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In SQL, which of the following is correct command for schema evolution, if the RESTRICT option is chosen than the schema is dropped only if…

3551Medium DSSSB TGT Computer Science 0 replies 1 views

In SQL, which of the following is correct command for schema evolution, if the RESTRICT option is chosen than the schema is dropped only if schema has no element in it?

ADELETE
BUPDATE
CALTER
DDROP

Correct answer: D

Explanation

DROP SCHEMA with RESTRICT drops the schema only if it contains no elements.

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