Date and Time functionsThis chapter discusses some functions that can be used to manipulate time values. See section 11.3, "Date and Time type" for valid formats for each time and date type with a range and a specified value.
The following example
MySQL
For the value range of each type and the valid format of the specified date value, see 7.3.6 Date and Time type.
Here is an example of using the date function. The following query Selects all records. The value of date_col is within the last 3
Mysql> SELECT something from Tbl_name
WHERE To_days (now ()) –to_days (date_col)
DayOfWeek (date)
Returns the week index of date (1 = Sunday, 2 = Monday, ...). 7 = Saturday). Index values are compliant with ODBC standards.
mysql> SELECT DayOfWeek ('
The following query selects the records for all date_col values within the last 30 days.
Mysql> SELECT something from Tbl_name
WHERE To_days (now ())-To_days (Date_col) DayOfWeek (date)
Returns the week index of date (1 = Sunday, 2 = Monday, ...). 7
Here is an example of using the date function. The following query Selects all records whose date_col values are within the last 30 days.
Here is an example of using the date function. The following query Selects all records whose date_col values
[MySQL] converts the datetime format to bitsCN.com.
[MySQL] converts the datetime format
Here is an example of using the date function. The following query selects all records. The value of date_col is within the last 30 days: www.bitsCN.com
Mysql>
Turn from:http://blog.chinaunix.net/space.php?uid=11327712&do=blog&id=32416MySQL Date Type: Date format, occupied storage space, date range comparison.Date type storage space date format date range-----------------------------------------------------
In Mysql, the date and time function applications do not need to ask for help. For more information about mysql learning, see.
In Mysql, the date and time function applications do not need to ask for help. For more information about mysql learning,
Here is an example of using the date function. The following query Selects all records, and its date_col is within the last 30 days: mysqlSELECTsomethingFROMtableWHERETO_DAYS (NOW ())
Here is an example of using the date function. The following
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