- ALTER TABLE `sc_data` ADD COLUMN `tick_total` BIGINT(20) NOT NULL AFTER `tick`;
- UPDATE `sc_data` SET `tick_total` = `tick`;
- ALTER TABLE `sc_data` ADD COLUMN `tick_time` BIGINT(20) NOT NULL AFTER `tick_total`;
- UPDATE `sc_data` SET `tick_time` = `tick`;
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