SQL6

Profile photo of Vinay NoahINSTRUCTOR
VINAY NOAH

Update Query

update-in-sql-11+
 +
CAUTION: If the WHERE clause is omitted in the UPDATE command, ALL ROWS will be updated. Hence, it is a good practice to issue a SELECT query, using the same criteria, to check the result set before issuing the UPDATE. This also applies to the DELETE statement in the following section.+

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