Hibernate:
    SELECT
        this_.id AS id4_5_,
        this_.author_fk AS author7_4_5_,
        this_.content AS content4_5_,
        this_.DATE AS date4_5_,
        this_.editor_fk AS editor8_4_5_,
        this_.flagEditor AS flagEditor4_5_,
        this_.flagWriter AS flagWriter4_5_,
        this_.title AS title4_5_,
        writer1_.USER_ID AS USER1_10_0_,
        writer1_1_.banned AS banned10_0_,
        writer1_1_.email AS email10_0_,
        writer1_1_.login AS login10_0_,
        writer1_1_.name AS name10_0_,
        writer1_1_.password AS password10_0_,
        writer1_1_.surname AS surname10_0_,
        comments4_.article_fk AS article5_4_7_,
        comments4_.id AS id6_7_,
        comments4_.id AS id6_1_,
        comments4_.article_fk AS article5_6_1_,
        comments4_.author_fk AS author6_6_1_,
        comments4_.content AS content6_1_,
        comments4_.DATE AS date6_1_,
        comments4_.flagShow AS flagShow6_1_,
        user5_.USER_ID AS USER1_10_2_,
        user5_.banned AS banned10_2_,
        user5_.email AS email10_2_,
        user5_.login AS login10_2_,
        user5_.name AS name10_2_,
        user5_.password AS password10_2_,
        user5_.surname AS surname10_2_,
        user5_3_.balance AS balance5_2_,
        CASE
            WHEN user5_1_.USER_ID IS NOT NULL THEN 1
            WHEN user5_2_.USER_ID IS NOT NULL THEN 2
            WHEN user5_3_.USER_ID IS NOT NULL THEN 3
            WHEN user5_4_.USER_ID IS NOT NULL THEN 4
            WHEN user5_5_.USER_ID IS NOT NULL THEN 5
            WHEN user5_6_.USER_ID IS NOT NULL THEN 6
            WHEN user5_.USER_ID IS NOT NULL THEN 0
        END AS clazz_2_,
        invoice6_.id AS id8_3_,
        invoice6_.client_fk AS client6_8_3_,
        invoice6_.flagAd AS flagAd8_3_,
        invoice6_.flagPaid AS flagPaid8_3_,
        invoice6_.price AS price8_3_,
        invoice6_.productId AS productId8_3_,
        editor7_.USER_ID AS USER1_10_4_,
        editor7_1_.banned AS banned10_4_,
        editor7_1_.email AS email10_4_,
        editor7_1_.login AS login10_4_,
        editor7_1_.name AS name10_4_,
        editor7_1_.password AS password10_4_,
        editor7_1_.surname AS surname10_4_
    FROM
        ARTICLES this_
    INNER JOIN
        WRITERS writer1_
            ON this_.author_fk=writer1_.USER_ID
    LEFT OUTER JOIN
        USER writer1_1_
            ON writer1_.USER_ID=writer1_1_.USER_ID
    LEFT OUTER JOIN
        COMMENTS comments4_
            ON this_.id=comments4_.article_fk
    LEFT OUTER JOIN
        USER user5_
            ON comments4_.author_fk=user5_.USER_ID
    LEFT OUTER JOIN
        ACCOUNTANTS user5_1_
            ON user5_.USER_ID=user5_1_.USER_ID
    LEFT OUTER JOIN
        ADMINISTRATORS user5_2_
            ON user5_.USER_ID=user5_2_.USER_ID
    LEFT OUTER JOIN
        CLIENT user5_3_
            ON user5_.USER_ID=user5_3_.USER_ID
    LEFT OUTER JOIN
        EDITORS user5_4_
            ON user5_.USER_ID=user5_4_.USER_ID
    LEFT OUTER JOIN
        MODERATORS user5_5_
            ON user5_.USER_ID=user5_5_.USER_ID
    LEFT OUTER JOIN
        WRITERS user5_6_
            ON user5_.USER_ID=user5_6_.USER_ID
    LEFT OUTER JOIN
        INVOICE invoice6_
            ON user5_.USER_ID=invoice6_.client_fk
    LEFT OUTER JOIN
        EDITORS editor7_
            ON this_.editor_fk=editor7_.USER_ID
    LEFT OUTER JOIN
        USER editor7_1_
            ON editor7_.USER_ID=editor7_1_.USER_ID
    WHERE
        writer1_.USER_ID=?