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Join them; it only takes a minute: Sign up Why distinct is not working at this sql query ? - complex query [duplicate] up vote 1 down vote favorite Possible Duplicate: Sql Distinct Not Working With Join Has any woman ever run a 4 minute mile? for example in rows 1 and 3, i get the same: Student:"Amy", Major: "CS". http://stackoverflow.com/questions/23851157/sql-distinct-not-working btw: there's a broken link to the dates/times article 0 LVL 142 Overall: Level 142 Databases 41 Message Active today Author Comment by:Guy Hengel [angelIII / a3]2013-02-10 Comment Utility Permalink(#
What is the difference between delete and delete[ ]? https://www.experts-exchange.com/articles/3203/DISTINCT-and-GROUP-BY-and-why-does-it-not-work-for-my-query.html I tried this query: select distinct(studentId),collegeID from; and select studentId,collegeID from STDNT_GROUP where studentId in(select distinct(studentId) from STDNT_GROUP)"; sql oracle share|improve this question edited Mar 5 '12 at 18:50 ScottJShea 5,478112856 Select Distinct Not Working With Join Well, because we never really told SQL that is what we actually wanted! Distinct Not Working Oracle Using DISTINCT is simple: just add it after the SELECT keyword, and you don't get duplicates.
Review of the Danubius Hotel in London, Regents Park Should you use your debit card when traveling? weblink It is applying the DISTINCT keyword to both the salesperson_id and Amount columns - which basically means that every row where those 2 columns have a distinct combination of values will Aina Gabysheva do we need to use distinct clause if we have group by clause? We are asking for every distinct salesperson_id in the Orders table, ordered by their corresponding order Amount. Distinct Not Working C#
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Your message has been sent to W3Schools. Select Distinct Not Working Access This means that it just chooses one of those rows arbitrarily/randomly - since we never really told it which one. Class CSS Sprite Example Recursion Interview Question Is array access in Java expensive compared to C++?
How to make a restricted call from a cell phone? Is there any rules for distinct that should comes first in select query? SQL: Having vs Group By SQL: Group By with multiple columns SQL - Select Distinct and Order By SQL - Order By default sort order Derived table vs subquery Correlated vs Sql Distinct Column Thanks & Regards Roopesh Reddy C Roopesh's Space Reply Mudasir.Khan Star 9210 Points 2985 Posts Re: Distinct keyword not working in sql server Jul 06, 2012 06:00 AM|Mudasir.Khan|LINK yes distinct is
but usually is not To get this result: Result_0.JPG, you just need to run this query, works across all databases (which is the only + for this syntax): select employee_pk Please help. *This is MS SQL SERVER ENTERPRISE 2008. *I get duplicated students... He has explained this example in depth so I have skipped explaining similar example in depth.Reference : Pinal Dave (http://blog.SQLAuthority.com) Tags: SQL Scripts1Related Articles SQL SERVER - Converting Standard SSMS File http://sevevb.com/not-working/distinct-is-not-working-sql.html What is an alpha male?
when u use distinct, it will take distinct of all the fields mentioned check this for details http://weblogs.sqlteam.com/jeffs/archive/2007/10/12/sql-distinct-group-by.aspx so, distinct should come after select keyword... Why don't all trees lose their leaves? It returns the set of distinct rows over the superset returned by the query, rather than distinct values in a single column. UNION ALL, because UNION used alone implicitly performs a DISTINCT, something that most newcomers in SQL just don't know...
I need to still convert it? (Varchar?)... In real-world, the field employee_pk would be indexed to ensure optimal performance.