Can't create database in Kubernetes cluster

```
$ kubectl exec -n cricdatabase -i -t node-6f5d9f66c4-vrl79 -- /bin/bash
root@node-6f5d9f66c4-vrl79:/opt/cric/backend# npx sequelize db:create

Sequelize CLI [Node: 13.10.1, CLI: 5.5.1, ORM: 5.21.2]

Loaded configuration file "src/config/database.js".

ERROR: getaddrinfo ENOTFOUND db

root@node-6f5d9f66c4-vrl79:/opt/cric/backend# less src/config/database.js 
```