How are multiple column = value pairs delimited in the SET
clause of an UPDATE statement?
1. With commas (SET price = 0, status = 'I')
2. With parentheses (SET (price = 0) (status = 'I'))
3. With double-pipes (SET price = 0 || status = 'I')
4. With square-brackets (SET [price = 0] [status = 'I']
5. With single or multiple spaces (SET price = 0 status
= 'I')
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define a variable representing the expression used to calculate on emps total annual remuneration.use the variable in a statement which finds all emps who can earn 30000 a year or more.
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