Package org.apache.cayenne.query

Examples of org.apache.cayenne.query.QueryChain

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        Artist a = result.get(0);
        assertEquals(3, a.getPaintingArray().size());
    }

    public void testToManyJointOverlappingQualifierWithInnerJoin() {
        QueryChain data = new QueryChain();
        data.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (1, 'A1')"));
        data.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (2, 'A2')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (1, 1, 'ABC')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (2, 1, 'ABD')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (3, 1, 'ACC')"));

        createDataContext().performGenericQuery(data);
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        Artist a = result.get(0);
        assertEquals(3, a.getPaintingArray().size());
    }

    public void testToManyJointOverlappingQualifierWithOuterJoin() {
        QueryChain data = new QueryChain();
        data.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (1, 'A1')"));
        data.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (2, 'A2')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (1, 1, 'ABC')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (2, 1, 'ABD')"));
        data
                .addQuery(new SQLTemplate(
                        Artist.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (3, 1, 'ACC')"));

        createDataContext().performGenericQuery(data);
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        super.setUp();
        deleteTestData();
    }
   
    public void testMatchingOnSuperAttributes() {
        QueryChain insert = new QueryChain();
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (1, 'E1', 'EE')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (2, 'E2', 'EM')"));
        createDataContext().performGenericQuery(insert);
       
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        assertEquals(1, results.size());
        assertEquals("E2", results.get(0).getName());
    }
   
    public void testMatchingOnSuperAttributesWithPrefetch() {
        QueryChain insert = new QueryChain();
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (1, 'E1', 'EE')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (2, 'E2', 'EM')"));
        createDataContext().performGenericQuery(insert);
       
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        assertEquals("E2", results.get(0).getName());
    }

    public void testPaginatedQueries() {

        QueryChain insert = new QueryChain();
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (1, 'E1', 'EE')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (2, 'E2', 'EM')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (3, 'E3', 'EE')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (4, 'E4', 'EM')"));
        insert
                .addQuery(new SQLTemplate(
                        AbstractPerson.class,
                        "INSERT INTO PERSON (PERSON_ID, NAME, PERSON_TYPE) VALUES (5, 'E5', 'EE')"));
        createDataContext().performGenericQuery(insert);
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        DataContext context = createDataContext();
        Artist a1 = context.newObject(Artist.class);
        a1.setArtistName("X");
        context.commitChanges();

        QueryChain chain = new QueryChain();
        chain.addQuery(new SelectQuery(Artist.class));
        chain.addQuery(new SelectQuery(Artist.class));

        QueryResponse r = context.performGenericQuery(chain);

        // data comes back as datarows
        assertEquals(2, r.size());
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    public void testTRIM() {

        ObjectContext context = createDataContext();

        // insert via a SQL template to prevent adapter trimming and such...
        QueryChain inserts = new QueryChain();
        inserts.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID,ARTIST_NAME) VALUES(1, '  A')"));
        inserts.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID,ARTIST_NAME) VALUES(2, 'A  ')"));
        context.performGenericQuery(inserts);

        Artist a1 = DataObjectUtils.objectForPK(context, Artist.class, 1);
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        deleteTestData();
    }

    public void testDatabaseUnionCapabilities() {

        QueryChain inserts = new QueryChain();
        inserts
                .addQuery(new SQLTemplate(
                        SubEntity1.class,
                        "INSERT INTO INHERITANCE_SUB_ENTITY1 "
                                + "(ID, SUBENTITY_STRING_DB_ATTR, SUPER_INT_DB_ATTR, SUPER_STRING_DB_ATTR) "
                                + "VALUES (1, 'V11', 1, 'V21')"));

        inserts
                .addQuery(new SQLTemplate(
                        SubEntity1.class,
                        "INSERT INTO INHERITANCE_SUB_ENTITY2 "
                                + "(ID, OVERRIDDEN_STRING_DB_ATTR, SUPER_INT_DB_ATTR, SUBENTITY_INT_DB_ATTR) "
                                + "VALUES (1, 'VX11', 101, 201)"));
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        assertEquals(2, createDataContext().performQuery(unionSql).size());
    }

    public void testSelectQueryOnConcreteLeafEntity() {

        QueryChain inserts = new QueryChain();
        inserts
                .addQuery(new SQLTemplate(
                        SubEntity1.class,
                        "INSERT INTO INHERITANCE_SUB_ENTITY1 "
                                + "(ID, SUBENTITY_STRING_DB_ATTR, SUPER_INT_DB_ATTR, SUPER_STRING_DB_ATTR) "
                                + "VALUES (1, 'V11', 1, 'V21')"));
        inserts
                .addQuery(new SQLTemplate(
                        SubEntity1.class,
                        "INSERT INTO INHERITANCE_SUB_ENTITY1 "
                                + "(ID, SUBENTITY_STRING_DB_ATTR, SUPER_INT_DB_ATTR, SUPER_STRING_DB_ATTR) "
                                + "VALUES (2, 'V12', 2, 'V22')"));
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    public void testUnrefreshingToOne() {

        ObjectContext context = createDataContext();

        QueryChain chain = new QueryChain();
        chain.addQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (1, 'a1')"));
        chain
                .addQuery(new SQLTemplate(
                        Painting.class,
                        "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) VALUES (1, 1, 'p1')"));

        context.performQuery(chain);
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