Package org.apache.cassandra.db.columniterator

Examples of org.apache.cassandra.db.columniterator.IdentityQueryFilter

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        CompactionManager.instance.performMaximal(cfs);
        assertEquals(1, cfs.getSSTables().size());

        // check that the shadowed column is gone
        SSTableReader sstable = cfs.getSSTables().iterator().next();
        SSTableScanner scanner = sstable.getScanner(new QueryFilter(null, new QueryPath("Super1", scName), new IdentityQueryFilter()));
        scanner.seekTo(key);
        IColumnIterator iter = scanner.next();
        assertEquals(key, iter.getKey());
        SuperColumn sc = (SuperColumn) iter.next();
        assert sc.getSubColumns().isEmpty();
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     * return a QueryFilter object that includes every column in the row.
     * This is dangerous on large rows; avoid except for test code.
     */
    public static QueryFilter getIdentityFilter(DecoratedKey key, String cfName, long timestamp)
    {
        return new QueryFilter(key, cfName, new IdentityQueryFilter(), timestamp);
    }
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        CompactionManager.instance.performMaximal(cfs);
        assertEquals(1, cfs.getSSTables().size());

        // check that the shadowed column is gone
        SSTableReader sstable = cfs.getSSTables().iterator().next();
        SSTableScanner scanner = sstable.getScanner(new QueryFilter(null, new QueryPath("Super1", scName), new IdentityQueryFilter()));
        scanner.seekTo(key);
        IColumnIterator iter = scanner.next();
        assertEquals(key, iter.getKey());
        SuperColumn sc = (SuperColumn) iter.next();
        assert sc.getSubColumns().isEmpty();
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        // query using index to see if sstable for secondary index opens
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        List<IndexExpression> clause = Arrays.asList(expr);
        IPartitioner p = StorageService.getPartitioner();
        Range<RowPosition> range = Util.range("", "");
        List<Row> rows = indexedCFS.search(clause, range, 100, new IdentityQueryFilter());
        assert rows.size() == 1;
    }
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        List<Row> rows;
        boolean caught = false;
        try
        {
             rows = cfs.getRangeSlice(ByteBufferUtil.bytes("1"), Util.range("", ""), 1000, new IdentityQueryFilter(), null);
             fail("This slice should fail");
        }
        catch (NegativeArraySizeException e)
        {
            caught = true;
        }
        assert caught : "'corrupt' test file actually was not";

        CompactionManager.instance.performScrub(cfs);
        rows = cfs.getRangeSlice(ByteBufferUtil.bytes("1"), Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assertEquals(100, rows.size());
    }
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        List<Row> rows;

        // insert data and verify we get it back w/ range query
        fillCF(cfs, 1);
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assertEquals(1, rows.size());

        CompactionManager.instance.performScrub(cfs);

        // check data is still there
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assertEquals(1, rows.size());
    }
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        List<Row> rows;

        // insert data and verify we get it back w/ range query
        fillCF(cfs, 10);
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assertEquals(10, rows.size());

        CompactionManager.instance.performScrub(cfs);

        // check data is still there
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assertEquals(10, rows.size());
    }
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        copySSTables(columnFamily);
        cfs.loadNewSSTables();
        assert cfs.getSSTables().size() > 0;

        List<Row> rows;
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assert !isRowOrdered(rows) : "'corrupt' test file actually was not";

        CompactionManager.instance.performScrub(cfs);
        rows = cfs.getRangeSlice(null, Util.range("", ""), 1000, new IdentityQueryFilter(), null);
        assert isRowOrdered(rows) : "Scrub failed: " + rows;
        assert rows.size() == 6: "Got " + rows.size();
    }
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        rm.apply();

        // basic single-expression query
        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        List<IndexExpression> clause = Arrays.asList(expr);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range<RowPosition> range = Util.range("", "");
        List<Row> rows = Table.open("Keyspace1").getColumnFamilyStore("Indexed1").search(clause, range, 100, filter);

        assert rows != null;
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        }

        IndexExpression expr = new IndexExpression(ByteBufferUtil.bytes("birthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(34L));
        IndexExpression expr2 = new IndexExpression(ByteBufferUtil.bytes("notbirthdate"), IndexOperator.EQ, ByteBufferUtil.bytes(1L));
        List<IndexExpression> clause = Arrays.asList(expr, expr2);
        IFilter filter = new IdentityQueryFilter();
        IPartitioner p = StorageService.getPartitioner();
        Range<RowPosition> range = Util.range("", "");
        List<Row> rows = Table.open("Keyspace1").getColumnFamilyStore("Indexed1").search(clause, range, 100, filter);

        assert rows != null;
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Related Classes of org.apache.cassandra.db.columniterator.IdentityQueryFilter

  • org.apache.cassandra.db.CleanupTest
  • org.apache.cassandra.db.ColumnFamilyStore
  • org.apache.cassandra.db.ColumnFamilyStoreTest
  • org.apache.cassandra.db.compaction.CompactionsTest
  • org.apache.cassandra.db.compaction.PrecompactedRow
  • org.apache.cassandra.db.DataRange
  • org.apache.cassandra.db.filter.QueryFilter
  • org.apache.cassandra.db.KeyCollisionTest
  • org.apache.cassandra.db.ScrubTest
  • org.apache.cassandra.db.SystemKeyspace
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