Sql case when then multiple values oracle. spt_values v CROSS JOIN master.

Sql case when then multiple values oracle. If you want to have this evaluation only once, the query gets slightly more Oct 20, 2017 · I run a report in which I have a situation where based on a column value which is basically a Key or Id, I need to fetch corresponding value from the mapping Id table. Actually I got the answer of my question. The simple CASE is more concise when you’re just comparing a single expression against multiple possible values. CASE WHEN allows data scientists to create a pseudo ifelse statement in SQL. Then split them There’s no if keyword in SQL. selector can have any PL/SQL data type except BLOB, BFILE, or a user-defined type. – Jan 11, 2016 · I am facing difficulty in understanding oracle(12c) sql order by clause with case statement. Nov 14, 2016 · case is an expression. WHERE 3. spt_values v3; I then told SSMS How can I create a partitioned table with the addition of a unique index in SQL Jun 28, 2023 · COUNT DISTINCT with Multiple Columns. Feb 4, 2014 · I have two tables that store email information: EMAIL; EMAIL_ADDRESS; EMAIL has: email ID; timestamp; and other info we don't care about; EMAIL_ADDRESS has: ID (foreign key references EMAIL. From the documentation (emphasis added):. 42. So, once a Jun 16, 2017 · case can help sometimes (when you want to enforce a specific order of evaluation of logical conditions), but it must be written carefully. put_line('Case 1 or 2'); Oracle PL/SQL case statements not executing as expected. Commented Oct 18, 2009 at 3:19. value else other Also if I replicate the same expression in multiple CASE statements would it be evaluated 2021 - 2:54 am UTC . Anything = null is never true. is their any limit to write WHEN. Improve this question. Sep 3, 2021 · Since you want to exclude the results where a >= 30 then use where clause to filter those results. Sep 16, 2011 · The question is specific to SQL Server, but I would like to extend Martin Smith's answer. And if you are only displaying one value, RUNNING, then there is no reason for a CASE. That's what the case expression does in the count() function; when col2 is not equal to col3, then case returns null (by default) so the expression - and therefore the row - is not counted. Something like this: MERGE INTO May 28, 2024 · However, there is no direct way to use IF-THEN logic in SQL because there is no IF keyword in SQL. CASE WHEN grade = 0 THEN 'R2' WHEN grade = -1 THEN 'R1' ELSE --ignore-- END AS "Grade level" Oracle SQL - CASE WHEN THEN ELSE ignoring ELSE part. 108k 15 15 gold badges 117 117 silver badges 145 145 bronze badges. Add a SQL Server using CASE WHEN THEN statement. ArtNo, p. Unfortunately, storing the month names as you are doing is not really efficient. . Status| STATUSTEXT a1 | Active i | Inactive t | Apr 17, 2015 · Can some one please explain how to pass multiple values to oracle case statement Then. In working with an SSRS report, I'm passing in a string of states to a view. Is it possible to do this in Oracle SQL? I've tried this: Feb 27, 2017 · Your query is very readable and I see no real disadvantage in copy-pasting the expression. This key would then be joined to a lookup table and you could have as many values as you like. 1. CompanyMaster WHERE AreaId= (CASE WHEN EXISTS (SELECT BusinessId FROM dbo. 표현식 하나이상의 값과 연산자, 함수들이 결합된 식 1) CASE WHEN THEN 특정 조건에 따라 값을 변경할 수 있는 수식(표현식) 주로 SELECT절에서 사용 ( 사용 형식 ) CASE WHEN 조건1 THEN 값1 WHEN 조건2 THEN 값2 : ELSE 값n END 예제) 사원테이블에서 80번 부서 사원들의 급여를 조회하여 급여가 15000 이상이면 'A등급 Aug 30, 2013 · I had to combine the first_name and last_name columns on one table alias it and then compare it with the other tables Name column. When it seems that you have to read the same table twice or more, it can actually be done by reading once, in most of the time. For example, an if else if else {} check case expression handles all SQL conditionals. Instead of the sum I have this whole case statement to implement. orderid = CASE WHEN @orderid > 0 then @orderid ELSE orders. Oct 18, 2016 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about May 31, 2012 · A more intense solution would involve a lookup table. For example: -- Using a single table variable for testing reasons declare @Test table (groupid int, idBillingStatus int, idOperator int, idClub int, price float, Jun 3, 2022 · This actually doesn't work. I need to find the Mortgage_Type of each item. ] LastName[, Suffix]. [Vendor] WHERE CASE WHEN @url IS null OR @url = '' OR @url = 'ALL' THEN PurchasingWebServiceURL LIKE '%' WHEN @url Jan 31, 2019 · In your explanation, you use "MBA" as a program you're searching for, but your sample data doesn't have anything resembling "MBA". SQL Case Statement - how to do it. If it is too complex, break it out into function. Something like this: case ColumnName when 'A' then 'Apple' when 'B' then 'Banana' end ColumnName, case Jul 5, 2024 · I have the table with 1 column and has following data. Thanks for your reply. Improve this answer. Also, a SQL statement needs to return a fixed set of columns, including the column name. HAVING 5. Hot Network Questions Nov 20, 2011 · I think that what is happening here is that your case must return a single value because it will be the value for the "name" column. Follow edited Jul 27, 2015 at 5:44. Find out how to use CASE WHEN in this Aug 6, 2024 · I personally do it this way, keeping the embedded CASE expressions confined. Hot Network Questions Utopia as a drug dream How to find out the value of +40 years old resistor? Nov 17, 2015 · I have the following exercise: concatenate first, middle, last name and name suffix to form the customer’s name in the following format: FirstName [MiddleName. See Oracle docs Searched case expression vs case expression. Aug 24, 2024 · B: COUNT(CASE WHEN order_type = 'purchase' then 2 END) C: COUNT(CASE WHEN order_type = 'purchase' then NULL END) D: COUNT(CASE WHEN order_type = 'purchase' then 1 ELSE 0 END) In SQL, the COUNT() function only considers non-null values. So, your case statement would produce a unique key. grade_id = 1 THEN (CASE WHEN ((date_completed-date_submitted)*24*60)<=30 THEN 'Yes' ELSE 'No' END) ELSE CASE WHEN Complex Case Statement in Oracle SQL. SQL Plus "case" keyword May 5, 2015 · The case statement is an expression that returns a single value. SQL> set null NULL SQL> select trim('') from dual; T - N U L L As far as your CASE statement, the problem lies in your use of equalty with NULL. We usually define a static condition or value, however, if you need to Aug 7, 2014 · Below is my draft of the SQL statement where I am trying to return two values (Either a code value from version A and it's title or a code value from version B and its title). I've been told that you can't return two values in one CASE statment, but I can't figure out how to rewrite this SQL statement to give me all the values that I need. pr_user_id is null then 'no pr_user' else ( select usr. I know that l_status stores only 1 value. I am using a Case When/ Then statement in the Where clause. SQL CASE and Union. Jun 8, 2020 · If you don't want to repeat the inner case logic then you can use a CTE or line view: select item How to select values for count in oracle sql. Dec 31, 2014 · You'll have to swap the syntax around. The CASE statement evaluates a single expression and compares it Nov 10, 2023 · I have a html select with 3 values (X, Y, Z) and I need to return data according a column value. Otherwise you will want to evaluate each condition in the CASE including what should display in the event none of the conditions is met; a default value. Each one is checked in order, and the first one where the condition is true is the one that’s returned. Here is my query that I am using (significantly shortened) and I keep getting "RVPname is invalid in the select list because it is not contained in either an aggregate function or the GROUP BY clause. potashin. In the below query, if obsolete value = 'N' or if InStock value = 'Y' then the output will be 1. The twist is that the users could also pick a selection from the state list called "[ No Selection ]" Nov 27, 2019 · And below SQL query will contain 0 value which covered the correct values, does it possible to query without Else or do nothing? SELECT code, Oracle SQL - CASE WHEN THEN ELSE ignoring ELSE part. Oct 18, 2009 · SELECT *, CASE WHEN a = 'test' THEN 'yes' END as value FROM ( SELECT col1 as a FROM table ) q Share. [Vendor] WHERE CASE WHEN @url IS null OR @url = '' OR @url = 'ALL' THEN PurchasingWebServiceURL LIKE '%' WHEN @url Mar 16, 2021 · 1. SQL:2003 standard allows to define multiple values for simple case expression: SELECT CASE c. [Description], Apr 15, 2014 · I need to show how many different values every 'id' has. Jun 20, 2012 · CASE is an expression - it returns a single result of a well defined type:. Consider it the equivalent of “pivoting” data - Mar 5, 2023 · Guffa has the right answer, but the way you'd do this using the CASE trick (which does occasionally come in handy) is this:--If order ID is greater than 0, use it for selection --otherwise return all of the orders. COLUMN1, Jan 29, 2013 · Try this: SELECT A ,B ,C ,SUM(CASE WHEN <COLUMN_NAME_A> IS NOT NULL THEN <COLUMN_NAME_B> * <COLUMN_NAME_A> ELSE 0 END) AS <ALIAS> FROM <TARGET_TABLE> GROUP BY A ,B ,C But your CASE statement have no sense. However, you need a workaround so here is one using two sub-queries, one for your actual query, one to for the default. sql Jul 1, 2024 · SELECT CAST( CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like 'theValue%') THEN 1 ELSE 0 END AS BIT) I just want an . CASE (Switch) This form of the CASE statement is also referred to as the I would like to return multiple values in my case statement, such as : SELECT CASE WHEN <condition 1> THEN <value1=a1, value2=b1> WHEN <condition 2> THEN SELECT CSUSER01. movies You want your CASE statement to return a VARCHAR (either the MVYEAR or NULL) and then you want the CAST to operate on the result of the CASE. col = x. If you have an attribute for book that can be 0-many values, you should have a related look up table, for example "BookPrices" with columns Id, Book_Id, Price, with an entry for each price possibility for the book. it looks like your intention is to get only one value. It should look like this: id SELECT CASE WHEN component_a is NULL THEN 'none' WHEN help with oracle sql Jun 26, 2023 · Problem. Please understand that PL/SQL is not another name for "Oracle SQL". Nov 12, 2024 · Example. using case when then variable allows you to use complex/compound conditions that case when doesn't. THEN Condition in one CASE. name email bob [email protected] joey [email protected] desired output [email protected] Jul 10, 2024 · I am trying to calculate a field. Else, keep the original value (when If there’s a match, it returns the corresponding THEN value. Feb 27, 2017 · Your query is very readable and I see no real disadvantage in copy-pasting the expression. The "searched" CASE expression evaluates much more general logical "conditions", not just equality. Then I'll the item to display a null value which I SQL Select List mulitple values with case then. In Oracle & SQL Server's case, WITH syntax is just an alternative to inline views. If no match is found, it returns the ELSE value. name from user usr where usr. Apr 27, 2012 · It's not clear why you added that WHERE column_name <> 3. If flag01 and flag02 are both "Ok" and Parent is NULL, replace to 'CT_00000'. how can return multiple values for THEN in CASE. ID is not null then 'Active' Else 'Closed' end As currentStatus FROM TableA A1 INNER JOIN (SELECT Distinct ID FROM TableA If the StartDate field is reliably issued an EndDate value before getting issued Nov 6, 2012 · SELECT Event_ID, sum (CASE WHEN POSA IN ('SX', 'DX') THEN 1 ELSE 0 END) AS cnt1, sum (CASE WHEN POSA IN ('SP', 'DP') THEN 1 ELSE 0 END) AS cnt2 FROM Station_Processed_Info GROUP BY EVENT_ID Is it possible to have multiple values for S within a single EVENT_ID Count Distinct Not Working in Case Select Oracle SQL. ID) EMAIL_ADDRESS; TYPE (to, from) Say I have 6 rows in EMAIL - the query should return the ID, timestamp, to and from address. Hot Network Questions Nov 4, 2022 · Writing SQL with multiple conditions can be an arduous task, especially if you need to make numerous checks. Modified 8 also I believe that you should use single quotes in your 'CASE THEN' statement Oct 9, 2016 · A CASE statement can return only single column not multiple columns. It will keep the data that you could use from any sql or Aug 23, 2024 · This is your comprehensive guide to multiple case when in SQL. Dec 20, 2018 · Is it possible to Update multiple records in one sql query? so update the status of all printers with id A and ip 1. SQL "case when" query. The expression only has to be listed once, eg SQL> select 2 case 1+3+4 3 when 5 then 12 4 when 6 then 13 5 Aug 7, 2014 · Below is my draft of the SQL statement where I am trying to return two values (Either a code value from version A and it's title or a code value from version B and its title). SELECT WORK_ORDER_NUMBER, SUM(CASE WHEN STOCK_CODE LIKE 'xxxx' THEN STOCK_QUANTITY ELSE 0 END) AS TOTAL FROM Table GROUP BY WORK_ORDER_NUMBER; Share. Sep 11, 2018 · I have created a scalar function that should convert the mark of the student to a letter, I used the CASE & Between to switch values as follows: ALTER FUNCTION [GetLetterGrade] ( @avg decimal , @isCommented bit ) RETURNS Char(50) AS BEGIN return case WHEN @isCommented = 0 THEN CASE when @avg between 97 And 100 THEN '01' Jan 10, 2017 · Sql Code: SELECT * MAX(CASE WHEN CCP. When working with SQL case statements, it’s essential to understand the basic syntax and how to construct simple examples. 2769. If you use strings, then values larger than 9 will not work as you expect them to. ORDER BY You can work around that with: SELECT column1,column2,case_column FROM ( SELECT SOME_TABLE_ALIAS. The subquery (select acct_id from TABLE2 group by acct_id having count(*) = 1 ) is OK because it will only ever return one value. However, this works for constants, but not for formulas. Also, it's not clear what you're trying to do here since you seem to have a predicate in the THEN clauses, and Jun 2, 2023 · What Does the SQL CASE Statement Do? The CASE statement allows you to perform an IF-THEN-ELSE check within an SQL statement. Nested CASE statements in SQL. Thanks for accepting this as the answer but Tony Andrews solution is a lot more straightforward and, in my view, the better answer. lastname ASC, tp. SQL Statement with CASE when there are no values. In your case: (CASE WHEN ID IS NOT NULL AND LABEL IS NULL THEN TITLE WHEN ID IS NOT NULL THEN LABEL WHEN ID IS NULL THEN TEXT END) AS DESCRIPTION Or, a simpler formulation is: Jan 2, 2015 · I'm trying to create a simple query that turns a grading/evaluation column that currently contains the values 0,1,2,3,4,5 into Terrible , CASE eval WHEN 0 THEN 'Terrible' WHEN 1 THEN 'Bad' WHEN 2 THEN 'Mediocre I believe one uses ELSE instead of DEFAULT in Oracle SQL CASE statements. g. SELECT 6. Aug 8, 2016 · No, you can't refer to the alias elsewhere in the same level of select, other than in the order by clause, because of when Oracle assigns it internally. Since the tasks are ordered, each May 28, 2024 · It's not a cut and paste. Any input is greatly appreciated. The PL/SQL CASE statement allows you to execute a sequence of statements based on a selector. 0-17). May 28, 2024 · It's not a cut and paste. Follow edited Jan 17, 2019 Mar 26, 2018 · What he means triple3xh is that your book table should have info such as Id, Title, Author, Subject, etc etc. Anything = null Sep 15, 2008 · Using SQL CASE is just like normal If / Else statements. spt_values v CROSS JOIN master. ( select case when customer_id=1 then 'descrip1' Mar 26, 2012 · The CASE version. Which is probably the most readable method. Get list of May 5, 2015 · The case statement is an expression that returns a single value. The correct solution is for the program which executes the query to handle NO_DATA_FOUND exception rather than fiddling the query. But according to the selection, I want to filter with several different values. Hot Network Questions Dropped egress traffic in gwlb/palo alto aws scenario. here's my SQL. A selector can be anything such as variable, function, or expression that the CASE Mar 6, 2019 · then things start to fail. sql; sql-server; sql-server-2012; case; union; Share. You can use a column alias, c_alias, to label the immediately preceding expression in the select list so that the column is displayed with a new heading. May 31, 2012 · A more intense solution would involve a lookup table. 'Developer' and Finding duplicate values in a SQL table. You select only the records where the case statement results in a 1. Expression whose value is evaluated once and used to select one of several alternatives. Oct 3, 2024 · It sounds like you want a general solution. But you can do it with a self-join: with t as ( select t. This includes NULL values and duplicates. case dummy when null then 'Y' Checks whether dummy equals null. Here is my code for the query: SELECT Url='', p. This is what you wanted to write, I think: SELECT * FROM [Purchasing]. sample data. the existing Oracle views written by the OGs have the WHEN sequentially, the newer T-SQL views use the IN and beyond a few values its not as legible - though both Feb 25, 2015 · The top-rated answer with NVL is totally valid. Jul 1, 2024 · SELECT CAST( CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like 'theValue%') THEN 1 ELSE 0 END AS BIT) I just want an . SQL Multiple Case When and mulitple Feb 28, 2014 · SELECT SUM(CASE WHEN ymd BETWEEN CURRENT_DATE -4 AND CURRENT_DATE -1 THEN cost ELSE 0 END) as '3day total', SUM(CASE WHEN ymd BETWEEN CURRENT_DATE -11 AND CURRENT_DATE -1 THEN cost ELSE 0 END) as '10day total', SUM(CASE WHEN ymd BETWEEN CURRENT_DATE -31 AND CURRENT_DATE -1 May 19, 2015 · In summary I want to append a table with a row if the table only has 2 or more values. COUNT(*) - returns the number of items in a group. This (and the slightly different syntax) is what Alex demonstrates in this Answer. I'd also put comments in to explain what is going on. The WHERE clause in SQL queries filters data based on a specified expression or condition. Actually we can write only 255 comparisons in one CASE. SELECT CASE WHEN '7C54D3E133830A78E040A8C010014B7D' != '' THEN Jun 28, 2023 · Simple Case Syntax and Examples. This formula can be used to get the minimum value of multiple columns but its really messy past 2, Oct 20, 2016 · It is not an assignment but a relational operator. selector. ” Aug 19, 2011 · I would do this in multiple steps. CertEndDate) END ASC, CASE WHEN @orderby = 2 THEN CONVERT(NVARCHAR(30) , ccd. ImpFile from StationeryClientProject WHERE May 15, 2015 · Having that many like statements is going to cause your query to absolutely devastate the resources on the SQL server, and when you get more rows than a demo db you are going to have a DECODE is deprecated Oracle syntax, similar to a simple CASE x WHEN, there's no way to use it multiple values for one when. Jul 2, 2019 · For the same reason when dummy = null then 'Y' will never return Y. SELECT customer_id, name, email, CASE WHEN PF > 10 AND TS > 1000 THEN 'High Value' WHEN PF > 5 AND TS > 500 THEN 'Medium Value' ELSE 'Low Value' END AS Apr 26, 2022 · I'm stuck at a trivial scenario in Oracle Apex(22. The CASE statement chooses from a sequence of conditions, and executes a corresponding statement. I got the answer of My question. Follow answered Nov 14, 2014 at 20:56. BusinessId = CompanyMaster. I am totally confused Jan 20, 2017 · i have an issue with oracle case when. Within this trigger I need to insert certain data into the new table based upon values within the newly inserted data from the original table. This section discusses how to achieve that using count distinct sql techniques. But I want something like l_status = 'n','s' I am using this case statement in the where Oracle Database 23c extended CASE expressions in PL/SQL to support dangling predicates in simple CASE expression. GROUP BY 4. The case statement will be applied for every value you want to update UPDATE table SET pay1 = CASE WHEN @columnname IN('name1') THEN pay1 * 100 ELSE pay1 END, pay2 = CASE WHEN @columnname IN('name1', 'name2') THEN pay2 * 20 ELSE pay2 END, pay3 = CASE WHEN @columnname IN('name1', Aug 23, 2013 · THEN NULL ELSE movies. SELECT Nov 10, 2023 · I have a html select with 3 values (X, Y, Z) and I need to return data according a column value. SELECT If there’s a match, it returns the corresponding THEN value. The CASE expression has two formats: simple CASE and searched CASE. selector_value can be an expression of any PL/SQL type except BLOB, BFILE, or a user-defined type. BusinessId) THEN @AreaId ELSE AreaId END) AND AreaId IN (SELECT [@Areas]. Jul 9, 2024 · I'm brand-new to the Oracle world so this could be a softball. For example: select from emp where case when bonus is null then salary else salary + bonus end > 4000 Here emp is a table, and bonus and salary are Oct 7, 2015 · Ok based on the fiddle you have given i have tried these and it worked for me. select student_id, exam_id, Oracle Database 23c Jul 6, 2015 · I think you don't need CASE, rather you need NVL and NVL2. About; Products What is the equivalent of the below SQL Query in Oracle? SELECT CAST( CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like Apr 17, 2017 · Your query returns zero rows. The result of the case statement is either 1 or 0. 1 to working you can use decode for Oracle's SQL for switch-case type statements. Jan 16, 2024 · The CASE WHEN statement lets us make decisions on our data, categorizing and manipulating records based on specified conditions. select CASE WHEN action_type like 'Trigger Severity' THEN Oracle SQL - Multiple return from case. Case statements in SQL. In this article, we’ll explore how to use the CASE statement with multiple conditions, providing simple examples that should work across most major relational database management All possible values returned by a CASE expression must be of the same data type. Insert into TblStuff(FullName, Address, City, Zip) Select (Case When Middle is Null Then Fname + LName Else Fname +' ' + Middle + ' '+ Lname End) as FullName, (Case When Address2 is Null Then Address1 else Address1 +', ' + Address2 End) Apr 25, 2020 · Hi I have to update descrip column in customer table around 1000 values manually, For appeals, questions and feedback about Oracle Forums, please email oracle-forums-moderators_us@oracle. If none of the conditions are true then whatever is in the ELSE part of the statement is returned, or if there is no ELSE part, then a null value. John Pink John Pink SQL CASE Statement. Both types of CASE statements support an optional Dec 30, 2016 · For each col2 I count just how many times it is equal to the "min" value of col2 for the corresponding col1 value. (select name from TABLE3 where TABLE1. So, for example, say I have a data set like the following: Salesperson Invoice Oct 25, 2016 · CASE test WHEN NULL and SUBSTR(('99999999' - Tst_Date),1,4) > 2009 THEN 'Medi' WHEN NULL and SUBSTR(('99999999' - Tst_Date),1,4) < 2009 THEN 'hills' ELSE test Oct 14, 2024 · Or you can write two query then combine both with union all. firstname ASC You only need the sort order to change on the first field, so don't enclose the others in the CASE . The longer answer is you can do things like: - Concatenate all the columns into one with a known separator. Returning many values with CASE. Aggregate by department, summing the value just calculated. If you have a clustered index this means two clustered index updates on top of whatever the other field(s) that were modified were. acct_id= TABLE3. How can I prevent SQL injection in PHP? 1222. SQL Feb 4, 2014 · I need to replace a NULL value in a column only when other conditions are matched. Status a1 i t a2 a3 I want to display the following result in my select query. user_id = usr. Skip to main content. If the first condition is satisfied, the query stops executing with a return value. Each WHENTHEN clause is considered 2 comparisons. Share. ID is not null then 'Active' Else 'Closed' end As currentStatus Jul 2, 2019 · For the same reason when dummy = null then 'Y' will never return Y. SQL case query with multiple statement. However, it’s less flexible than the searched CASE, which can handle multiple conditions and more complex logic. I then need to concatenate all these columns into one. While memorizing all of them is a daunting task, it’s crucial to understand essential ones, especially learning how to use MAX CASE WHEN in SQL. Ask Question Asked 8 years, 8 months ago. CASE Jan 12, 2015 · Select (CASE WHEN REQUESTS. – David Faber. (CASE statements do exist - in PL/SQL!) I will edit your post to make these corrections; if I If there’s a match, it returns the corresponding THEN value. You can only use it to switch the value of one field in a query. If not, you could use this: SELECT ABC , CASE WHEN condition THEN 1 WHEN condition2 THEN 2 ELSE 3 END AS column_name FROM tablename WHERE (condition) OR Jun 7, 2016 · Just add a WHERE condition. These work like regular simple CASE expressions - you have a How can I return two columns if a condition is satisfied in case? The short answer is you can't. Create a table that contains a list of categories and which products are associated with them, something like Product, Category Nov 21, 2017 · Without some sample data it is hard to determine what you are trying to achieve but using SUM(SUM(value)) within the same group is not going to give a different result to just Oct 30, 2017 · I need to get a value for THEN from Mortgage_Type column if bellow conditions are true. You could use the CASE statement in a SQL statement as follows: (includes the expression clause). Nov 18, 2013 · I'm quite new to writing NetSuite sql case statements. create table account( account_id number primary key, account_status varchar2(30)); insert 1 day ago · The SQL CASE Expression. Follow 2 days ago · Summary: in this tutorial, you will learn how to use the SQL CASE expression to add the logic to the SQL statements. The CASE statement chooses one sequence of statements to execute out of many possible sequences. Aug 25, 2024 · Using SUM with CASE WHEN allows you to perform conditional summation in SQL. The CASE expression must return a value, and you are returning a string containing SQL (which is technically a value but of a wrong type). It seems in your situation you just need Jun 27, 2014 · I am trying to simplify a SQL program which creates unique variables based on the case statement. Get the action type, then issue the appropriate query. If row 10 has both condition_1 and condition_y then it will need to get read and altered twice. TableName FROM master. This query is designed in Oracle v10, and I am eligible to use only select queries and not to create procedures. Oct 16, 2015 · If you can, use CASE expressions in your UPDATE sub-statements to mimic the behavior of having multiple WHEN MATCHED clauses. com. Columns: Parent, Child, flag01, lag02 Parent columns has many NULL values, but I want to replace the null values only when flag01 and flag02 is "ok". This is a series of when clauses that the database runs in order: For example, if In a simple CASE expression, Oracle Database searches for the first WHEN THEN pair for which expr is equal to comparison_expr and returns return_expr. For Jun 13, 2024 · Following on from my earlier question here Case statement for Order By clause with Desc/Asc sort I have a statement like this:. I have been able to successfully write CASE statements with single WHEN conditions but when I include multiple WHEN conditions NetSuite returns ". For example . One thing to note here is that this can be done by reading the table once. You can use the CASE May 6, 2015 · select case when usr. AreaId FROM @Areas) One more solution is Sep 8, 2024 · Summary: in this tutorial, you will learn how to use PL/SQL CASE statement to execute a sequence of statements based on a selector. you can write two separate SQL statements, one with your condition in the where clause, and the other has the Feb 4, 2012 · SELECT Name, Case StatusID WHEN 1 THEN 'Alive' WHEN 2 THEN 'Alive' WHEN 3 THEN 'Alive' WHEN 4 THEN 'Dying' ELSE 'Dead' END FROM People for ex Skip to main Feb 4, 2019 · Those columns have been created so far with a following SQL logic (in Edit Column Formula Field): CASE WHEN column_name = '1' THEN 'a' WHEN column_name = '2' THEN Feb 27, 2017 · Your query is very readable and I see no real disadvantage in copy-pasting the expression. Nov 20, 2011 · I think that what is happening here is that your case must return a single value because it will be the value for the "name" column. And then compare the results in the outer query. select case when a. If you want to have this evaluation only once, the query gets slightly more complicated, as you'd go in two steps: SELECT CASE WHEN which = 'left' THEN stddev_left ELSE stddev_right END AS value1, CASE WHEN which = 'left' THEN mean_left ELSE Dec 27, 2012 · In the casewhen clause, you filter only positive values. AreaSubscription WHERE AreaSubscription. CSUSERNO AS CSUSERNO01, CASE CSUSER01. Your adjusted CASE turned those NULL into 3. Tables are joining using Item_No. FROM 2. For one, if the column allows nulls, then when the condition is not met a null value is assigned. CASE case_value WHEN when_value THEN statement_list [WHEN when_value THEN statement_list] [ELSE statement_list] END CASE Apr 28, 2016 · CASE is an expression, not a statement. Docs for COUNT:. The value specified within the else is returned if no condition is satisfied. I need to create a trigger off the insertion of data in one table to insert different data into another table. For some complex WHERE clauses, it may make sense to use it (your current one can be solved without, as @Somebody is in trouble's answer shows), but you need to structure it to return a single result Sep 29, 2015 · I currently have a CASE statement that checks to see whether certain tasks are completed or not, and then returns the date of the next task. SQL: using case when to change column values. SELECT * FROM TableName WHERE ORDER BY CASE @OrderByColumn WHEN 1 THEN Forename END DESC, CASE @OrderByColumn WHEN 2 THEN Surname END ASC This works well, but sometimes I need more than column Sep 27, 2013 · I need to run a CASE expression on a number of columns, the columns are Boolean, so if it's 0 I need to populate the column with the column name and if it's 1, I ignore the column/value. ANONYMOUS WHEN 1 THEN 'Anonymous candidate' WHEN 0 THEN 'Non anonymous candidate' ELSE 'Unknonw You have to repeat your case construct for each column name. Aug 23, 2024 · This is your comprehensive guide to multiple case when in SQL. You can use the CASE Jun 7, 2017 · You could calculate the 2 sums in an sub query. 1. Evaluates a list of conditions and returns one of multiple possible result expressions. Dec 15, 2020 · But then the fun part starts! The CASE statement starts with the keyword CASE, naturally. This is because there is a good chance you are altering the same row more than once with the individual statements. The CASE statement has two types: simple CASE statement and searched CASE statement. Also: plain SQL only has case expressions, not case statements, and indeed everything in your post is case expressions. NVL() isn't going to change that (*). pr_usr_id ) primary_user_name end Using this query I am getting the USER_NAME : Nov 1, 2024 · For multiple columns its best to use a CASE statement, however for two numeric columns i and j you can use simple math: min(i,j) = (i+j)/2 - abs(i-j)/2 . Mar 15, 2021 · case when <if some values are present with other fields> then e. Before I start to integrate the nested select code in filter, I cannot get the multiple where field not like X or field1 not like Y working. 44. SELECT AVG(SELL_RATE), AVG(BUY_RATE), CASE MONTHS WHEN RATE_DATE( BETWEEN '2010-01-01' AND '2010-01-31') THEN 'JANUARY' ELSE Oct 30, 2017 · I need to get a value for THEN from Mortgage_Type column if bellow conditions are true. About; Products What is the equivalent of the below SQL Query in Oracle? SELECT CAST( CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like Jul 29, 2012 · It cannot return two values; it can't return values for two columns. This is Feb 14, 2016 · I am currently generating a table which converts the rows value to the new column, the following is my code: SELECT ref_no, (CASE WHEN code = 1 THEN code END) AS Jul 19, 2022 · There are a lot questions on CASE WHEN topic, but the closest my question is related to this How to use CASE WHEN condition with MAX() function query which has not Mar 18, 2016 · I have a query that looks like below: UPDATE some_table SET column_x = CASE WHEN x_specific_condition THEN new_value_for_x ELSE column_x END, column_y = CASE Mar 30, 2015 · If jobname is 'Analyst' then assign the value of 1 (this is the case statement. . After that, I define the conditions to be checked by the CASE statement and the values to be assigned; to do that, I use WHEN and THEN. *, (case colB when 'January' then 1 when 'February' then 2 when 'March' then 3 when 'April' then 4 when 'May' then 5 when 'June' then 6 when 'July' then 7 when 'August' then 8 when 'September' May 8, 2014 · I want to get the avarage rate for all 12 months from our rate table and divide it by months, i started writing an SQL select with case, but i seem to be doing something wrong in the "Between" part. Sep 11, 2024 · What I'm trying to do is use more than one CASE WHEN condition for the same column. For example, if the score is more than 90, it is categorized as an “Exceptional result. It’s particularly useful when you want to aggregate values based on specific conditions. dbo. One thing to note here is that this Jul 13, 2024 · (CASE SOMETHING WHEN 0 THEN 'SOMETHING' ELSE (CASE SOMETHING1 WHEN 'SOMETHING2' THEN (select value from othertable ot where ot. The SQL CASE expression allows you to evaluate a list of conditions and returns one of the possible results. These control structures direct 3 days ago · Summary: in this tutorial, you will learn how to use the PL/SQL CASE statement to control the flow of a program. The simple CASE is more concise when you’re just comparing a single Aug 27, 2015 · You have two Syntax for CASE. E. 5 days ago · ORDER BY CASE WHEN @orderby = 1 THEN CONVERT(NVARCHAR(30) , ccd. So : CASE foo WHEN bar THEN 1 WHEN baz THEN 2 ELSE 0 END Share. I Want to write oracle sql cases with multiple conditions with multiple output values. Not whether it "is null". Stack Overflow. I have a classic report I will have a standard Select list item (it doesn't have to be a Select2) with Yes/No static values (which return Y/N). Jan 29, 2013 · Try this: SELECT A ,B ,C ,SUM(CASE WHEN <COLUMN_NAME_A> IS NOT NULL THEN <COLUMN_NAME_B> * <COLUMN_NAME_A> ELSE 0 END) AS <ALIAS> FROM <TARGET_TABLE> GROUP BY A ,B ,C But your CASE statement have no sense. If you have any interest in making your SQL code more portable, you might want to use CASE, which is supported with the same syntax in both Oracle and SQL Server: select type,craft, SUM( case when regular is null then 0 else regular end + case when overtime is null then 0 else overtime end ) as total_hours from May 19, 2015 · Pseudo Code CASE WHEN #p1 IS NULL THEN Skip to main content. The searched CASE expression can be more complicated, involving multiple columns in the comparisons. ENDDATE IS NULL THEN 'Active' END) A1. You need two different CASE statements to do this. If you want to do if-else-then logic in select, where or anywhere else in a statement, you need a case expression. If you want to use case, then you need to return a value and do a comparison: (CASE order_date > sysdate and fee_rate_type in ('REGULAR', 'BONUS') then 1 order_date <= sysdate and FEE_RATE_TYPE in ('REGULAR') then 1 END) = 1 However, I would encourage you not to use case in a where Jan 4, 2013 · Not sure if this makes sense, I am trying to edit an Existing sproc to add a variable to the "Where" clause to either Return all of the Value, None of the Value, or every record regardless of the Value. Case 6 days ago · A join would be the best solution here. ID , case when A2. we can write 255 comparisons in one CASE Aug 8, 2016 · No, you can't refer to the alias elsewhere in the same level of select, other than in the order by clause, because of when Oracle assigns it internally. <COLUMN_NAME_B> * <COLUMN_NAME_A> is NULL it Feb 19, 2015 · I would like to update multiple rows with different values for all UPDATE person SET staff_no = CASE person_no WHEN 112 THEN 'ab123' WHEN 223 THEN 'ab324 ' WHEN will it be possible if you can please write the sql query/ case statement where i have 150 different person id's and i Aug 7, 2013 · SELECT * FROM dbo. select **sum(New)** as NewCST where WHERE PO ='L22411301' AND ItemNo IN('1730','1343'). If I understand what you're Aug 3, 2010 · Is there a syntax something like: Case When A=1 Then B := 2 and C := 3 When A=2 Then B := 4 and C := 5 Else B := 6 and C := 7 End Case; where the then clause can have IF/THEN logic with CASE expressions in SQL - SQL Office Hours August 2023 Scripts. In some cases, you may need to count distinct values across multiple columns. Otherwise, assign a value of0`. If you want to use case, then you need to return a value and do a comparison: (CASE order_date > sysdate and fee_rate_type in ('REGULAR', 'BONUS') then 1 order_date <= sysdate and FEE_RATE_TYPE in ('REGULAR') then 1 END) = 1 However, I would encourage you not to use case in a where May 3, 2012 · Please forgive my ignorance and poor SQL programming skills but I am normally a basic SQL developer. Introduction to SQL CASE expression. And, the "as" goes after the case statement, not inside it:. SQL Server 2005+, and DB2 (dunno version). About; Products OverflowAI; Oracle SQL Case statement with NULL values. Introduction to PL/SQL CASE Statement. SQL Plus "case" keyword Feb 25, 2016 · Oracle SQL: CASE WHEN THEN. acct_id) could return multiple values May 28, 2024 · It's not a cut and paste. ClientProject_Id))!='' THEN (SELECT StationeryClientProject. When working with SQL databases, count distinct is a common operation used to find the number of unique values in a column or set of columns. CertEndDate) END DESC, tp. Discover tips and strategies to effectively apply this conditional logic in your queries. Case statement for null Records. It yields the results I want, however, SQL Case Value Switching. You can name the column before or after an expression, but not in the middle. Updating a table row multiple values oracle 11g. For Aug 29, 2015 · Which lines up with the docs for Aggregate Functions in SQL. Mortgage_Type and Category are same table and Equipment from another table. – Jun 4, 2024 · In a "simple" CASE expression you compare one expression to one or more values; that doesn't work with NULL, as we know from the first week of SQL classes. Mar 14, 2016 · I want to select *, and not have to type out all individual columns, but I also want to include a custom column with a case statement. In the case when nulls are not allowed, then the update will fail. If I understand your requirement correctly, you need a particular row when the status value is NULL, else when not Jul 22, 2017 · How to return multiple values for THEN clause in an SQL CASE expression Hi Tom,The question which i am asking might look very simple but for the past 2 days I have Oct 24, 2016 · Of course you can. I tried the following: select *, (case when PRI_VAL = 1 then 'High' when PRI_VAL = 2 then 'Med' when PRI_VAL = 3 then 'Low' end) as PRIORITY from MYTABLE; 2 days ago · Summary: in this tutorial, you will learn how to use the SQL CASE expression to add the logic to the SQL statements. Mar 24, 2015 · I'm trying to use CASE in a SELECT statement that will change two values of the possible 12 in a column. Follow answered Jul 27, 2012 at 21:34. Here is the request : SELECT SUM(CASE WHEN Reliquat_id = 1 THEN Poids END) AS NbrARRNP, SUM(CASE WHEN Reliquat_id = 2 THEN Poids END) AS NbrSTNP, SUM(CASE WHEN Reliquat_id = 3 THEN Nombre END) AS NbrARR, SUM(CASE WHEN Reliquat_id = 4 THEN Jul 31, 2014 · In Oracle, '' in VARCHAR context is treated as NULL You can just use NVL(col_name,'Default Value') select NVL(col_name, 'Empty Field') from table_name TRIM('') is NULL in Oracle SQL, so has no effect. <COLUMN_NAME_B> * <COLUMN_NAME_A> is NULL it Nov 4, 2009 · but then it returns all the rows, because for each the value collumn is different. Or you could put a case around the sums. I interpret this as the following scenario (created the table from the image and inserted some values): Dec 30, 2015 · I have a request which count the values of a field in differents cases. We can use either a CASE statement or an IIF() function to implement IF Dec 27, 2012 · In the casewhen clause, you filter only positive values. 5k 11 11 gold badges 88 88 silver badges 112 112 bronze badges. – OMG Ponies. The case statement inside the COUNT() function generates a value for each row in the simple_case_statement. policyno[2] in ('E', 'W') then Jan 10, 2017 · Sql Code: SELECT * MAX(CASE WHEN CCP. spt_values v2 CROSS JOIN master. Nov 27, 2013 · The alias isn't available to use in the GROUP BY because when GROUP BY happens the alias isn't defined yet: Here's the order: 1. col) ELSE . Did you test this on a specific engine and it worked for you? – Jul 19, 2018 · Below query need to return multiple values select CASE WHEN LTRIM(RTRIM([Order]. Oracle SQL query using case when, compacting null fields. It updates perfectly the value of 'D' of the two entries I want to update, but it also deletes the values of "D" of the other entries, and I want them to stay with May 31, 2019 · Select case when a=1 then case when b=0 then 'True' when b=1 then 'Trueish' end b INTO dbo. SQL CASE or not? 1. orderid END Sep 15, 2024 · UPDATE my_table SET D = CASE WHEN (A = 6 AND B = 1 AND C = 'red') THEN '1#2#3#5#4' WHEN (A = 8 AND B = 1 AND C = 'green') THEN '5#6#7#8#9' END But this query updates all entries in the table. sql case or not in. Also, it looks like you might be caught up in the "How do I do this" rather than the "What am I trying to do". Nov 14, 2014 · You have to finish your case with an 'ELSE default_value'. So here is the code to your original question: SELECT 'RUNNING' AS A from message_log Jun 2, 2016 · CASE WHEN v_n = 1 OR v_n = 2 THEN dbms_output. Oracle SQL count cases by one column. So you want the more restrictive conditions first. This queries result is the records Feb 25, 2016 · Oracle SQL: CASE WHEN THEN. If you want to have this evaluation only once, the query gets slightly more May 8, 2014 · I want to get the avarage rate for all 12 months from our rate table and divide it by months, i started writing an SQL select with case, but i seem to be doing something wrong in CASE Statement. Number WHEN '1121231','31242323' THEN 1 WHEN '234523','2342423' THEN 2 END AS Test FROM tblClient c; Jun 23, 2024 · Currently, as of MySql 8, there are more than 700 reserved keywords, each with its unique function. The selector_value s are Jul 6, 2024 · I have an SQL-query where I use Oracle CASE to compare if a date column is less than or greater than current date. 3. WHEN selector_value THEN statement. The Oracle / PLSQL CASE statement has the functionality of an IF-THEN-ELSE Expressions are building blocks for creating conditional expressions that convert a value from one form to another. Modified 8 also I believe that you should use single quotes in your 'CASE THEN' statement when you specify the result. Jul 28, 2021 · The CASE expression stops that the first match. spencer7593 spencer7593. So, you cannot do what you want with a Jul 6, 2024 · You need commas after end finishing the case statement. Do you want to show those rows or not? If yes, keep the query as above. acct_id) could return multiple values Feb 2, 2017 · They are different uses of a case statement. Your final "efficient" query is invalid sql, at least in TSQL. 0. Add a comment | 0 Nor in Aug 15, 2023 · CASE WHEN ID IN ('1234', 5678') THEN 'value' ELSE END AS whatever. Practice. And if you need a to be equal to 10 then you are missing the equal sign (adjusted below) SELECT *, CASE WHEN a<=10 and a!=0 THEN a Jul 13, 2015 · Is it possible to SELECT value of two or more columns with one shot of CASE statement? I mean instead of: select ColumnA = case when CheckColumn='condition' then 'result1' end ,ColumnB = case when CheckColumn='condition' then 'result2' end Something like: select case when CheckColumn='condition' then ColumnA='result1', ColumnB='result2' end Aug 23, 2024 · This is your comprehensive guide to multiple case when in SQL. The CASE statement can be used in Oracle/PLSQL. Since the tasks are ordered, each WHEN statement becomes longer, checking each of the previous tasks to see if they're complete. If none of the WHEN THEN The CASE statement evaluates a single expression and compares it against several potential values, or evaluates multiple Boolean expressions and chooses the first one that is TRUE. How to use count using case statements. SELECT * FROM impl_debitor_information WHERE soft_delete='F' AND SHOP_ID Mar 20, 2023 · Maybe you could consider creating a table with detail codes instead of hardcoding the values in your query (or queries). The searched CASE expression allows multiple comparisons using multiple variables. For instance, SELECT A,B, Case When A In(default, non default, Deliquent) Then I am using the case statement in the cursor WHERE condition something like the below:---example select case when (l_eno is null and l_ename is null) then l_status = 'new' Is there a "better" way to rewrite a SELECT clause where multiple columns use the same CASE WHEN conditions so that the conditions are only checked once? See the example below. Zeros or negative values would be evaluated as null and won't be included in count. It produces a value. e. select one, two, three from orders where orders. It’s good for displaying a value in Nov 22, 2016 · The problem is that the CASE statement won't work in the way you're trying to use it. This Oracle tutorial explains how to use the Oracle / PLSQL CASE statement with syntax and examples. I have not done Sep 1, 2016 · I am trying to write a GROUP BY clause with a CASE statement so I can conditionally GROUP BY according to the value of the parameter in my query. If <COLUMN_NAME_A> is NULL i. SELECT customer_id, name, email, CASE WHEN PF > 10 AND TS > 1000 THEN 'High Value' WHEN PF > 5 AND TS > 500 THEN 'Medium Value' ELSE 'Low Value' END AS Oct 1, 2024 · What does PL/SQL have to do with this? What you have shown is plain SQL. mvyear END AS INT) FROM disciplinabd. Nov 6, 2012 · SELECT Event_ID, sum (CASE WHEN POSA IN ('SX', 'DX') THEN 1 ELSE 0 END) AS cnt1, sum (CASE WHEN POSA IN ('SP', 'DP') THEN 1 ELSE 0 END) AS cnt2 FROM Mar 16, 2015 · I have a requirement such that, if one condition is true i should execute on query Q1 if that condition fails, i should execute another query Q2. Note that NULL values should be omitted. Dec 19, 2016 · THEN condition in one CASE. Otherwise the output will Sep 29, 2015 · I currently have a CASE statement that checks to see whether certain tasks are completed or not, and then returns the date of the next task. I have 20+ Mortgage_Types if Category is main and Equipment is null then should display relevant Feb 4, 2014 · I have two tables that store email information: EMAIL; EMAIL_ADDRESS; EMAIL has: email ID; timestamp; and other info we don't care about; EMAIL_ADDRESS has: ID (foreign key references EMAIL. Feb 28, 2021 · You can have as many WHEN parts to the statement as you wish, with each having different conditions. The CASE expression goes through conditions and returns a value when the first condition is met (like an if-then-else statement).

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