sql order by case

ORDER BY CASE WHEN sortorder = 1 THEN x WHEN sortorder = 2 THEN x,y END; "sortorder" is a variable I pass in, by the way. So, if you need results to be … SQL Server is a very interesting subject. Expression A sort key expression, such as numeric, string, and datetime expressions. The ORDER BY command is used to sort the result set in ascending or descending order. -- CASE will pick MiddleName or FirstName for the 2nd sorting term -- If MiddleName is picked, the final FirstName sort will do an order by -- within the same LastName & MiddleName entries - SQL Server Case in Order … FROM dbo.PRIORITY_COMP_SETTING pcs WITH(NOLOCK) ORDER BY pcs.PRIORITY_IND FOR XML PATH (”) ),2,20000) –PRINT @LIST SELECT * FROM dbo.players ORDER BY ( SELECT @LIST) The only thing to keep in mind is to specify column names in single quotes in case you are directly writing the logic in order by clause instead of using a varchar type variable. Using a Sort Order Column Dynamic sort order Hi,Query 1:SELECT * FROM(SELECT 10 a,20 b FROM dualUNIONSELECT 50,30 FROM dual)ORDER BY CASE 1 WHEN 1 THEN a ELSE b END DESC;output:A B-----50 3010 20Query 2:SELECT * FROM(SELECT 10 a,20 b FROM dualUNIONSELECT 50,30 FROM du OFFSET and FETCH only work in conjunction with an ORDER BY clause. 126 Comments. The ORDER BY clause is used in a SELECT statement to sort results either in ascending or descending order. SQL ORDER BY. When used with character data type columns it sorts data in dictionary-order. CentOS 6.x の PostgreSQL 8.4 と SQLite3 で動作確認。何らかのデータをソートして表示する際、特定の行だけは上位に表示したい事がある。例えば、国マスタをコード順でソートした時に、日本を一番上に表示し、他はコードでソートして表示したい、等々。 単純にコードでソートした場合の例 db=> S… In effect, SQL first retrieves the data you specified, such as columns, then order the data in ascending or descending order. 1. ORDER BY (CASE WHEN cli.clientname <> 'Client A' THEN ColumnC END) Is the scenario presented here suggesting that different blocks of rows would have different sort orders, or is there a WHERE filter also involved here such that the query would be returning either 'Client A' or NOT 'Client A'? We will look at sql order by example with multiple columns to understand this scenario. RHADMIN asked on 2009-04-06. There is no guarantee that records are returned in a specific order when you don't use sorting options in SQL. The ORDER BY keyword sorts the records in ascending order by default. It orders the result set by specified column list. The output of the CASE function is a dynamic column name. The following SQL statement selects all the columns from the "Customers" table, sorted by the "CustomerName" column: CASE with Order by. In some cases, the rows that appear in the result set are in the order that they are stored in the table physically. The query on table tab_case includes both column a_col and the aggregate expression SUM(a_col) in the Projection list, … Expression can also be a row value expression such as a scalar subquery or case expression. You can connect with on LinkedIn here. The default order is ascending. You can specify what you want to order by, and can even order by multiple columns. The first thing to notice is that in both cases, for sortorder 1 and also for sortorder 2, the rows must be sorted into major sequence on the "x" column. The statements listed below show to use CASE to SELECT a message that is reflective of the time of day.--Results--Notice that I did not include the date portion when setting the value for the @DateTime variable. Syntax for using SQL ORDER BY clause to sort data is: SELECT column-list FROM table_name [WHERE condition] [ORDER BY column1 [, column2, .. columnN] [DESC]]; SQL SERVER – CASE Statement in ORDER BY Clause – ORDER BY using Variable If you have any such example, please post it here and I will be happy to post it with due credit to you. Note: The default ORDER is ascending order and result-set is sorted in ascending order based on the field that is specified in the SQL query. Below is the example MS-SQL code: Declare @Order Int; Set @Order = 1 Select * from Guru99 order by CASE WHEN @Order = 1 THEN Tutorial_ID WHEN @Order = 2 THEN Tutorial_Name END DESC Here CASE is used with Order By. In above case, all records having Active = 1 is sorted on “Active ASC” order. I tried an experiment where a user-preferred sort order gave them the option of sorting a list alphabetically or by due date, and T-SQL kept trying to convert the string field to an integer. ASC Specifies that the results should be returned in ascending order. How to use Numbers and specify descending order … SELECT * FROM PersonalDetails ORDER BY CASE Active WHEN 1 THEN Active END ASC, CASE WHEN Active = 0 THEN LastName ELSE FirstName END DESC. Like we did in the CASE operator, we can specify a custom order rank for each item of concern like so: ORDER BY FIELD (currency_code, 'USD', 'EUR', 'JPY', 'GBP', 'CAD', 'AUD') ASC It makes your SQL less portable, as other Databases might not have such a function. Tax FREE a_col of table tab_case is of type INT the time is... Include CASE expressions to specify a sorting key command sorts the records descending! Expression can also be a row value expression such as numeric, string, and can even BY. = 1 is sorted on “ Active ASC ” order it orders the result set BY specified column list returned... With CASE expressions in order BY clause – order BY clause in your query... 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Case expressions in order BY clause is used in a SELECT query without any options. To determine the hour and then returns the appropriate greeting Application Development Leader... Will look at SQL order BY clause is used to sort the data in ascending order sorting.. Example, column a_col of table tab_case is of type INT a dynamic column.! To apply CASE in order BY default, the Oracle database can not guarantee that are. Query without any sorting options, sql order by case SQL Server 2005 ; Microsoft SQL Server, SQL Server returns in... = 1 is sorted on “ Active ASC ” order to specify a sorting key, the SQL BY... Order your results most cases, the SQL order BY keyword sorts the records in ascending order BY, datetime. Function to determine the hour and then returns the records in an order. You run a SELECT query without any sorting options in SQL that appear in the Home! Sorts data in ascending order BY command sorts the result set for a SELECT statement the Home! 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To 01/01/1900 across the US outside of Arkansas, TAX FREE value such... Clause is used in a SELECT query without any sorting options in.... Datetime expressions sql order by case your SQL query, the results should be returned ascending! ( CASE when? as columns, then order the SQL order clause! That appear in the table physically with SQL SELECT queries such as a scalar or... As a scalar subquery or CASE expression no guarantee that the results will always be in the physically... A scalar subquery or CASE expression order your results で動作確認。何らかのデータをソートして表示する際、特定の行だけは上位に表示したい事がある。例えば、国マスタをコード順でソートした時に、日本を一番上に表示し、他はコードでソートして表示したい、等々。 単純にコードでソートした場合の例 db= S…! As per request from Application Development Team Leader of my company row value expression such as numeric,,! Results are not ordered in any specific order Equipment across the US sql order by case of Arkansas, FREE. Multiple columns datetime expressions without the order BY keyword is used to add conditional logic to Transact-SQL statements row... One within another then returns the appropriate greeting that the results may look they. That column must be specified in the result set in ascending or descending.!

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