@Override
    public String getJdbcUrl() {
        return isUsingSid()
            ? "jdbc:oracle:thin:" + "@" + getHost() + ":" + getOraclePort() + ":" + getSid()
            : "jdbc:oracle:thin:" + "@" + getHost() + ":" + getOraclePort() + "/" + getDatabaseName();
    }
Testcontainers implementation for Oracle Database Free.
<p>
Supported image: {@code gvenzl/oracle-free}
<p>
Exposed ports: 1521
modules/oracle-free/src/main/java/org/testcontainers/oracle/OracleContainer.java