Chaoqiang Zhong created HBASE-25115: ---------------------------------------
Summary: HFilePrettyPrinter can't seek to the row which is the first row of a hfile Key: HBASE-25115 URL: https://issues.apache.org/jira/browse/HBASE-25115 Project: HBase Issue Type: Bug Components: HFile, tooling Affects Versions: 2.2.6 Reporter: Chaoqiang Zhong This issue can be reproduced by below steps: * make a hfile contains two rows '000' and '001'; {code:java} D:\bin>hbase hfile -p -f /hbase/data/default/test2/df76e4acab5398e70be332f6807ec3ba/f1/fda213c556d540a58d29d6bd85931dcd K: 000/f1:a/1601282789548/Put/vlen=4/seqid=4 V: aaaa K: 001/f1:a/1601282792779/Put/vlen=4/seqid=5 V: aaaa Scanned kv count -> 2{code} * '001' can be seeked to; {code:java} D:\bin>hbase hfile -e -w 001 -f /hbase/data/default/test2/df76e4acab5398e70be332f6807ec3ba/f1/fda213c556d540a58d29d6bd85931dcd K: 001/f1:a/1601282792779/Put/vlen=4/seqid=5 Scanned kv count -> 1{code} * but '000' can't be seeked to; {code:java} D:\bin>hbase hfile -e -w 000 -f /hbase/data/default/test2/df76e4acab5398e70be332f6807ec3ba/f1/fda213c556d540a58d29d6bd85931dcd Scanned kv count -> 0{code} In HFilePrettyPrinter we use "scanner.seekTo(PrivateCellUtil.createFirstOnRow(this.row))" to seek to row.But this method will retrurn -1 when the row is the first row of hfile. -- This message was sent by Atlassian Jira (v8.3.4#803005)