Explanations: In 1st picture data we have. In the 2nd picture report we want to generate using SQL. In the last we have added table and data script Column Calculation = 2(Yes)/3(Total Column Contain Yes/NO) *100 Sample data: Answer You need to unpivot the CL values first and then implement a dynamic pivot: Re…
Tag: sql
Denormalization table – SQL Select (Pivot Table?)
CAMPAIGN table ID campaign_name 1 Campaign A 2 Campaign B PARTICIPANT table ID campaign_id participant_name 1 1 Alice 2 1 Ben CUSTOM_FIELD table ID campaign_id field_name 1 1 Gender 2 1 Age FIELD_ANSWER table ID participant_id field_id answer 1 1 1 Female 2 1 2 24 3 2 1 Male 4 2 2 28 With these tables in abov…
Unable to create DB2 Procedure through command line
I am trying to create a procedure to do a blanket revoking of executeauth for procedures from a schema. This is in line with trying to secure a non-restricted database. and this is the command I run to process the file with the code above. However, I keep running into this error I’m fairly new to DB2 an…
Android Room database – Delete rows after row limit?
I’m trying to delete any inactive rows after a limit of 1000 rows, and I’ve tried this: but it’s deleting everything from the table. EDIT: I’ve tried this, but it’s deleting all inactive orders: I want to keep the first 1000 inactive orders and delete the remaining older inactive…
Is there a way to check the ‘Connection path’ between two tables using oracle?
For two given tables ‘foo’ and ‘bar’ is there a way to write a SQL Query that return the path connection between those? [ foo ] —> [ n’tables ] —> [ bar ] I also want to check if there is a way to know if there is a valid connection path that connects two differ…
How to update rows and then delete all but one. Data deduplication
Given a table like this: ID A B C D 01 3 2 1 0 01 5 2 1 0 01 0 2 1 0 00 4 8 1 1 00 4 8 1 1 00 4 8 1 1 03 6 4 0 0 03 0 2 0 0 03 6 4 0 0 How could I use SQL
‘ExecuteNonQuery requires an open and available Connection. The connection’s current state is closed.’ – C#
The code: This error shows up when I click the save button: System.InvalidOperationException: ‘ExecuteNonQuery requires an open and available Connection. The connection’s current state is closed.’ I am using the using keyword, if I’m correct doesn’t using automatically opens and …
Using calculation with an an aliased column in ORDER BY
As we all know, the ORDER BY clause is processed after the SELECT clause, so a column alias in the SELECT clause can be used. However, I find that I can’t use the aliased column in a calculation in the ORDER BY clause. I know there are alternative ways of doing this particular query, and I know that this is
Is there a way/service to get SQL statements that would input all the values of a database into another when inputting a database? [closed]
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed last month. Improve this question I have a local SQL database that I want to move onto google cloud’s…
Select the Max row number for an account
I need to only pull the max row number for an account. I know it’s a grouping issue. Current data: ACCOUNT_UID ID NAME ACADEMIC_PERIOD CAT_BY_DATE CAT_DATE MAX_ROW abc abc Popeye 202190 CPT 9/15/2021 1 abc abc Popeye 202190 CSH 10/4/2021 2 I only need the second row. Current query: Answer You can try th…