distinct

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SQL DISTINCT when combining LEFT JOIN with subquery

I have the following two SQL tables for storing movie titles, and the dates I\'ve seen them: CREATE TABLE movies ([详细]

2023-03-01 13:09 分类：问答
MySQL distinct and left, right

I have a table with day column like this: 2011-04-28, 2011-04-29 ... daycountname surname 2011-04-288开发者_如何学Gotiti tutu[详细]

2023-03-01 09:43 分类：问答
how to use distinct in ms access

I have two tables. Task and Categories. TaskID is not a primary key as there are duplicate values.When there are multiple contacts are selected for a specific task,taskid and other details will[详细]

2023-02-28 22:50 分类：问答
Removing duplicates from result of multiple join on tables with different columns in MySQL

I am trying to make one statement to pull data from 3 related tables (as in they all share a common string index).I am having trouble preventing MySQL from returning the product of two of the tables,[详细]

2023-02-28 14:17 分类：问答
Combining array of arrays into single, distinct array using LINQ

Can this be rewritten any better using LINQ? I\'m a C#er try开发者_开发问答ing to think in VB.NET for this current project. It\'s in an ASP.NET Web Forms .vb codebehind:[详细]

2023-02-27 07:17 分类：问答
Distinct + Order By in Hibernate

开发者_JAVA百科Related to my last question I have worked with that answer, but now I require to do with a bit modification using hibernate.[详细]

2023-02-27 02:21 分类：问答
How do I apply the LINQ to SQL Distinct() operator to a List<T>?

I have a serious(it\'s getting me crazy) problem with LINQ to SQL. I am developing an ASP.NET MVC3 application using c# and Razor in Visual Studio 2010.[详细]

2023-02-26 17:17 分类：问答
I need a DISTINCT list of records based on one field and a date

I am trying to formulate an SQL statement that will return a list of records that are distinct on one field, but if a duplicate record (based on the one field) is present with a newer date in the date[详细]

2023-02-25 03:06 分类：问答
Distinct record from two joined tables, one "distinct" field, controlling date

Access 2007 TableA IDxFilename TableB IDyDateName There are more fields in Table B, but this should work. IDy is not unique, may have duplicates.[详细]

2023-02-24 16:52 分类：问答
COUNT of DISTINCT items in a column

Here\'s the SQL that works (strangely) but still just returns the COUNT of all items, not the COUNT of DISTI开发者_C百科NCT items in the column.[详细]

2023-02-24 15:11 分类：问答