I have been given a leaderboard, I need to return the row correspond to 4th to 8th rank in a leaderboard? id name score 1 gongy 3001 2 urandom 2401 3 eduardische 2477 4 Gassa 2999 5 bcc32 2658 6…
I am trying to understand the syntaxes for defining tables and I noticed that the column definitions include an option to indiciate that the column references a column from another table. If I can already define this here, do I…
I'm trying to show a table with information gathered from 4 different tables. orden_trabajo_pk concepto descripcion importe ing_responsable_id 159460 concept example1 description 18000 1 159461 concept example2 description 8000 1 cotizacion_pk concepto descripcion importe orden_trabajo_id 2010633 concept example1 description 20000…
I am new to SQL and I've been struggling with this example for quite a while now. I have this table: So, what is asked from me is to produce a count of the number of recommendations each member has…
In Azure SQL, I'm attempting to delete any text that is present between the < and > characters to my column in my table Sample text: The best part is that. < br >Note:< br >< u> reading :< /u> <…
This is my table MySQL 5.5.62 host version uID Next_control Next_control_2 Date_alert 45265 2023-09-07 2023-07-07 NULL 45265 2022-12-16 2022-10-16 NULL 45265 2019-04-19 2019-02-19 NULL 45265 2016-09-18 2016-07-18 NULL 45265 2014-11-23 2014-09-23 NULL 45265 2009-08-11 2009-06-11 NULL I need to update…
select count(user_id) from photos group by user_id ; 4 3 1 2 1 1 12 5 1 4 8 2 1 4 5 2 1 2 1 1 3 5 4 4 5 1 3 5 5 1 1 8…
I am changing a db function and I need to add a query for items matching their category id with any items from an array i give. Example input: let categories = ['10272111', '165796011', '3760911', '9223372036854776000','3760901','7141123011'] Part of db function:…
I'm writing an app that allows to rank (vote) among several options. If an user from the Internet (not signed into the app) votes, I just store it with a user_id = NULL, but if some authenticated user votes, I…
I have the following tables: CREATE TABLE books ( codBook INTEGER PRIMARY KEY, title CHAR(20) NOT NULL ); INSERT INTO books VALUES (1, 'Book 1'), (2, 'Book 2'), (3, 'Book 3'); CREATE TABLE people ( name CHAR(10) PRIMARY KEY, address…