When running bin/initdb demo I encounter the following error: The files belonging to this database system will be owned by user "USER_1". This user must also own the server process. The database cluster will be initialized with locales COLLATE: en_US.UTF-8…
In PostgreSQL, the ON CONFLICT we are using can have multiple column names. Is that multiple columns behave like AND or OR? ON CONFLICT (name, mobile) DO UPDATE SET address = EXCLUDED.address; Does this mean, conflict occurs in name AND…
I'm trying to count multiple values in multiple coluns in a table and I did that: TABLE id risk record api 1 OK OK NO 2 OK OK OK 3 OK OK OK 4 OK NO OK 5 NO OK…
I need to search in my column strings which contains ' select * from app_user au where au.last_name like '%'%' but something like that gives me SQL Error [42601]: Unterminated string literal started at position 55 I tried also '%'%',…
"I am trying to setup a one-to-one relation between two tables (Users and RefreshTokens) using JetBrains' Exposed ORM library in Kotlin. I have defined the tables as follows: object Users : IdTable<UUID>() { override val id = uuid("user_id").entityId() val name…
First Attempt - CREATE FUNCTION rental_quarter (rental_date TIMESTAMP) RETURNS VARCHAR(7) BEGIN IF MONTH(rental_date) BETWEEN 1 AND 3 THEN RETURN YEAR(rental_date)+ ”Q1”; ELSE IF MONTH(rental_date) BETWEEN 4 AND 6 THEN RETURN YEAR(rental_date)+ ”Q2” ; ELSE IF MONTH(rental_date) BETWEEN 7 AND 9…
I'm trying to create search for my project with postgres.search. And it works but works incorrect. It works too precisely. For example: When I'm searching bolu, nothing is found. But when I'm searching bolum it founds. How can I fix…
Table has two columns which concatenate as 'ab'. I'd like a count of the unique values from the concatenated columns 'ab', here is what I have so far; initial_db=> SELECT concat(street_num, street_name) AS ab FROM recs limit 5; ab ------------…
Clearly I have some misunderstandings about the topic. I would appreciate if you correct my mistakes. So as explained in PostgreSQL documentation, We need to do Full-Text Searching instead of using simple textual search operators. Suppose I have a blog…
I am fairly new to SQL and wondering how to remove a specific element from the JSONB data below: [ {"id":101,"content":"lorem ipsum", "username":"user_1"}, {"id":102,"content":"lorem ipsum", "username":"user_2"}, {"id":103,"content":"lorem ipsum", "username":"user_3"} ] In this case I want to remove the object with…