Oracle: how to add minutes to a timestamp?

Question

I need to add 30 minutes to values in a Oracle date column. I do this in my SELECT statement by specifying

to_char(date_and_time + (.000694 * 31)

Answer 1

UPDATE "TABLE" 
SET DATE_FIELD = CURRENT_TIMESTAMP + interval '48' minute 
WHERE (...)

Where interval is one of

• YEAR
• MONTH
• DAY
• HOUR
• MINUTE
• SECOND