can be used to return a specified portion of a character string?

(a) INSTR

(b) SUBSTRING

(c) SUBSTR

(d) POS

I had been asked this question during an interview for a job.

Enquiry is from A Simple Transaction Model topic in chapter Transactions of Database Management

1 Answer

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Best answer
Correct choice is (c) SUBSTR

Best explanation: SUBSTR are used to match the particular characters in a string.

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