Mysql TIMESTAMP Usage Details, mysqltimestamp
1. TIMESTAMP variants
TIMESTAMP timestamps can have multiple different features during creation, such:
1. Refresh the data column when creating a new record or modifying an existing record:
TIMESTAMP
A variant of the timestamp
The timestamp timestamp can have multiple different characteristics when it is created, such as:
1. Refresh the data column when creating a new record and modifying an existing record:
TIMESTAMP DEFAULT
When we save the data into the database will probably use a script such as PHP to get a time to save to MySQL, in fact, MySQL can directly use the timestamp data type to implement the default type, the next look.Many times, in order to be simple, we
In MySQL storage time, we can use the DateTime format, timestamp format, can also be used in int format. So what should we think about when we design?First of all, I think we should understand how these formats are, and then look at their
Beginner Php+mysql, when developing a simple registration process, it is required to add a date field after each newly inserted record to facilitate later query and sorting. So immediately Baidu, found that you can use DateTime or timestamp two
This article mainly introduces the PHP date to time stamp, the specified date to convert to timestamp, has a certain reference value, now share to everyone, the need for friends can refer to
UNIX timestamp and format date is the two time
In MySQL storage time, we can use the DateTime format, timestamp format, can also be used in int format. So what should we think about when we design?First of all, I think we should understand how these formats are, and then look at their
echo $row [0];
echo Time ();
$row is the time that is read from the database.
Show Results:
2013-05-02 18:50:15
1367492310
My data type is not set, right? Or is MySQL or PHP automatically converted? How can I read the timestamp directly? I know I
There are three types of time fields in MySQL:Datetime,date and timestamp.DateTime holds the data in YYYY-MM-DD HH:MM:SS format string;Date is a string of yyyy-mm-dd in the form of only a month and a day;The timestamp type has the same name as the
What is a UNIX timestamp (
UNIX Timestamp)?
UNIX timestamp, or Unix time or POSIX time, is a time representation, it is defined as the total number of seconds from GMT, January 1, January 01, 1970 to the present. UNIX timestamps are used not only in
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