Category "postgresql"

Caused by: java.lang.IllegalArgumentException: Value was not an array [java.util.ArrayList]

I am trying to save the List<byte[]> object in Postgres DB, but I am getting the below error. Caused by: java.lang.IllegalArgumentException: Value was not

postgresql pg_dump without schema name

pg_dump version 10.3 started adding the schema name explicitly to the table name. So what used to be INSERT INTO table (id) VALUES (1); Is now INSERT INTO p

Are nested SQL queries atomic?

I have some micro service (almost) system where each program has its own port. Moreover, not all ports in the system are available. For simplicity, I decided to

How to save a nested object using typeorm and Nestjs?

I have the following Data entity: @PrimaryGeneratedColumn() id: number @Column() dataA: string @Column() dataB: string @Column() dataC: number @Colum

How to reuse a computed value multiple times?

Basically I just want a simple way of finding the most recent date in a table, saving it as a variable, and reusing that variable in the same query. Right now t

How to re-run Diesel migrations?

I'm using Diesel with PostgreSQL. I added my migrations, and they worked fine, outputting everything in the schema.rs file. Until I noticed that I was missing t

PostgreSQL Nested Loop Join Performance

I have two tables exchange_rate (100 Thousand Rows) and paid_date_t (9 million rows) with below structure. "exchange_rate"

Unable to login to Postgres

I am not able to login into my postgres databse deployed in docker. PFB my docker-compose.yml discountdb: image: postgres docker-compose.override.yml d

How to use Knex object in other file?

How do I use the knex db object inside other files? For Example my index.js const app = require("express")(); const cors = require("cors"); const bodyParser

How to use a temp sequence within a Postgresql function

I have some lines of SQL which will take a set of IDs from the same GROUP_ID that are not contiguous (ex. if some rows got deleted) and will make them contiguou

How do I setup Kubernetes CIFS Persistent Volume PV Permissions for Bitnami Postgres Helm Deployment?

I have a Kubernetes cluster that I am trying to deploy different Helm Charts, when charts have no persistence everything works great. When the Helm charts use p

How to add config args to postgres service container in Github Action?

I am using Github Actions Service Container to start a postgres instance like so: name: Pull Request on: pull_request: branches: - main - sta

How can I select `array_agg` in `typeorm` with `postgresql`?

I am using typeorm in typescript project to connect to postresql 11. I have below query in sql which gives me expected results: select "customerUuid", array_agg

CROSSTAB PostgreSQL - Alternative for PIVOT in Oracle

I'm migrating a query of Oracle pivot to PostgreSQL crosstab. create table(cntry numeric,week numeric,year numeric,days text,day text); insert into x_c values(

generate auto increment id (int) in java for multi instance application

I have a table which stores users information(id, name, surname, address, email, etc). I don't want to use auto-increment function of the database. So, we don't

Using pytest with FastAPI + Tortoise : tortoise.exceptions.DBConnectionError: Can't establish connection to database

I have two postgres databases, one for prod and another for testing in "DATABASE_URI" and "TESTDATABASE_URI" respectively. The app seems to working perfectly, w

ERROR: extra data after last expected column on PostgreSQL while the number of columns is the same

I am new to PostgreSQL and I need to import a set of csv files, but some of them weren't imported successfully. I got the same error with these files: ERROR: e

PG bouncer running on vm instance stops connecting to cloud sql

The issue: I'm not sure how to begin problem solving this or where to look for errors. Setup: Running a node.js backend via GCR and it's hitting a postgres db o

Try to understand MVCC

I'm trying to understand MVCC and can't get it. For example. Transaction1 (T1) try to read some data row. In that same time T2 update the same row. The flow of

Moving PostgreSQL bigint array unique value to another index

How can I move the array bigint value from one index to another? For example, I have an array ARRAY[1, 2, 3, 4] of bigint unique values and want to move value 1