On Thu, Jan 6, 2011 at 10:17 AM, Nanheng Wu <[email protected]> wrote: > Thanks for the answer Todd. I realized that I was making my life > harder by using the low level record writer directly. Instead I just > made the mapper output a <ImmutableBytesWriteable, KeyValue> pair and > set the output format to HFileOutputFormat. It works really great! I > have a follow up question, after I run the loadtable.rb script it > looks a little while before the table is actually ready to be queried. > Is there a way to programmatically test if the table is "ready"? I am > using hbase-0.20.6. Thanks! >
What is taking the time? Is it that there are a bunch of a regions and they don't come on atomically but rather one at a time. When you say 'while' in the above, you are talking about seconds, right? (IIRC, all loadtable is doing is adding entries to .META. -- though it may also be moving files into place). St.Ack
