ranking

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Ranking an SQL on 2 Levels

Okay, another SQL question. What I am trying to achieve is to show by company, which courses their employees have been to, and from there, which is the most pop开发者_StackOverflow中文版ular for each[详细]

2023-02-05 11:18 分类：问答
Find Rank in Microsoft Report

Is there any way I can find the rank of a set of values in Microsoft Reports? For instance, in order to produce a table like the one below, what function/formula do I enter in the Rank column?[详细]

2023-02-03 15:32 分类：问答
In SQL Server 2000, how to delete the specified rows in a table that does not have a primary key?

Let\'s say we have a table with some data in it. IF OBJECT_ID(\'dbo.table1\') IS NOT NULL BEGIN DROP TABLE dbo.table1;[详细]

2023-02-03 04:02 分类：问答
Algorithm For Ranking Items

I have a list of 6500 items that I would like to trade or invest in.(Not for real money, but for a certain game.)Each item has 5 numbers that will be used to rank it among the others.[详细]

2023-02-02 18:25 分类：问答
What is a good design for Ranking System

I have a USER table, that has userId and point fields. At runtime, I want to know what is a ranking of a particular user base on their point. What is the best way to accomplish this:[详细]

2023-01-29 18:54 分类：问答
hacker news algorithm in php?

This is the Hacker News ranking algorithm, which I think is a simple way of ranking things, espcially if users are voting on items, but I really dnt understand this, can this be converted to PHP, so I[详细]

2023-01-21 09:20 分类：问答
sql output as a ranking

If I have a table of random values in a sql table, how can I export and display them as a raking rather than the absolute value... for example.. if the three val开发者_StackOverflow中文版ues are 30 85[详细]

2023-01-20 21:05 分类：问答
selecting top N rows for each group in a table

I am facing a very common issue regarding \"Selecting top N rows for each group in a table\". Consider a table with id, name, hair_colour, score columns.[详细]

2023-01-20 19:15 分类：问答
Select N records for each category and order by X

I have a database table that contains blog posts. I want to show on the homepage one (or more) post for each category, ordering by date, for example.[详细]

2023-01-18 18:38 分类：问答
MYSQL Select 5 records from one table based on several different values from another

I am by no means fluent in MYSQL.What I am trying to do is I have a table that has a list of Galleries with unique ID numbers.I have another table ImageData that has images that may be as many as 1000[详细]

2023-01-18 01:12 分类：问答