group-by

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Oracle Having > Single Row

I have an Oracle query, which has something to the effect of Having Count(field) > (Long SQL statement that returns one row)[详细]

2023-04-13 05:02 分类：问答
mysql join 2 columns to order by

Having a real struggle with something. I have a list of fixtures that have the following: hometeam, awayteam, date, time, season, competition.[详细]

2023-04-12 12:32 分类：问答
Group By query - any other way?

I have the following table that contains the following data: http://img513.imageshack.us/img513/9039/mycities.png[详细]

2023-04-12 09:05 分类：问答
Using Groupby to Group a Column in an Access Table in Python

I have been playing with the groupby function from the itertools module for a while now (like days) for k, g in groupby(data, keyfunc):[详细]

2023-04-12 08:53 分类：问答
how to use count on a groupby using extension methods?

I need to use get count(*) like sql server on linq, how can I use extenstion methods to do that ? here is what I am trying to do[详细]

2023-04-12 04:37 分类：问答
Grouping, counting and excluding based on column value

Although I\'ve not a complete newbie in SQL or MySQL I notice that there\'s still quite a bit to learn. I cannot get my head around this one, after much trying, reading and searching. If you can give[详细]

2023-04-12 04:06 分类：问答
LINQ VB how to check for duplicates in a list of objects

I have a list of objects, each with 2 relevant开发者_高级运维 properties: \"ID\" and \"Name\". Lets call the list \"lstOutcomes\".[详细]

2023-04-12 03:13 分类：问答
Using multiple PIVOTs JOINs and GROUP BYs for advanced report generation

I\'ve developed a timesheet recording system, that allows users to record: A Period of time (9:00 to 12:00)[详细]

2023-04-11 19:37 分类：问答
java.lang.IllegalStateException error in Android Sqlite3 "group by" clause

This is my query in sqlite3 by adb shell: sqlite> SELECT round FROM prizes GROUP BY round; 100-7 However, I got a problem when translating it into Java code:[详细]

2023-04-11 14:55 分类：问答
How to use GROUP BY with SELF JOIN?

I have a person table which holds person and his manager at the same time.I\'m using SELF JOIN to select managers email but I get a lot of duplicates.[详细]

2023-04-11 10:37 分类：问答