private void validateGetSliceNoMatch(Table table) throws IOException { ColumnFamilyStore cfStore = table.getColumnFamilyStore("Standard2"); ColumnFamily cf; // key before the rows that exists cf = cfStore.getColumnFamily( "a", new QueryPath("Standard2"), ArrayUtils.EMPTY_BYTE_ARRAY, ArrayUtils.EMPTY_BYTE_ARRAY, false, 1); assertColumns(cf); // key after the rows that exist cf = cfStore.getColumnFamily( "z", new QueryPath("Standard2"), ArrayUtils.EMPTY_BYTE_ARRAY, ArrayUtils.EMPTY_BYTE_ARRAY, false, 1); assertColumns(cf); }
@Test public void testGetRowSliceByRange() throws Throwable { String key = TEST_KEY + "slicerow"; Table table = Table.open("Keyspace1"); ColumnFamilyStore cfStore = table.getColumnFamilyStore("Standard1"); RowMutation rm = new RowMutation("Keyspace1", key); ColumnFamily cf = ColumnFamily.create("Keyspace1", "Standard1"); // First write "a", "b", "c" cf.addColumn(column("a", "val1", 1L)); cf.addColumn(column("b", "val2", 1L)); cf.addColumn(column("c", "val3", 1L)); rm.add(cf); rm.apply(); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "b".getBytes(), "c".getBytes(), false, 100); assertEquals(2, cf.getColumnCount()); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "b".getBytes(), "b".getBytes(), false, 100); assertEquals(1, cf.getColumnCount()); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "b".getBytes(), "c".getBytes(), false, 1); assertEquals(1, cf.getColumnCount()); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "c".getBytes(), "b".getBytes(), false, 1); assertNull(cf); }
private void validateSliceLarge(ColumnFamilyStore cfStore) throws IOException { String key = "row3"; ColumnFamily cf; cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col1000".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, false, 3); assertColumns(cf, "col1000", "col1001", "col1002"); assertEquals(new String(cf.getColumn("col1000".getBytes()).value()), "v1000"); assertEquals(new String(cf.getColumn("col1001".getBytes()).value()), "v1001"); assertEquals(new String(cf.getColumn("col1002".getBytes()).value()), "v1002"); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col1195".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, false, 3); assertColumns(cf, "col1195", "col1196", "col1197"); assertEquals(new String(cf.getColumn("col1195".getBytes()).value()), "v1195"); assertEquals(new String(cf.getColumn("col1196".getBytes()).value()), "v1196"); assertEquals(new String(cf.getColumn("col1197".getBytes()).value()), "v1197"); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col1996".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, true, 1000); IColumn[] columns = cf.getSortedColumns().toArray(new IColumn[0]); for (int i = 1000; i < 1996; i++) { String expectedName = "col" + i; IColumn column = columns[i - 1000]; assert Arrays.equals(column.name(), expectedName.getBytes()) : cfStore.getComparator().getString(column.name()) + " is not " + expectedName; assert Arrays.equals(column.value(), ("v" + i).getBytes()); } cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col1990".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, false, 3); assertColumns(cf, "col1990", "col1991", "col1992"); assertEquals(new String(cf.getColumn("col1990".getBytes()).value()), "v1990"); assertEquals(new String(cf.getColumn("col1991".getBytes()).value()), "v1991"); assertEquals(new String(cf.getColumn("col1992".getBytes()).value()), "v1992"); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), ArrayUtils.EMPTY_BYTE_ARRAY, ArrayUtils.EMPTY_BYTE_ARRAY, true, 3); assertColumns(cf, "col1997", "col1998", "col1999"); assertEquals(new String(cf.getColumn("col1999".getBytes()).value()), "v1999"); assertEquals(new String(cf.getColumn("col1998".getBytes()).value()), "v1998"); assertEquals(new String(cf.getColumn("col1997".getBytes()).value()), "v1997"); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col9000".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, true, 3); assertColumns(cf, "col1997", "col1998", "col1999"); cf = cfStore.getColumnFamily( key, new QueryPath("Standard1"), "col9000".getBytes(), ArrayUtils.EMPTY_BYTE_ARRAY, false, 3); assertColumns(cf); }