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Count records until a record value changes

Count records until a record value changes

Count records until a record value changes

Thanks in advance for all of your help, it is greatly appreciated!

I want to count the number of 'N' ANSWER records until the value of ANSWER changes the first time.
So in below the count would equal 3
How can I do this?
Please see below

12345 N 11/7/2022 1
12345 N 10/7/2022 2
12345 N 9/9/2022 3
12345 Y 8/5/2022 4
12345 N 7/1/2022 5
12345 N 6/3/2022 6
12345 N 5/6/2022 7
12345 N 4/1/2022 8
12346 Y 4/2/2022 9
12347 Y 4/3/2022 10
12348 Y 4/4/2022 11
12349 Y 4/5/2022 12
12350 Y 4/6/2022 13

RE: Count records until a record value changes

i tried this


group by ANSWER
having ANSWER = 'Y' 

RE: Count records until a record value changes

SELECT MIN(ranking) - 1 AS initial_nos
FROM my_table
WHERE answer = 'Y';

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