# clear screen
\! clear

# List databases with access privileges
\l

# Choose database
\c <database-name>

# List schemas in current database with access privileges
\dn+

# List default access privileges for schemas in current database
\ddp

# List tables in current database
\dt

# List access privileges for a table
\dp <schema.table>

# List columns in table
\d+ <table_name>

SELECT * FROM information_schema.columns
WHERE table_schema = 'your_schema'
AND table_name = 'your_table';

# List roles
\du

# Change password
\password <user>
alter role <role-name> with password '<password>';

# Create user
create user <user-name> with password '<password>';

# Grant connect
grant connect on database <database-name> to <role-name>;

# Load dvdrental sample database
# 1. Download dvdrental.tar https://www.postgresqltutorial.com/postgresql-sample-database/
pg_restore \
--host=$HOST \
--port=$PORT \
--username=postgres \
--password \
--dbname=dvdrental \
~/Downloads/dvdrental.tar

# Load sample Russian flight db
# https://postgrespro.com/docs/postgrespro/10/demodb-bookings-installation.html
psql \
--host=$HOST \
--port=$PORT \
--username=postgres \
--password \
-a \
-f ../postgres-sample-db/demo-big-en-20170815.sql

# Create use with IAM authentication
create user jane;
grant all privileges on database dvdrental to jane;
grant all privileges on database demo to jane;
GRANT rds_iam TO jane;

sudo amazon-linux-extras install postgresql13

ssh -i "<path-to-private-key.pem>" -f -N -L \
5432:<rds-private-dns-name>:5432 \
ec2-user@<bastion-host-public-ip> -v

k --request-timeout='600s' \
-n fp1 run -ti --rm psql \
--image=jbergknoff/postgresql-client \
-- postgresql://<username>:<password>@<hostname>:5432/<db>