* from TB where DATEDIFF (week, Time field, GETDATE ()) = 0Last weekSELECT * from TB where DATEDIFF (week, Time field, GETDATE ()) = 1Next weekSELECT * from TB where DATEDIFF (week, Time field, GETDATE ()) = 1--------------------------------------------------------1. Now I need to get just the date part, time part not, SQL how to write?Select CONVERT (varchar), GETDATE (), 120)2. Ask for the following date sql:YesterdaySelect CONVERT (varchar), GETDATE ()-1,120)TomorrowSelect CONVERT (varchar),
name WHERE year (Time field name) =year (Date_sub (now (), INTERVAL 1)); #========================================================= #查询当前这周的数据 SELECT * from table name where Yearweek (date_sub (Time field name, '%y-%m-%d ') = Yearweek (now ());#查询上周的数据 SELECT * FROM table name WHERE Yearweek (date_sub (Time field name, '%y-%m-%d ')) = Yearweek (now ())-1;#查询当前月份的数据 SELECT * FROM table name WHERE date_sub (Time field name, '%y-%m ') =date_sub (now (), '%y-%m ')#查询距离当前现在6个月的数据 SELECT * FROM table
Tags: variable nbsp Time calculation will also name MYSQ limit state#计算南京销售员总业绩排名 data results have been disrupted #职工信息表包含在职和离职两种状态 Therefore, it is not possible to use this table as the main table, or the data of the departing person is also present in the gross margin table salesperson is limited to yesterday's in-service sales and is consistent with the table salesperson behind the left join check out the corresponding other fields #@i:[email protected]+1 Growth variable Select C.*, (@i:[ema
Original: http://www.open-open.com/code/view/1423207309170Select * fromad_protrack_twhereTo_days (Crt_time)=To_days (now ());//today, when we do the test, I call this SQL and find that it is not the desired result. After trying to find that the ' Time field ' within the parentheses of the To_days function cannot be quoted, the converted quotation marks a null query yesterday's information record:Select * fromad_protrack_twhereTo_days (now ()) –to_days (Crt_time) 1to inquire about the informati
Select NVL (SUM (case create_date_time>=to_date (' 2014-11-24 00:00:00 ', ' yyyy-mm-dd hh24:mi:ss ') and Create_date_ Timeand Create_date_timeFrom T_pay;Suppose today is 2014-11-24Oracle one SQL statement statistics top-up list today, yesterday, three days before the day before the recharge record
Java Gets the current time
1 New java.util.Date (); 2 New Timestamp (Date.gettime ());
Java gets yesterday's time
1 Calendar cal = calendar.getinstance (); 2 Cal.add (calendar.date,-1); 3 New SimpleDateFormat ("Yyyy-mm-dd"). Format (Cal.gettime ());Where Calendar provides operations for various time units, such as Cal.add (calendar.year,-2), you can get the date of the year before today
SQL statement: Delete a range of time
1 Delete from WHERE >= ' 2015-05-24 00
Label:TodaySELECT * from table name where to_days (Time field name) = To_days (now ()); YesterdaySELECT * from table name WHERE to_days (now ()) –to_days (Time field name) 7 daysSELECT * from table name where Date_sub (Curdate (), INTERVAL 7 Day) date (Time field name)
Nearly 30 daysSELECT * from table name where Date_sub (Curdate (), INTERVAL Day) date (Time field name) MonthSELECT * from table name WHERE date_format (Time field name, '%y%m ') = Date_format (Curdate (), '%y%m ') La
The principle is simple. The number of milliseconds in a day is 1000*60*60*24,
The date of the previous n days is the current date in milliseconds-N * 1000*60*60*24.
Replace the value with a date (using the settime method)
new document
The first is to obtain OAuth certification, resume a OAuth class inside the operation of the certification, the process I will be in the next blog, then to get the user's attention to the user ID, Weibo and other information needs to be the
GOOGLE.COM.HK adds a snapshot of the page in the lower-right corner of each search result, as long as the mouse moves to the typeface and displays a snapshot picture of the page on the right side of the search results.
Add a snapshot of the
~~~i am not sort-OK with the journeyman:)
1.multimensions Array ' Initial:
Int[] [] a=new int[3][3];
2.LinkedList ' s methods:
int [] [] temp1;
int [] [] temp2;
int [] [] Temp3;
Initailed as before ...
//...
LinkedList linkedlist=new
In other words, there is an article table article, the time to store the article is the Add_time field, which is type int (5), now needs to query the total number of articles added today and sorted by time from big to small, the query statement is
Before introducing large-scale Internet applications, the session was specifically presented as a separate article.
Why, because it consumes resources with database connections, and basically the beginner + Level 1 programmer knows to shut down the
MySQL Query this quarterTodaySELECT * FROM table name where To_days (Time field name) = To_days (now ());YesterdaySELECT *from table name where To_days (now ()) –to_days (Time field name) 7 daysSELECT *from table name where Date_sub (Curdate (),
--Number of medical releases released in the last 30 daysSELECT substr (a.feed_publish_time,6, 5) as ' Date ', COUNT (*) as ' medical say number ' from Xm_feed a WHEREDate_sub (Curdate (), INTERVAL) --the number of medical comments released in the
Basic commandsThe basic principles of 1.Linux:1, consisting of a small program with a single purpose; a combination of small procedures to complete complex tasks;2, all documents;3, try to avoid capturing the user interface; (try not to interact
Linux on a timed execution of certain scripts is a common scenario when administering a server, such as the timing of checking the existence of the process, scheduled to start or close the process, check the log deletion log regularly.When I opened
The landlord before is to do C/d ' java,hadoop, this year turn to the direction of the, so a lot of the details are somewhat blurred, C/C + +, it happened that the interview problem, on the issue of a pointer.The problem is not difficult, but the
Web site Deployment ~windows Server | Local deployment : Http://www.cnblogs.com/dunitian/p/4822808.html#iisAdd a roleBasic functionsBy default you canInstall IISSelect 4.5 and IIS CoreThe rest of the following continue to selectIt's all about
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