today minus 30 days

All data for Today: SELECT * FROM table name where DateDiff (dd,datetime Type field, GETDATE ()) =0All data yesterday: SELECT * from table name where DateDiff (dd,datetime Type field, GETDATE ()) =1All data within 7 days: SELECT * from table name

---restore content starts---All data for Today: SELECT * FROM table name where DateDiff (dd,datetime Type field, GETDATE ()) =0All data yesterday: SELECT * from table name where DateDiff (dd,datetime Type field, GETDATE ()) =1All data within 7 days:

All data for Today: SELECT * FROM table name where DateDiff (dd,datetime Type field, GETDATE ()) =0All data yesterday: SELECT * from table name where DateDiff (dd,datetime Type field, GETDATE ()) =1All data within 7 days: SELECT * from table name

How do I calculate the day of the week? --Caille (Zeller) formulaWhat is the day of the week in history? What day of the week is the future? There are a number of computational formulae (two general calculation formulae and some piecewise

Data-id= "1190000005009280" data-license= "CC" > Some variable description: Add_time is the insertion time to_days is an SQL function that returns the number of days data_sub (Date,interval expr type) to the specified date minus how many days the

MySQL Date TypeMySQL Date Type: Date format, occupied storage space, date range comparison.Date type storage space Date format date range------------  ---------   --------------------- -----------------------------------------DateTime 8 bytes

Attacked by various csdn bulls... continue to cheer... Today I flipped through "programming Pearl River". In fact, this book is still a bit deep to myself and cannot be eaten. A small question isCalculate the number of days in the two days; It

forfiles [/P pathname] [/M searchmask] [/S] [/C command] [/d [+ |-] {YYYY-MM-DD | dd}] Describe: Select a file (or a set of files) and on that file Executes a command. This helps with batch jobs. Parameter list: /P pathname represents the path to

Problem Description: Use JavaScript to generate an array with a countdown of 7 days. For example, today is October 1, the resulting array is ["September 25", "September 26", "September 27", "September 28", "September 29", "September 30", "October 1

How to calculate the day of the week?Slowtiger published on 2009-11-19 08:42:00How to calculate the day of the week?--Caille (Zeller) formulaWhat is the day of the week in history? What day of the future is the week? With regard to this problem,