assertPrimitiveField(columnMap, 0, "sales", BIGINT, false);
// verify the data
ConnectorPartitionResult partitionResult = splitManager.getPartitions(tableHandle, TupleDomain.<ConnectorColumnHandle>all());
assertEquals(partitionResult.getPartitions().size(), 1);
ConnectorSplitSource splitSource = splitManager.getPartitionSplits(tableHandle, partitionResult.getPartitions());
ConnectorSplit split = getOnlyElement(getAllSplits(splitSource));
try (RecordCursor cursor = recordSetProvider.getRecordSet(split, columnHandles).cursor()) {
assertRecordCursorType(cursor, "rcfile-binary");