Is there an elegant way to fill table with dummy data in this manner. I need to create this table: CREATE TEMP TABLE counter( id int, userID int, dateCreated date ); Seed sequence should …
SQL Server – logical question – Get rank from IDs
I’m trying to write a query to solve a logical problem using Redshift POSTGRES 8. Input column is a bunch of IDs and Order IDs and desired output is basically a rank of the ID as you can see in the …
SQL query for checking whether a column with a specific value has its correspondent row with another specific value in the same column
I am not completely sure how to solve this problem. My data looks like this: And I would like to see whether L_TYPE 673 has no correct correspondent with L_TYPE = 660. I want to find out whether the column L_TYPE with the value 673 has also its correspondent 660. All the other values do not change. However, I…
Doing 4 way filter based on 3 tables using GORM
I’ve been trying to achieve a 4 way to join/filter based on 4 tables “Offers”, “UserPaymentMethods” and a junction table “OffersUserPaymentMethods” defined as below; So I want to filter “offers” based on payment_method_id because offer_id lives in offers_u…
MySql Join Tables With Sum Of A Column
I have 3 tables in total category with columns category_id and category_name server with columns server_id, category_id, server_name and server_url server_hit with columns id, server_id, hit_count, day_date Here in the server_hit table, I am storing how many times a web server is being accessed daily. And in …
how to check the number continure or not in postgreSQL?
Hi I have database like: id | lownumber | highnumber | content ————————————— 1 | 10 | 13 | text 2 | 14 | 19 | book 3 | 6 | …
Simplification of SQL Query
SQL is not my specialty. I have a working query that accomplishes what I need it to, but I know there has got to be a cleaner way of accomplishing my goal. The query should return: – Name – Date of …
return a table with a column with yes or no
I have the following two tables: Singers identification name ————————- 20 Bolton 21 Madonna 22 Nirvana 23 Hendrix …
How to provide list to epgsql sql where in clause (Erlang)
I can’t find the right syntax for providing a list of values to epgsql:equery function to use in the sql where in clause. I googled and tried several variants, all of them failed. Some of my tries are …
Why is the != operator faster than the = operator?
I have a SQLite database and I perform the following query: SELECT category, name, COUNT(side.id) as nb FROM main LEFT JOIN side ON main.id = side.id_main WHERE category != 3 GROUP BY …