In PostgreSQL, users (also called roles) have specific privileges and permissions. Displaying a list of all users is often necessary for database administration, to review access control, and manage permissions across the system. This guide covers how to list all users in PostgreSQL, detailing the...
If you are connecting remotely, you will need to specify your credentials. Listing all PostgreSQL Users Once connected to a PostgreSQl server withpsql, you can list all users in PostgreSQL, issue the following command: \du This will output all users, including their login username, roles, and ...
A single PostgreSQL server can contain many databases. Let’s explore three different approaches to list databases in PostgreSQL!
The bottom line is really that PostgreSQL can easily handle a million users without any problems. It is good to see, that it is possible to create so many accounts with just 4 lines of code. In order to receive regular updates on important changes in PostgreSQL,subscribe to our newsletter,...
When using rep_mode=sync, RA adds "include" into postgresql.conf to switch replication mode. If you want to switch to rep_mode=async from sync, you need to delete it manually. On the first node only, aspostgresuser modify thepg_hba.conffile, to control who has access to db instance:...
PostgreSQL users with NTC Hosting To facilitate its clients, with each database NTC Hosting automatically creates a username with all privileges, once the database is created. The user will have the same name as the database. This way, you can create a new database in less than 10 seconds...
Even with all those benefits, Postgres is not without its faults and shortcomings. Some of the limitations of using PostgreSQL Analytics are as follows: Postgres is not efficient when it comes to Big Data. It is true when your data goes to TBs, and you have queries that process a big par...
To kill processes in PostgreSQL, you need to connect to the database with thepostgresadmin account or an account withSUPERUSERrole. These are the users that have the necessary privileges to terminate processes. How to kill/stop a query in PostgreSQL?
Learn how to find slow queries in PostgreSQL using logs and metrics. Tutorial on how to check for and fix performance issues to speed up your database.
How to see the creation of view in PostgreSQL? 1. Using psql In psql, run this command: \d+ my_view_name 2. Using SQL Query SELECT pg_get_viewdef('my_view_name', TRUE); An alternative query: SELECT definition FROM pg_views WHERE viewname = 'my_view_name'; ...