Mysql insert random datetime in a given datetime range

Question

With SQL , Can I insert random datetime values in a column giving a range?

For example, given a range of 2010-04-30 14:53:27 to 2012-04-30 14:53:2

Answer 1

SET @MIN = '2019-06-29 00:53:27';
SET @MAX = '2019-06-29 13:53:27';

UPDATE tablename
SET columnname = TIMESTAMPADD(SECOND, FLOOR(RAND() * TIMESTAMPDIFF(SECOND, @MIN, @MAX)), @MIN)
WHERE `columnname` = condition