@Override
    public String getUsername() {
        return DEFAULT_USERNAME;
    }
Testcontainers implementation for QuestDB.
<p>
Supported image: {@code questdb/questdb}
<p>
Exposed ports:
<ul>
    <li>Postgres: 8812</li>
    <li>HTTP: 9000</li>
    <li>ILP: 9009</li>
</ul>
modules/questdb/src/main/java/org/testcontainers/containers/QuestDBContainer.java