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Table Create Table
test CREATE TABLE `test` (
  `id` int(11) DEFAULT NULL,
  `ts` timestamp NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp()
) ENGINE=InnoDB DEFAULT CHARSET=latin1
check_data
1
Duplicated values not allowed.
check_data
0
id ts
1 2022-01-01 00:00:00
2 2022-01-23 10:02:11
2 2022-01-23 10:02:11