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How to use alphanumeric fields with BETWEEN clause in Mysql?

独自空忆成欢 提交于 2019-12-02 18:48:22
问题 I have a table that contain a field names as mgrs, the value that stored in mgrs fields is like '42SWC227821555' may contain more charachters, and may contain lower case letters. So now i want to search records between two mgrs, so how can i do that? can i convert mgrs value to integer first and then use in between clause? 回答1: Instead of BETWEEN clause use STRCMP(expr1, expr2) function for string comparison operations: WHERE STRCMP(mgrs, '42SWC227821555') >= 0 AND STRCMP(mgrs,

SQL COUNT between dates in two different column

北城以北 提交于 2019-12-02 14:58:25
问题 Let's say, we have this table: STUDENT | START | END 1 |1998-1-1 |2001-1-1 2 |1999-1-1 |2001-1-1 3 |2000-1-1 |2004-1-1 4 |2000-1-1 | NULL I'm trying to do is: Count number of students between start and end dates! 回答1: Looks like you need to use a basic COUNT aggregate: SELECT COUNT(Student) FROM YourTable WHERE Start >= @Start AND End <= @End I've used >= and <= respectively around the start and end date fields. Feel free to change to > or < as needed. It was unclear from your question

Print Y-m-d list of business dates between two dates from MySQL using PHP

白昼怎懂夜的黑 提交于 2019-12-02 13:51:09
I have this MySQL table: desc studentabsence; +---------------------------+-------------+ | Field | Type | +---------------------------+-------------+ | student_id | INT(11) | | student_absence_startdate | date | | student_absence_enddate | date | +---------------------------+-------------+ Let's say that we have student_absence_startdate = 2012-08-01 student_absence_enddate = 2012-08-08 Using PHP, I would like to echo all business days between that range (Mon-Fri). From the above range I would like to print: 2012-08-01 2012-08-02 2012-08-03 2012-08-06 2012-08-07 2012-08-08 How and where

How to get a sublist of a list between two words of list in Python

若如初见. 提交于 2019-12-02 09:31:15
sorry for my english. I'm italian. Starting from a list like this: words = ['tree', 'water', 'dog', 'soap', 'bike', 'cat', 'bird'] i want to get (in Python) the sublist between two words that i input by keyboard or in the code. For example, if i put the words 'water' and 'bike' i want to get the sublist: words = ['water', 'dog', 'soap', 'bike'] or if the list is words = ['tree', 'water', 'dog', 'soap', 'tree', 'cat', 'bird'] and i put the words 'tree' and 'tree' i want to get this sublist: words = ['tree', 'water', 'dog', 'soap', 'tree'] I have also wrote a program like this in C, but i'm not

How to use alphanumeric fields with BETWEEN clause in Mysql?

吃可爱长大的小学妹 提交于 2019-12-02 09:26:48
I have a table that contain a field names as mgrs, the value that stored in mgrs fields is like '42SWC227821555' may contain more charachters, and may contain lower case letters. So now i want to search records between two mgrs, so how can i do that? can i convert mgrs value to integer first and then use in between clause? Instead of BETWEEN clause use STRCMP(expr1, expr2) function for string comparison operations: WHERE STRCMP(mgrs, '42SWC227821555') >= 0 AND STRCMP(mgrs, '42SWC227821570') <= 0 I will list some steps, instead of complete answer. Remove all alphabets from you value, means you

SQL COUNT between dates in two different column

穿精又带淫゛_ 提交于 2019-12-02 08:18:38
Let's say, we have this table: STUDENT | START | END 1 |1998-1-1 |2001-1-1 2 |1999-1-1 |2001-1-1 3 |2000-1-1 |2004-1-1 4 |2000-1-1 | NULL I'm trying to do is: Count number of students between start and end dates! Looks like you need to use a basic COUNT aggregate: SELECT COUNT(Student) FROM YourTable WHERE Start >= @Start AND End <= @End I've used >= and <= respectively around the start and end date fields. Feel free to change to > or < as needed. It was unclear from your question whether you wanted between a specific field or if you were checking for a range between those two fields. Use the

BETWEEN clause in SQL

本秂侑毒 提交于 2019-12-02 07:25:34
I have a SQL statement to display data between two dates. I almost got it but there's a problem. If I input March 1,2012 to March 7, 2012 .. it should show data with dates between the two.. but it also show all of the dates under March 2012.. but whenever I input March 10, 2012 to March 30, 2012 the SQL works perfectly.. any help will be appreciated. thanks SELECT agentname, noofcalls, qualified, booking, resched, actualbooking, sales, remarks, concat(month,' ',day,',',year) as 'date' FROM tblagents WHERE (month between '" & cbosmonth.Text & "' AND '" & cboemonth.Text & "') AND (day between '"

use 'between' with varchar (sql server)

天涯浪子 提交于 2019-12-01 20:54:25
Using SQL Server 2005 Express. ( CONVERT(VARCHAR(8), R.reviewStart, 108) between CONVERT(VARCHAR(8), M.meetingStart, 108) and CONVERT(VARCHAR(8), M.meetingEnd, 108) OR CONVERT(VARCHAR(8), R.reviewEnd, 108) between CONVERT(VARCHAR(8), M.meetingStart, 108) and CONVERT(VARCHAR(8), M.meetingEnd, 108) OR CONVERT(VARCHAR(8), M.meetingStart, 108) between CONVERT(VARCHAR(8), R.reviewStart, 108) and CONVERT(VARCHAR(8), R.reviewEnd, 108) OR CONVERT(VARCHAR(8), M.meetingEnd, 108) between CONVERT(VARCHAR(8), R.reviewStart, 108) and CONVERT(VARCHAR(8), R.reviewEnd, 108) ) Will the "between" still have the

sql: BETWEEN v1 AND v2

倖福魔咒の 提交于 2019-12-01 18:18:55
Is there a difference in the order of v1 and v2 in a BETWEEN query on SQL Server? SELECT * FROM table WHERE col BETWEEN v1 AND v2 currently I don’t get any results if v1 is bigger than v2. Is this only syntactic sugar for col >= v1 AND col <= v2 or does it really take all values between the two? on my current observations I guess it’s the first case. Tom Ritter SQL Server 2008: select 1 where 5 between 1 and 7 1 result select 1 where 5 between 7 and 1 0 results Based on these results, and the Postgre Docs I would hypothesize that the ANSI Standard is as follows (although I can't find that doc)

sql: BETWEEN v1 AND v2

放肆的年华 提交于 2019-12-01 18:13:01
问题 Is there a difference in the order of v1 and v2 in a BETWEEN query on SQL Server? SELECT * FROM table WHERE col BETWEEN v1 AND v2 currently I don’t get any results if v1 is bigger than v2. Is this only syntactic sugar for col >= v1 AND col <= v2 or does it really take all values between the two? on my current observations I guess it’s the first case. 回答1: SQL Server 2008: select 1 where 5 between 1 and 7 1 result select 1 where 5 between 7 and 1 0 results Based on these results, and the