Questions tagged [case]
The case tag has no usage guidance.
149
questions
-3
votes
0answers
16 views
Need to duplicate rows that have same criteria in SQL case statement
I have below data set, from which I want to extract multiple rows.
account 123
start_date 5/10/20
end_date 10/20/20
Using the below code my result is only 1 row with "today", but since ...
0
votes
2answers
14 views
Creating a column in dataset for later filter use (mysql)
I have a date column (format: 14.05.2018) and a count of sales. I would like to create an extra column that from the current date perspective flags fields that are +/-6 days from today. The following ...
0
votes
0answers
37 views
Why are NULL values not being recognized as null in my CASE expression?
I've tried writing this two ways. The first one ignores the WHEN NULL THEN '' part, and the second one just doesn't work.
SELECT
buffer_mol,
(CASE buffer_mol
WHEN NULL THEN ' '
...
1
vote
1answer
34 views
MySQL CASE WHEN is not working as expected with user-defined variables?
i need help please with the following query. I am pulling zip codes (plz) along with user id (uid) from DB and ORDER them by zip (plz) and uid. Also I use a user-defined variable @prev to check if ...
0
votes
1answer
20 views
Case overcounting what is expected
So I am attempting to setup a query that can track actions that are automated within our web system.
The first thing I am attempting to check is the reminders we are sending out to customers.
I have ...
0
votes
1answer
22 views
Return single row with one to many relationship based on evaluated conditions
Database is Postgres.
I have an issue whereby I have a table with the following columns: ID, Product_ID Customer_ID, Price and Item_Type.
This table is joined on Product_ID to another table. For a ...
0
votes
1answer
14 views
PostgreSQL CASE expression
how to write a case expression with Postgres? I have this
case
when rc.stat = 0 Then unpaid
when rc.stat = 1 Then paid
when rc.stat = 2 Then dispute
else rc.stat
end
but when I go to run ...
1
vote
1answer
35 views
CASE in WHERE clause - retuns a single-row result instead of 4 rows?
Everyone,
I do not want to bother you with the whole tables schema so I will paste a couple of screenshot only so that my question becomes clear - I need to show all projects that are related to ...
0
votes
1answer
51 views
CASE WHEN DATE not providing correct results
When using the below query the "Result_field" returns "NO" even if the date is greater than 12/31/2020. How can I get it to show "YES" when the date is greater than 12/31/2020 and "NO" When Less Than?...
0
votes
0answers
22 views
Error Code: 1242. Subquery returns more than 1 row in Case statement
I have table called tblDailyCheckIn(DailyCheckInID, EmployeeID, WorkingDate, CheckIn, Checkout, WorkingHours, Comment, IsActive, CreatedBy, CreatedDate, ModifyBy, ModifyDate).
Here I want to select ...
0
votes
1answer
25 views
Sql Statement to display multiple true statement
I have a sql statement that checks for certain special characters in a string and returns that.
SELECT
CASE
WHEN (LEN(DSC1) - CHARINDEX(char(1), DSC1)) <> LEN(DSC1) THEN '[DSC1 - NUL (null)], '...
0
votes
1answer
47 views
Using case and group by in select statement not working
I'm using a case and group by in a select statement and I would like for the case field name (item number) to not be apart of the group by clause statement. I've calculated the invoice weight as well ...
1
vote
1answer
33 views
Conflicting 'LIKE' conditions in MySQL CASE statement
I have two conditions that are causing the CASE statement not to work as intended. I've tried changing which condition comes first, but it still only proceeds with one of them. Any suggestions?
CASE ...
5
votes
1answer
294 views
Include non-inserted rows as result of INSERT INTO … RETURNING
I'm using PostgreSQL 11.
I want to conditionally insert values into a table while having the result of the insertion include a null for each row of the input which did not result in an insertion.
For ...
0
votes
2answers
18 views
Combining previously different rows after changing value during query
I'm currently running a query that is supposed to return a salesperson's aggregated revenue, grouped by individual clients.
Because of how user input was handled, there are a lot of near-duplicate ...
0
votes
1answer
284 views
ORDER BY items must appear in the select list if SELECT DISTINCT is specified
SELECT DISTINCT *
FROM (
SELECT a.Title, a.ID FROM TableA a
LEFT JOIN TableB b
ON a.ID = b.XID) c
ORDER BY
CASE WHEN c.ID > 10 THEN c.Title
ELSE c....
1
vote
4answers
61 views
SUM several CASE results
Given:
CASE
WHEN A IS NULL THEN 1 ELSE 0
END AS [A]
, CASE
WHEN B IS NULL THEN 1 ELSE 0
END AS [B]
, CASE
WHEN C IS NULL THEN 1 ELSE 0
END AS [C]
How can I SUM A+B+C being the ...
0
votes
1answer
53 views
Help with SQL CASE WHEN using % Query
I have two columns in a SQL Query ( Estimate and Billed ) which contain un-formatted numbers.
I am trying to write a CASE WHEN query for when the BILLED column is between 50% and 70% of the BILLED ...
0
votes
2answers
67 views
Is there a way to use a Case statement to read from one field and change another field? [closed]
I have a simple MS SQL database created from an import from a CSV file. I need to check a field to see if a word is in that field, and if it is, change the contents of another field. Like this:
When [...
0
votes
2answers
48 views
Improve CASE select performance on view creation
I am new to SQL, and the below view query is taking a long time to return values because of the case statement, can someone help in identifying how I can speed things up?
CREATE OR REPLACE FORCE VIEW ...
1
vote
1answer
34 views
Null check condition in Where clause
DECLARE @SubDesc1 nvarchar(100)
SET @SubDesc1 = null
I would like to do something like that.
Query 1
SELECT *
From Table1
where Category = 'Category1'
AND [Description] ='ABC'
AND ...
-2
votes
1answer
40 views
How to concatenate rows into one comma seperated value when used with case statements
I have a query that has multiple case statements. I am trying to reduce the results to one row per USER_ID that has one of the columns (specialty_id) comma separated because some users have more than ...
0
votes
3answers
73 views
Nullable smallint column usage in a CASE Statement nested in a STUFF function
I'm having issues writing a Stored Procedure that uses a CASE statement inside of a STUFF function. I thought my issue may have to do with Restricted being a nullable smallint. I tried converting it (...
0
votes
0answers
39 views
Case inside case in oracle query
Can anyone help me?
I want to use query using CASE WHEN with logic where time less than 03:00 PM on Monday until Friday will get value start from tomorrow 03:00 PM until today 03:00 PM
SELECT ...
0
votes
3answers
47 views
I want to know which table the value comes from in inner join
I have a simple query where i do 2 inner joins to combine data from 3 tables. within the table i would like to know which table each value comes from. i attempted the following but the syntax is wrong....
4
votes
1answer
113 views
Conditional selection in FROM clause
I have two tables:
parent with columns identifier (pkey) and period;
child with columns identifier (pkey), parent_identifier and period.
There are additional columns, but I did not list them here as ...
0
votes
1answer
159 views
Conditional Join in DB2
2 tables are given
Table T_PRICE
P_Price P_Type P_Route
15 red long
10 long
5 small
Table T_ROUTE
R_Type R_Route
blue long
red ...
1
vote
1answer
109 views
Case statements for multiple fields when only certain cases exist for each field
We have an inventory feature where we generate Bills. There is an Edit Bill API call. We have implemented it as PATCH call.
A Bill with id = 1 has 2 LineItems :
| Stock Id | Qty | Rate ...
0
votes
1answer
109 views
Postgresql, case, select in when
System
PostgreSQL 11.5 (Ubuntu 11.5-0ubuntu0.19.04.1) on x86_64-pc-linux-gnu, compiled by gcc (Ubuntu 8.3.0-6ubuntu1) 8.3.0, 64-bit
Case
Does select work in case condition? I need return 1 state ...
2
votes
1answer
50 views
How to combine date and time with a string value in column created by Case in SQL Query
I am in the process of creating a query for an SSRS report that will show a column that has DATETIME values. The column can have NULL values. In my query I would like to use a CASE expression.
I ...
0
votes
1answer
24 views
Building distinct Column from a common column from two tables
Good afternoon team,
hope all is well
I am hoping you can help me.
I have following two tables "GODS.DQ_TOBE" & "GODS.DQ_CURRENT". Within each table there is a common column called "...
0
votes
2answers
45 views
Update with rolling sum grouped by another column
I'm trying to build a query to update a MySQL 8.0 table that looks like this
-----------------------
user_id | total | delta
-----------------------
1 | 0 | 30
1 | 0 | -10
...
0
votes
1answer
18 views
Postgresql Date Function Returning Range In Readable Format
I am wondering if it is possible to use postgresql's date-time , concat and case functions to give one of the following results:
June 4th to 11th 2019 (where the 1st and 2nd date are within the same ...
0
votes
1answer
27 views
Multiple THEN outputs on a PostgresQL query
Helllo there,
I've been playing around with a materialised view, and my goal is to pre-process as much information as I can, aggregating the info into this view that would speed up the data analysis.
...
1
vote
2answers
73 views
Split cases in WHERE clause based on boolean variable
I have to split a WHERE clause based on a boolean variable:
If ShowZeroVariable is true, I only what to show rows value 0 in a certain integer column.
If false I want to show all that are greater ...
0
votes
2answers
367 views
How to use OR operator in CASE THEN statement
I have a situation like this
select col1, col2
from table1
where col1 = case when (booleanexp1) then a OR col1 = b
when (booleanexp1) then c OR col1 = d end
I mean I need to get ...
-3
votes
3answers
211 views
if statement in a query [closed]
I am getting an error while running this code:
Incorrect syntax near the keyword 'IF'
I need the output through function only with table return .
CREATE FUNCTION [dbo].[...
1
vote
1answer
328 views
Case Statement for on same month
i have a CASE statement, which classify my Customer-Revenue and set Flag, when Revenue <> 0 is. But my problem i should search also same month record on my case statement. Logic : if two records (...
-1
votes
1answer
369 views
Get percentage from results from two case results
How i can get percentage from two resuts from case staments?
SELECT *,
COUNT(CASE WHEN estado_rep >=11 and RELATION=1 THEN 1 ELSE NULL END) as pendiente,
COUNT(CASE WHEN estado_rep >=...
0
votes
1answer
4k views
CASE in WHERE clause in MySQL
I'm working in a project with MySQL and using stored procedures to make my SELECT queries,
so all of them have this same structure:
DELIMITER $$
CREATE PROCEDURE `case_in_where`(IN `column_selector` ...
1
vote
0answers
37 views
Using conditions to return specific rows
From the following table i am trying to retrieve specific rows based on a criteria
+----+--------------+------+
| ID | UPDATED_DATE | TYPE |
+----+--------------+------+
| 1 | 01/13 | P |
|...
5
votes
3answers
1k views
postgres simple number to string mapping
I have a an Enum at the programming language level which is stored as a simple integer on the table. Think:
APPLE = 1
GOOGLE = 2
MSFT = 3
AMAZON = 4
... (100s more)
I just wanna query the table and ...
-1
votes
2answers
843 views
DB2 Join with case when statement or union [closed]
How can I use a case statement in a join?
Given: 3 Tables
Dealer
DEALER_NO CUST_ID
001 100
002 200
003 300
Table: Customer
CUSTOMER_NO NAME CUSTOMER_MAIL
100 JOHN ...
-2
votes
1answer
76 views
Looking for help with this shipping report! The Case Syntax is throwing me for a loop
So, the goal of this report is to get all orders that have been shipped in a month (October here). I was initially just using the 'PickedUpOn' field but soon found that there were instances where this ...
2
votes
1answer
90 views
Filtering previous month data with case statement
These are my available attributes:
DT_CURRENT_DT Month Year
11-OCT-18 10 2018
12-OCT-18 10 2018
13-OCT-18 10 2018
14-OCT-18 10 2018
15-OCT-18 10 2018
16-OCT-18 ...
0
votes
1answer
909 views
MYSQL Using CASE Function between Dates
SQL Version: MySQL 5.6.32-78.1
I have this table below:
+-----+----------+--------------+--------------+--------------+------------+--------------+
| id | amount | currency | date_created | ...
0
votes
2answers
327 views
subquery inside a case statement
I have a huge view -the view gathers information of players.
In a specific part the view assigns agents for players, those players are selected from table 'S' and are being assigned using a case ...
1
vote
3answers
175 views
Return a value only when conditions satisfy for entire column
Can anyone help me to how to achieve below result
Input data
ORDER_NUMBER LINE_ITEM FLAG
LP-13288 1 TRUE
LP-13288 2 FALSE
LP-13288 3 (null)
LP-13288 4 FALSE
LP-13289 1 ...
1
vote
1answer
4k views
How to write case when in where statement in Oracle [closed]
I wrote below statement. In MySQL it executes ok, but in Oracle it fails with error:
meg:ORA-00905: missing keyword
How should I write this SQL?
SELECT count(*)
FROM userTable
WHERE ( CASE ...
3
votes
3answers
6k views
How do I write a conditional statement (IF) with MySQL?
What is wrong in below simple query? I tried to google it but not found
IF 1 = 1 THEN
SELECT 1;
ELSE
SELECT 12;
END IF;
