Auto update date in mysql

See the MySQL dump to create the table here. Note that we are only adding the name field value. Now let us try to update the same record by using this query.

If you are giving option to change password in a member table then such a field can be kept to keep the last updated time of the record. Another application is if you are storing the login time of the members. That is, indeed, a helpful link. But we like to avoid "link only answers" because links fall out of date, and to not be just an "RTFM" site. Could you expand your answer with some information about timestamps?

Ok, I will try to add more information to my answers and avoid the link answers. Schwern Schwern k 22 22 gold badges silver badges bronze badges. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password.

Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast Making Agile work for data science. Stack Gives Back Different columns can have different combinations of automatic properties. The following rules describe the possibilities:. With a constant, the default is the given value. In this case, the column has no automatic properties at all. The default in this case is type dependent. Specify the NULL attribute. The tables differ in how the ts1 column handles NULL values.

For t3 , ts1 permits NULL but has an explicit default of 0. This is permitted:. Sign in to post your reply or Sign up for a free account. Sign in Join Now.

New Post. Hey folks, I'm curious about how to perform following task: I need to update a MySQL database every day in terms of deleting expired entries. Therefore, I have to fields in the db named 'date' and 'expired' which is the actual date How do I get that again?

So, I want to run a script that compares both fields and deletes respective entries where both fields match. If anyone could drop me some hints would be appreciated.

Thanks uranuskid. Follow Post Reply. After that delete the old table one and rename the new one. Ronald :cool:. Also ich hab das jetzt alles mal ausprobiert und das entsprechende im Manula gelesen.