As title, like mysql, can be specified when define fields:
The DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP

CodePudding user response:

Without this can only write themselves into the update time

CodePudding user response:

As if can
https://stackoverflow.com/questions/37782251/auto-populate-date-in-mongodb-on-insert

CodePudding user response:

Need their new ObjectId (), then the inside of the extraction time, specific see https://blog.csdn.net/ThisWhoIam/article/details/86747450

CodePudding user response:

CurrentDate () or currentTimestamp ()