Package org.apache.hadoop.hbase.hbql.client

Examples of org.apache.hadoop.hbase.hbql.client.HPreparedStatement.executeQuery()


        HPreparedStatement pstmt = conn.prepareStatement("select * from alltypes2 WITH LIMIT :limit");

        pstmt.setParameter("limit", cnt / 2);

        HResultSet<AnnotatedAllTypes> recs = pstmt.executeQuery(AnnotatedAllTypes.class);

        int reccnt = 0;
        for (final AnnotatedAllTypes rec : recs)
            assertTrue(rec.equals(vals.get(reccnt++)));

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        assertTrue(vals.size() == cnt);

        HPreparedStatement stmt = conn.prepareStatement("select * from alltypes WITH LIMIT :limit");

        stmt.setParameter("limit", cnt / 2);
        HResultSet<HRecord> recs = stmt.executeQuery();

        int reccnt = 0;
        for (final HRecord rec : recs)
            assertTrue((new RecordAllTypes(rec)).equals(vals.get(reccnt++)));

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                                                        "WITH " +
                                                        "SERVER FILTER WHERE 1=1 " +
                                                        "LIMIT :limit");

        stmt.setParameter("limit", cnt / 2);
        HResultSet<HRecord> recs = stmt.executeQuery();

        int reccnt = 0;
        for (final HRecord rec : recs)
            assertTrue((new RecordAllTypes(rec)).equals(vals.get(reccnt++)));
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                                                         + "INDEX FILTER WHERE val5 < 8 "
                                                         + "CLIENT FILTER WHERE val6 > 4");

        pstmt.setParameter("endkey", Util.getZeroPaddedNonNegativeNumber(34, 10));

        HResultSet<HRecord> records = pstmt.executeQuery();

        for (HRecord record : records)
            System.out.println("Key = " + record.getCurrentValue("keyval"));

        pstmt.close();
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                                                         + "VERSIONS 4 "
                                                         + "CLIENT FILTER WHERE val6 > 4");

        pstmt.setParameter("endkey", Util.getZeroPaddedNonNegativeNumber(34, 10));

        HResultSet<HRecord> records = pstmt.executeQuery();

        for (HRecord record : records) {
            System.out.println("Key = " + record.getCurrentValue("keyval"));
        }
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