public CreateDBProxyRequest withEngineFamily(EngineFamily engineFamily) {
        this.engineFamily = engineFamily.toString();
        return this;
    }
<p>
The kinds of databases that the proxy can connect to. This value determines which database network protocol the
proxy recognizes when it interprets network traffic to and from the database. For Aurora MySQL, RDS for MariaDB,
and RDS for MySQL databases, specify <code>MYSQL</code>. For Aurora PostgreSQL and RDS for PostgreSQL databases,
specify <code>POSTGRESQL</code>. For RDS for Microsoft SQL Server, specify <code>SQLSERVER</code>.
</p>

@param engineFamily
       The kinds of databases that the proxy can connect to. This value determines which database network
       protocol the proxy recognizes when it interprets network traffic to and from the database. For Aurora
       MySQL, RDS for MariaDB, and RDS for MySQL databases, specify <code>MYSQL</code>. For Aurora PostgreSQL and
       RDS for PostgreSQL databases, specify <code>POSTGRESQL</code>. For RDS for Microsoft SQL Server, specify
       <code>SQLSERVER</code>.
@return Returns a reference to this object so that method calls can be chained together.
@see EngineFamily
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/model/CreateDBProxyRequest.java