I have a table of time periods with an active incident in the format: Incident_Start Incident_End 1/1/2022 01:05 1/1/2022 03:00 1/2/2022 05:00 1/5/2022 12:34 2/5/2022 13:00 2/6/2022 16:22 ... ... I now need to transform this into a table of…
How is it possible that when I try to add a unique constraint named "serveurs_domain" it says I can't because the constraint already exists. BUT, when I try to drop the constraint "serveurs_abbr" it says it doesn't exist. I'm confused…
Given two columns (Animal and Name) how do I write a SQL statement that finds the rows that don't have a 1 to 1 relationship i.e. Dog = Patch and Dog = Rover ? Animal Name Dog Patch Cat Sylvester…
I have this code in Oracle: SELECT * FROM USER_OBJECTS WHERE TEMPORARY = 'N' I know that the USER_OBJECT table in Postgres is pg_catalog.pg_class, but what's the equivalent of the TEMPORARY column? Thanks
I have two columns in PostgreSQL that store time values (H:M:S) and I use SQLAlchemy. How can I make a select using SQLAlchemy for values that are not between the two values? Example 1: current time in the interrogation =…
How to List the largerst city population for each country -- Use country column (not country_code), order the results by the decreasing largerst city population. enter image description here
company.service.ts:` async get(id: FindOneOptions<Company>): Promise<Company | null>{ console.log(id) return await this.companyRespository.findOne(id); } company.controller.ts: @Get(':id') findOneCompany(@Param('id') id: FindOneOptions<Company>){ return this.companyService.get(id); } I have written the following code but whenever I try to get by FindOne my console says that "You must…
I'm trying to figure out where my problem comes from in my algorithm. I am trying to give the information about the connection status of a data sender with its data table. I have translated it like this: if new…
I have a PostgreSQL instance running on Cloud SQL in GCP. I am connecting to it via a psql client from another machine. The connection is working fine. However I want to know what happens when you run the following…
I am a postgres newbie and now trying to setup an external database for the application that we're developing. Attempt 1: I used our application to initialize a local postgres db and then immediately ran a pg_dump pg_dump -Fc -h…