Thanks Amit, I am also using 0.94.2 . I am also pre-splitting and I tried the table.clearRegionCache() but still doesn't work.
- R On Sun, Jul 14, 2013 at 3:45 AM, Amit Sela <[email protected]> wrote: > If new regions are created during the bulk load (are you pre-splitting ?), > maybe try myTable.clearRegionCache() after the bulk load (or even after the > pre-splitting if you do pre-split). > This should clear the region cache. I needed to use this because I am > pre-splitting my tables for bulk load. > BTW I'm using HBase 0.94.2 > Good luck! > > > On Fri, Jul 12, 2013 at 6:50 PM, Rohit Kelkar <[email protected]> > wrote: > > > I am having problems while scanning a table created using HFile. > > This is what I am doing - > > Once Hfile is created I use following code to bulk load > > > > LoadIncrementalHFiles loadTool = new LoadIncrementalHFiles(conf); > > HTable myTable = new HTable(conf, mytablename.getBytes()); > > loadTool.doBulkLoad(new Path(outputHFileBaseDir + "/" + mytablename), > > mytableTable); > > > > Then scan the table using- > > > > HTable table = new HTable(conf, mytable); > > Scan scan = new Scan(); > > scan.addColumn("cf".getBytes(), "q".getBytes()); > > ResultScanner scanner = table.getScanner(scan); > > for (Result rr = scanner.next(); rr != null; rr = scanner.next()) { > > numRowsScanned += 1; > > } > > > > This code crashes with following error - http://pastebin.com/SeKAeAST > > If I remove the scan.addColumn from the code then the code works. > > > > Similarly on the hbase shell - > > - A simple count 'mytable' in hbase shell gives the correct count. > > - A scan 'mytable' gives correct results. > > - get 'mytable', 'myrow', 'cf:q' crashes > > > > The hadoop dfs -ls /hbase/mytable shows the .tableinfo, .tmp, the > directory > > for region etc. > > > > Now if I do a major_compact 'mytable' and then execute my code with the > > scan.addColumn statement then it works. Also the get 'mytable', 'myrow', > > 'cf:q' works. > > > > My question is > > What is major_compact doing to enable the scanner that the > > LoadIncrementalFiles tool is not? I am sure I am missing a step after the > > LoadIncrementalFiles. > > > > - R > > >
