return n;
}
public int getMeanColumns()
{
long sum = 0;
<BUG>int count = 0;
</BUG>
for (SSTableReader sstable : getSSTables())
<BUG>{
sum += sstable.getEstimatedColumnCount().mean();

count++;
</BUG>
}

return n;
}
public int getMeanColumns()
{
long sum = 0;
long count = 0;
for (SSTableReader sstable : getSSTables())
{
long n = sstable.getEstimatedColumnCount().count();
sum += sstable.getEstimatedColumnCount().mean() * n;
count += n;
}
