}
public void buildSecondaryIndexes(Collection<SSTableReader> sstables, SortedSet<ByteBuffer> columns)
{
logger.debug("Submitting index build to compactionmanager");
Table.IndexBuilder builder = table.createIndexBuilder(this, columns, new ReducingKeyIterator(sstables));
Future future = CompactionManager.instance.submitIndexBuild(this, builder);
try
{
future.get();
for (ByteBuffer column : columns)