--

sudo -u postgres -- bash -c "psql -c 'CREATE database tsdb'"
sudo -u postgres -- bash -c "psql tsdb -c 'CREATE EXTENSION IF NOT EXISTS timescaledb;'"

kubectl exec

kubectl run -it alpine --image=alpine -- sh

kubectl run -it --rm test --image=curlimages/curl --restart=Never -- /bin/sh

See also

• kubectl run, --
• EOF, EOT, shell redirection, --, read