@Entity
@Table( name = "account_master" )
public class AccountMaster_db {
    
    @Id
    @GeneratedValue( strategy = GenerationType.IDENTITY )
    @Column( name = "id_account_master" )
    private Integer        idAccountMaster;
    
    @ManyToOne( fetch = FetchType.LAZY )
    @LazyToOne( LazyToOneOption.PROXY )
    @JoinColumn( name = "id_account_type", nullable = false )
    private AccountType_db accountType;
    
    @ManyToOne( fetch = FetchType.LAZY )
    @LazyToOne( LazyToOneOption.PROXY )
    @JoinColumn( name = "id_tax_code_buy" )
    private TaxCode_db     buyTaxCode;
    
    @ManyToOne( fetch = FetchType.LAZY )
    @LazyToOne( LazyToOneOption.PROXY )
    @JoinColumn( name = "id_tax_code_sell" )
    private TaxCode_db     sellTaxCode;
    
    @Column( name = "code" )
    private String         code;
    
    @Column( name = "name" )
    private String         name;
	
@Entity
@Table( name = "account_type" )
public class AccountType_db {
    
    @Id
    @GeneratedValue( strategy = GenerationType.IDENTITY )
    @Column( name = "id_account_type" )
    private Integer   idAccountType;
    
    @Column( name = "name", nullable = false )
    private String    name;
    
    @Column( name = "account_class", nullable = false )
    private Character accountClass;

AccountMaster_db test = session.find( AccountMaster_db.class, 457 );

    select
        accountmas0_.id_account_master as id_accou1_0_0_,
        accountmas0_.id_account_type as id_accou7_0_0_,
        accountmas0_.allow_purchases as allow_pu2_0_0_,
        accountmas0_.allow_sales as allow_sa3_0_0_,
        accountmas0_.id_tax_code_buy as id_tax_c8_0_0_,
        accountmas0_.code as code4_0_0_,
        accountmas0_.name as name6_0_0_,
        accountmas0_.id_tax_code_sell as id_tax_c9_0_0_ 
    from
        account_master accountmas0_ 
    where
        accountmas0_.id_account_master=?
		
    select
        accounttyp0_.id_account_type as id_accou1_1_0_,
        accounttyp0_.account_class as account_2_1_0_,
        accounttyp0_.name as name4_1_0_ 
    from
        account_type accounttyp0_ 
    where
        accounttyp0_.id_account_type=?
		
    select
        taxcode_db0_.id_tax_code as id_tax_c1_2_0_,
        taxcode_db0_.eid_tax_code as eid_tax_2_2_0_,
        taxcode_db0_.name as name3_2_0_ 
    from
        tax_code taxcode_db0_ 
    where
        taxcode_db0_.id_tax_code=?
		
    select
        taxcode_db0_.id_tax_code as id_tax_c1_2_0_,
        taxcode_db0_.eid_tax_code as eid_tax_2_2_0_,
        taxcode_db0_.name as name3_2_0_ 
    from
        tax_code taxcode_db0_ 
    where
        taxcode_db0_.id_tax_code=?