Case count null
Solved: I am very new to SAS. Create a CASE statement that identifies the id of matches played in the 2012/2013 season. I need to count distinct records( eg:count distinct column1||column2) using the case statement.i could able to count total records in a group using following sample query but its including the duplicate records.
select U.Mail, count(P.ID) as PostCount, case when count(P.ID) = 0 then 'none' when count(P.ID) <= 2 then 'few' when count(P.ID) <= 5 then 'medium' else 'many' end PostCountCategory from Users U left join Tagging T on U.Mail = T.Mail left join Post P on T.IDPost = P.ID where datediff(day,P.DatePosted,getdate()) <= 30 --Because of this condition I would never get 'none' group …
In order to count null values you can use the IS NULL operator, which returns 1 … More actions May 3, 2011 at 7:57 am #389426. I use a CASE statement to perform a COUNT all the time. If no conditions are true, it returns the value in the ELSE clause. ; Wrap the CASE statement in a COUNT function and group the query by the country alias. Right there with Babe. You cannot specify the literal ... For both simple and searched CASE expressions, all of the return_expr s must either have the same datatype (CHAR, VARCHAR2, NCHAR, or NVARCHAR2, NUMBER, BINARY_FLOAT, or BINARY_DOUBLE) or must all have a numeric datatype. /* TOT_PREM */ Case When t1.TOT_PREM IS NULL Then 0 Else The CASE statement goes through conditions and returns a value when the first condition is met (like an IF-THEN-ELSE statement). I am trying to create a Case When Statement. I wanted to do a COUNT DISTINCT to answer a query like the following: Can I get a distinct count of all the customers who ordered product A during the month? Specify that you want ELSE values to be NULL. The CASE statement goes through conditions and returns a value when the first condition is met (like an IF-THEN-ELSE statement). I need to count distinct records( eg:count distinct column1||column2) using the case statement.i could able to count total records in a group using following sample query but its including the duplicate records. /* TOT_PREM */ Case When t1.TOT_PREM IS NULL Then 0 Else I am trying to create a Case When Statement. Points: 791. Yes - I did try CASE WHEN (ID IS NULL) THEN 'YES' ELSE 'NO' END AS ID_Value But I am looking for some other better approach something like IF(ID IS NULL, 'YES', 'NO') AS ID_Value in the Ms Sql, so that everything can be in a single line. So, once a condition is true, it will stop reading and return the result. If no conditions are true, it returns the value in the ELSE clause. The SQL CASE Statement. I have a table and have the … new coder. Count(distinct CASE Date WHEN '01/02/2010' THEN Compte ELSE null END) AS [Comptes Unique Fév] Viewing 4 posts - 1 through 4 (of 4 total) You … Using Case and Count. Usually I do this to set a condition, usually time based. So, once a condition is true, it will stop reading and return the result. Otherwise, Oracle returns null.