Package org.apache.cayenne.query

Examples of org.apache.cayenne.query.SQLTemplate

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        deleteTestData();
    }

    public void testAliasPathSplits_SinglePath() {
        ObjectContext context = createDataContext();
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (1, 'AA')"));
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (2, 'BB')"));

        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) "
                        + "VALUES (1, 1, 'X')"));
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE)"
                        + " VALUES (2, 2, 'Y')"));

        SelectQuery query = new SelectQuery(Artist.class);
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        assertEquals("AA", artists.get(0).getArtistName());
    }

    public void testAliasPathSplits_SplitJoin() {
        ObjectContext context = createDataContext();
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (1, 'AA')"));
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO ARTIST (ARTIST_ID, ARTIST_NAME) VALUES (2, 'BB')"));

        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE) "
                        + "VALUES (1, 1, 'X')"));
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE)"
                        + " VALUES (2, 2, 'Y')"));
        context.performGenericQuery(new SQLTemplate(
                Artist.class,
                "INSERT INTO PAINTING (PAINTING_ID, ARTIST_ID, PAINTING_TITLE)"
                        + " VALUES (3, 2, 'X')"));

        SelectQuery query = new SelectQuery(Artist.class);
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    public void testSelectQuery() throws Exception {
        deleteTestData();
        ObjectContext context = createDataContext();

        context.performGenericQuery(new SQLTemplate(
                EnumEntity.class,
                "insert into ENUM_ENTITY (ID, ENUM_ATTRIBUTE) VALUES (1, 'two')"));
        context.performGenericQuery(new SQLTemplate(
                EnumEntity.class,
                "insert into ENUM_ENTITY (ID, ENUM_ATTRIBUTE) VALUES (2, 'one')"));

        SelectQuery q = new SelectQuery(EnumEntity.class);
        q.andQualifier(ExpressionFactory.matchExp(
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    public void testSQLTemplate() throws Exception {
        deleteTestData();
        ObjectContext context = createDataContext();

        context.performGenericQuery(new SQLTemplate(
                EnumEntity.class,
                "insert into ENUM_ENTITY (ID, ENUM_ATTRIBUTE) VALUES (1, 'two')"));
        context.performGenericQuery(new SQLTemplate(
                EnumEntity.class,
                "insert into ENUM_ENTITY (ID, ENUM_ATTRIBUTE) VALUES (2, 'one')"));

        SQLTemplate q = new SQLTemplate(
                EnumEntity.class,
                "SELECT * FROM ENUM_ENTITY WHERE ENUM_ATTRIBUTE = 'one'");
        q.setColumnNamesCapitalization(CapsStrategy.UPPER);

        EnumEntity e = (EnumEntity) Cayenne.objectForQuery(context, q);
        assertNotNull(e);
        assertSame(Enum1.one, e.getEnumAttribute());
    }
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        return tr.getQuery();
    }


    public void testSelectFrom() {
        SQLTemplate query = translateSelect("select a from Artist a");
        String sql = query.getDefaultTemplate();

        // column order is unpredictable, just need to ensure that they are all there
        assertTrue(sql, sql.startsWith("SELECT"));
        assertTrue(sql, sql.indexOf("t0.ARTIST_ID") > 0);
        assertTrue(sql, sql.indexOf("t0.ARTIST_NAME") > 0);
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        assertTrue(sql, sql.indexOf("t0.DATE_OF_BIRTH") > 0);
        assertTrue(sql, sql.endsWith(" FROM ARTIST t0"));
    }

    public void testSelectMultipleJoinsToTheSameTable() throws Exception {
        SQLTemplate query = translateSelect("SELECT a "
                + "FROM Artist a JOIN a.paintingArray b JOIN a.paintingArray c "
                + "WHERE b.paintingTitle = 'P1' AND c.paintingTitle = 'P2'");
        String sql = query.getDefaultTemplate();

        assertTrue(sql, sql.startsWith("SELECT"));

        assertTrue(sql, sql
                .indexOf("INNER JOIN PAINTING t1 ON (t0.ARTIST_ID = t1.ARTIST_ID)") > 0);
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        assertTrue(sql, sql
                .indexOf("INNER JOIN PAINTING t2 ON (t0.ARTIST_ID = t2.ARTIST_ID)") > 0);
    }

    public void testSelectImplicitColumnJoins() throws Exception {
        SQLTemplate query = translateSelect("SELECT a.paintingArray.toGallery.galleryName "
                + "FROM Artist a JOIN a.paintingArray b");
        String sql = query.getDefaultTemplate();

        assertTrue(sql, sql.startsWith("SELECT"));

        // check that overlapping implicit and explicit joins did not result in duplicates
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        // int i2 = sql.indexOf("INNER JOIN PAINTING", i1 + 1);
        // assertTrue(sql, i2 < 0);
    }

    public void testSelectDistinct() {
        SQLTemplate query = translateSelect("select distinct a from Artist a");
        String sql = query.getDefaultTemplate();

        assertTrue(sql, sql.startsWith("SELECT DISTINCT "));
    }
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        assertTrue(sql, sql.startsWith("SELECT DISTINCT "));
    }

    public void testSelectFromWhereEqual() {
        SQLTemplate query = translateSelect("select a from Artist a where a.artistName = 'Dali'");
        String sql = query.getDefaultTemplate();

        assertTrue(sql, sql.startsWith("SELECT"));

        assertTrue(sql, sql.endsWith(" FROM ARTIST t0 WHERE t0.ARTIST_NAME ="
                + " #bind('Dali' 'VARCHAR')"));
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        assertTrue(sql, sql.endsWith(" FROM ARTIST t0 WHERE t0.ARTIST_NAME ="
                + " #bind('Dali' 'VARCHAR')"));
    }

    public void testSelectFromWhereOrEqual() {
        SQLTemplate query = translateSelect("select a from Artist a where a.artistName = 'Dali' "
                + "or a.artistName = 'Malevich'");
        String sql = query.getDefaultTemplate();

        SQLTemplate query1 = translateSelect("select a from Artist a where a.artistName = 'Picasso' "
                + "or a.artistName = 'Malevich' "
                + "or a.artistName = 'Dali'");
        String sql1 = query1.getDefaultTemplate();

        assertTrue(sql, sql.startsWith("SELECT"));
        assertTrue(sql, sql.indexOf(" FROM ARTIST t0 WHERE ") > 0);
        assertEquals(1, countDelimiters(sql, " OR ", sql.indexOf("WHERE ")));
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