Apache
/
hbase
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

HBASE-12449 Use the max timestamp of current or old cell's timestamp in HRegion.append()

This commit is contained in:
Enis Soztutar 2014-11-18 11:34:49 -08:00
parent d3e7c3cfa9
commit b97c3daf90
1 changed files with 7 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegion.java
View File

@ -768,7 +768,7 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
// In distributedLogReplay mode, we don't know the last change sequence number because region
// is opened before recovery completes. So we add a safety bumper to avoid new sequence number
// overlaps used sequence numbers
nextSeqid = HLogUtil.writeRegionOpenSequenceIdFile(this.fs.getFileSystem(),
nextSeqid = HLogUtil.writeRegionOpenSequenceIdFile(this.fs.getFileSystem(),
this.fs.getRegionDir(), nextSeqid, (this.flushPerChanges + 10000000));
}
@ -3190,7 +3190,7 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
Store store = getStore(family);
int listSize = cells.size();
for (int i=0; i < listSize; i++) {
Cell cell = cells.get(i);
Cell cell = cells.get(i);
CellUtil.setSequenceId(cell, mvccNum);
Pair<Long, Cell> ret = store.add(cell);
size += ret.getFirst();
@ -5390,9 +5390,10 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
if (idx < results.size()
&& CellUtil.matchingQualifier(results.get(idx), cell)) {
oldCell = results.get(idx);
long ts = Math.max(now, oldCell.getTimestamp());
// allocate an empty kv once
newCell = new KeyValue(row.length, cell.getFamilyLength(),
cell.getQualifierLength(), now, KeyValue.Type.Put,
cell.getQualifierLength(), ts, KeyValue.Type.Put,
oldCell.getValueLength() + cell.getValueLength(),
oldCell.getTagsLength() + cell.getTagsLength());
// copy in the value
@ -5603,8 +5604,10 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
boolean noWriteBack = (amount == 0);
Cell c = null;
long ts = now;
if (idx < results.size() && CellUtil.matchingQualifier(results.get(idx), kv)) {
c = results.get(idx);
ts = Math.max(now, c.getTimestamp());
if(c.getValueLength() == Bytes.SIZEOF_LONG) {
amount += Bytes.toLong(c.getValueArray(), c.getValueOffset(), Bytes.SIZEOF_LONG);
} else {
@ -5620,7 +5623,7 @@ public class HRegion implements HeapSize, PropagatingConfigurationObserver { //
byte[] val = Bytes.toBytes(amount);
int oldCellTagsLen = (c == null) ? 0 : c.getTagsLength();
int incCellTagsLen = kv.getTagsLength();
Cell newKV = new KeyValue(row.length, family.getKey().length, q.length, now,
Cell newKV = new KeyValue(row.length, family.getKey().length, q.length, ts,
KeyValue.Type.Put, val.length, oldCellTagsLen + incCellTagsLen);
System.arraycopy(row, 0, newKV.getRowArray(), newKV.getRowOffset(), row.length);
System.arraycopy(family.getKey(), 0, newKV.getFamilyArray(), newKV.getFamilyOffset(),