I want to pull the records associated with the latest VERSION_ID. FILE_EXTRACT_VERSION table looks like this: FILE_EXTRACT_VERSION_SPECS table looks like this: I want to write a query to pull records with the latest VERSION_ID (latest can be segregated by the latest date they have been added) Here is what I have tried but it gives an error: Only one expression
Tag: greatest-n-per-group
First date from second table where date is bigger than date in table first oracle
I want pull out the date from second table. My second table may have a over 100 dates to a unique record(A,B,C). I have I first Table : and the second table : I want to first table pull out the date first date from second table when date is bigger than the date1 from first table. The result must
Weird behavior with MySQL GroupBy on multiple columns
I am writing a query that groups a table of users by (height, sex) and then gets the name of the user with the minimum weight for that combination of height and sex. If you wanna skip to the actual query, here is the SQLFiddle with a minimal representative example. If you don’t want to open that url, here is
Select only one row by more conditions
This query is supported by PostgreSQL but H2 can not run query because of Over(partition by) . Question is how to select only one row with latest created time for different values in 2 columns. …
Find the longest streak of perfect scores per player
I have a the following result from a SELECT query with ORDER BY player_id ASC, time ASC in PostgreSQL database: I’m trying to find each player’s longest streak where points = 100, with the tiebreaker being whichever streak began most recently. I also need to determine the time at which that player’s longest streak began. The expected result would be:
how to retrieve latest data from a table
Currently I am working on a project where I need to extract latest data from a table for a report purpose. Below is the sample table structure:- Every student has several courses and course_id for …
Get most recent row with group by and Laravel
Even though there are multiple questions like this I can’t get my query to return the row with the most recent date with a group by. I have the following table.. | message_id | from | to | …
Returning the row with the most recent timestamp from each group
I have a table (Postgres 9.3) defined as follows: The pertinent details here are the customer_id, the timestamp, and the licensekeys_checksum. There can be multiple entries with the same customer_id, some of those may have matching licensekey_checksum entries, and some may be different. There will never be rows with equal checksum and equal timestamps. I want to return a table
Postgres: getting latest rows for an array of keys
I have a simple table for the events log: If I need the latest event for a given user, that’s obvious: However, suppose I need the latest events for each user id in an array. For example, for the table above and users {1, 4} I’d expect events {3, 5}. Is that possible in plain SQL without resorting to a
Find out the nth-highest salary from table
name salary —– —– mohan 500 ram 1000 dinesh 5000 hareesh 6000 mallu 7500 manju 7500 praveen 10000 hari 10000 How would I find the nth-highest salary from the …