I've got 3 tables I need to work with: CREATE TABLE invoices ( id INTEGER, number VARCHAR(256) ) CREATE TABLE items ( invoice_id INTEGER, total DECIMAL ) CREATE TABLE payments ( invoice_id INTEGER, total DECIMAL ) I need a result…
I have a field called language in my table submission. Here the different user has submitted their problem with different language such as java(56) 5 times, CPP(45) 7 times, and python(71) 10 times. I want to have a query in…
I have a cart collection, which can have the same product with different variants. The problem is when I fetch the user cart and query for all those ids, when theres a duplicated one MongoDB is not including it in…
I have a Postgres database on Heroku and I want to have that database hosted on ElephantSQL, but I cannot for the life of me find how to do it. I have a DUMP file downloaded from the Heroku Postgres…
I'm a beginner to DynamoDB, and my online constructor doesn't answer his Q/A lol, and i've been confused about this. I know that the partition key decides the partition in which the item will be placed. I also know that…
Suppose I want to keep who follows who in a simple table that has two fields ; UserId and FollowedId and I have a simple data set like ; UserId FollowedId 1 100 2 100 3 100 4 100 5…
Table "Observation" is filled with records, that come from table "Result" (observation_id = result_id) In table "Observation" every record has a corresponding record that is also in the same table. Is there a way to link those two records, giving…
so i have this tables with their own attributes BOOK TABLE BOOKSHELF TABLE STORE TABLE LOCATION TABLE id_book id_bookshelf id_store id_location name name_bookshelf name_store name_location author id_store id_location id_bookshelf And i wanna show this kind of table TABLE_EXAMPLE id_store name_store…
This the example of the table name is merchant_point_log : id created_date merchant_id point_value recent_point status 1 2022-01-02 1 5000 5000 earn 2 2022-01-02 2 3000 3000 earn 3 2022-01-02 1 3000 3000 redeem i would like to show logging…
I've got a brand new SQL database inside my new Azure server and I want to allow access to some users that I have designated with the 'Contributor' role, so they can write some SQL code. However, they cannot authenticate:…