http://git-wip-us.apache.org/repos/asf/hbase-site/blob/21766f4a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html index 908935e..d7cec98 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/Compactor.html @@ -308,228 +308,229 @@ <span class="sourceLineNo">300</span> return new ArrayList<>();<a name="line.300"></a> <span class="sourceLineNo">301</span> }<a name="line.301"></a> <span class="sourceLineNo">302</span> boolean cleanSeqId = false;<a name="line.302"></a> -<span class="sourceLineNo">303</span> if (fd.minSeqIdToKeep > 0) {<a name="line.303"></a> -<span class="sourceLineNo">304</span> smallestReadPoint = Math.min(fd.minSeqIdToKeep, smallestReadPoint);<a name="line.304"></a> -<span class="sourceLineNo">305</span> cleanSeqId = true;<a name="line.305"></a> -<span class="sourceLineNo">306</span> }<a name="line.306"></a> -<span class="sourceLineNo">307</span> writer = sinkFactory.createWriter(scanner, fd, dropCache);<a name="line.307"></a> -<span class="sourceLineNo">308</span> finished = performCompaction(fd, scanner, writer, smallestReadPoint, cleanSeqId,<a name="line.308"></a> -<span class="sourceLineNo">309</span> throughputController, request.isAllFiles(), request.getFiles().size());<a name="line.309"></a> -<span class="sourceLineNo">310</span> if (!finished) {<a name="line.310"></a> -<span class="sourceLineNo">311</span> throw new InterruptedIOException("Aborting compaction of store " + store + " in region "<a name="line.311"></a> -<span class="sourceLineNo">312</span> + store.getRegionInfo().getRegionNameAsString() + " because it was interrupted.");<a name="line.312"></a> -<span class="sourceLineNo">313</span> }<a name="line.313"></a> -<span class="sourceLineNo">314</span> } finally {<a name="line.314"></a> -<span class="sourceLineNo">315</span> Closeables.close(scanner, true);<a name="line.315"></a> -<span class="sourceLineNo">316</span> if (!finished && writer != null) {<a name="line.316"></a> -<span class="sourceLineNo">317</span> abortWriter(writer);<a name="line.317"></a> -<span class="sourceLineNo">318</span> }<a name="line.318"></a> -<span class="sourceLineNo">319</span> }<a name="line.319"></a> -<span class="sourceLineNo">320</span> assert finished : "We should have exited the method on all error paths";<a name="line.320"></a> -<span class="sourceLineNo">321</span> assert writer != null : "Writer should be non-null if no error";<a name="line.321"></a> -<span class="sourceLineNo">322</span> return commitWriter(writer, fd, request);<a name="line.322"></a> -<span class="sourceLineNo">323</span> }<a name="line.323"></a> -<span class="sourceLineNo">324</span><a name="line.324"></a> -<span class="sourceLineNo">325</span> protected abstract List<Path> commitWriter(T writer, FileDetails fd, CompactionRequest request)<a name="line.325"></a> -<span class="sourceLineNo">326</span> throws IOException;<a name="line.326"></a> -<span class="sourceLineNo">327</span><a name="line.327"></a> -<span class="sourceLineNo">328</span> protected abstract void abortWriter(T writer) throws IOException;<a name="line.328"></a> -<span class="sourceLineNo">329</span><a name="line.329"></a> -<span class="sourceLineNo">330</span> /**<a name="line.330"></a> -<span class="sourceLineNo">331</span> * Calls coprocessor, if any, to create compaction scanner - before normal scanner creation.<a name="line.331"></a> -<span class="sourceLineNo">332</span> * @param request Compaction request.<a name="line.332"></a> -<span class="sourceLineNo">333</span> * @param scanType Scan type.<a name="line.333"></a> -<span class="sourceLineNo">334</span> * @param earliestPutTs Earliest put ts.<a name="line.334"></a> -<span class="sourceLineNo">335</span> * @param scanners File scanners for compaction files.<a name="line.335"></a> -<span class="sourceLineNo">336</span> * @param user the User<a name="line.336"></a> -<span class="sourceLineNo">337</span> * @param readPoint the read point to help create scanner by Coprocessor if required.<a name="line.337"></a> -<span class="sourceLineNo">338</span> * @return Scanner override by coprocessor; null if not overriding.<a name="line.338"></a> -<span class="sourceLineNo">339</span> */<a name="line.339"></a> -<span class="sourceLineNo">340</span> protected InternalScanner preCreateCoprocScanner(final CompactionRequest request,<a name="line.340"></a> -<span class="sourceLineNo">341</span> final ScanType scanType, final long earliestPutTs, final List<StoreFileScanner> scanners,<a name="line.341"></a> -<span class="sourceLineNo">342</span> User user, final long readPoint) throws IOException {<a name="line.342"></a> -<span class="sourceLineNo">343</span> if (store.getCoprocessorHost() == null) {<a name="line.343"></a> -<span class="sourceLineNo">344</span> return null;<a name="line.344"></a> -<span class="sourceLineNo">345</span> }<a name="line.345"></a> -<span class="sourceLineNo">346</span> return store.getCoprocessorHost().preCompactScannerOpen(store, scanners, scanType,<a name="line.346"></a> -<span class="sourceLineNo">347</span> earliestPutTs, request, user, readPoint);<a name="line.347"></a> -<span class="sourceLineNo">348</span> }<a name="line.348"></a> -<span class="sourceLineNo">349</span><a name="line.349"></a> -<span class="sourceLineNo">350</span> /**<a name="line.350"></a> -<span class="sourceLineNo">351</span> * Calls coprocessor, if any, to create scanners - after normal scanner creation.<a name="line.351"></a> -<span class="sourceLineNo">352</span> * @param request Compaction request.<a name="line.352"></a> -<span class="sourceLineNo">353</span> * @param scanType Scan type.<a name="line.353"></a> -<span class="sourceLineNo">354</span> * @param scanner The default scanner created for compaction.<a name="line.354"></a> -<span class="sourceLineNo">355</span> * @return Scanner scanner to use (usually the default); null if compaction should not proceed.<a name="line.355"></a> -<span class="sourceLineNo">356</span> */<a name="line.356"></a> -<span class="sourceLineNo">357</span> protected InternalScanner postCreateCoprocScanner(final CompactionRequest request,<a name="line.357"></a> -<span class="sourceLineNo">358</span> final ScanType scanType, final InternalScanner scanner, User user) throws IOException {<a name="line.358"></a> -<span class="sourceLineNo">359</span> if (store.getCoprocessorHost() == null) {<a name="line.359"></a> -<span class="sourceLineNo">360</span> return scanner;<a name="line.360"></a> -<span class="sourceLineNo">361</span> }<a name="line.361"></a> -<span class="sourceLineNo">362</span> return store.getCoprocessorHost().preCompact(store, scanner, scanType, request, user);<a name="line.362"></a> -<span class="sourceLineNo">363</span> }<a name="line.363"></a> -<span class="sourceLineNo">364</span><a name="line.364"></a> -<span class="sourceLineNo">365</span> /**<a name="line.365"></a> -<span class="sourceLineNo">366</span> * Performs the compaction.<a name="line.366"></a> -<span class="sourceLineNo">367</span> * @param fd FileDetails of cell sink writer<a name="line.367"></a> -<span class="sourceLineNo">368</span> * @param scanner Where to read from.<a name="line.368"></a> -<span class="sourceLineNo">369</span> * @param writer Where to write to.<a name="line.369"></a> -<span class="sourceLineNo">370</span> * @param smallestReadPoint Smallest read point.<a name="line.370"></a> -<span class="sourceLineNo">371</span> * @param cleanSeqId When true, remove seqId(used to be mvcc) value which is &lt;=<a name="line.371"></a> -<span class="sourceLineNo">372</span> * smallestReadPoint<a name="line.372"></a> -<span class="sourceLineNo">373</span> * @param major Is a major compaction.<a name="line.373"></a> -<span class="sourceLineNo">374</span> * @param numofFilesToCompact the number of files to compact<a name="line.374"></a> -<span class="sourceLineNo">375</span> * @return Whether compaction ended; false if it was interrupted for some reason.<a name="line.375"></a> -<span class="sourceLineNo">376</span> */<a name="line.376"></a> -<span class="sourceLineNo">377</span> protected boolean performCompaction(FileDetails fd, InternalScanner scanner, CellSink writer,<a name="line.377"></a> -<span class="sourceLineNo">378</span> long smallestReadPoint, boolean cleanSeqId, ThroughputController throughputController,<a name="line.378"></a> -<span class="sourceLineNo">379</span> boolean major, int numofFilesToCompact) throws IOException {<a name="line.379"></a> -<span class="sourceLineNo">380</span> assert writer instanceof ShipperListener;<a name="line.380"></a> -<span class="sourceLineNo">381</span> long bytesWrittenProgressForCloseCheck = 0;<a name="line.381"></a> -<span class="sourceLineNo">382</span> long bytesWrittenProgressForLog = 0;<a name="line.382"></a> -<span class="sourceLineNo">383</span> long bytesWrittenProgressForShippedCall = 0;<a name="line.383"></a> -<span class="sourceLineNo">384</span> // Since scanner.next() can return 'false' but still be delivering data,<a name="line.384"></a> -<span class="sourceLineNo">385</span> // we have to use a do/while loop.<a name="line.385"></a> -<span class="sourceLineNo">386</span> List<Cell> cells = new ArrayList<>();<a name="line.386"></a> -<span class="sourceLineNo">387</span> long closeCheckSizeLimit = HStore.getCloseCheckInterval();<a name="line.387"></a> -<span class="sourceLineNo">388</span> long lastMillis = 0;<a name="line.388"></a> -<span class="sourceLineNo">389</span> if (LOG.isDebugEnabled()) {<a name="line.389"></a> -<span class="sourceLineNo">390</span> lastMillis = EnvironmentEdgeManager.currentTime();<a name="line.390"></a> -<span class="sourceLineNo">391</span> }<a name="line.391"></a> -<span class="sourceLineNo">392</span> String compactionName = ThroughputControlUtil.getNameForThrottling(store, "compaction");<a name="line.392"></a> -<span class="sourceLineNo">393</span> long now = 0;<a name="line.393"></a> -<span class="sourceLineNo">394</span> boolean hasMore;<a name="line.394"></a> -<span class="sourceLineNo">395</span> ScannerContext scannerContext =<a name="line.395"></a> -<span class="sourceLineNo">396</span> ScannerContext.newBuilder().setBatchLimit(compactionKVMax).build();<a name="line.396"></a> -<span class="sourceLineNo">397</span><a name="line.397"></a> -<span class="sourceLineNo">398</span> throughputController.start(compactionName);<a name="line.398"></a> -<span class="sourceLineNo">399</span> KeyValueScanner kvs = (scanner instanceof KeyValueScanner)? (KeyValueScanner)scanner : null;<a name="line.399"></a> -<span class="sourceLineNo">400</span> long shippedCallSizeLimit = (long) numofFilesToCompact * this.store.getColumnFamilyDescriptor().getBlocksize();<a name="line.400"></a> -<span class="sourceLineNo">401</span> try {<a name="line.401"></a> -<span class="sourceLineNo">402</span> do {<a name="line.402"></a> -<span class="sourceLineNo">403</span> hasMore = scanner.next(cells, scannerContext);<a name="line.403"></a> -<span class="sourceLineNo">404</span> if (LOG.isDebugEnabled()) {<a name="line.404"></a> -<span class="sourceLineNo">405</span> now = EnvironmentEdgeManager.currentTime();<a name="line.405"></a> -<span class="sourceLineNo">406</span> }<a name="line.406"></a> -<span class="sourceLineNo">407</span> // output to writer:<a name="line.407"></a> -<span class="sourceLineNo">408</span> Cell lastCleanCell = null;<a name="line.408"></a> -<span class="sourceLineNo">409</span> long lastCleanCellSeqId = 0;<a name="line.409"></a> -<span class="sourceLineNo">410</span> for (Cell c : cells) {<a name="line.410"></a> -<span class="sourceLineNo">411</span> if (cleanSeqId && c.getSequenceId() <= smallestReadPoint) {<a name="line.411"></a> -<span class="sourceLineNo">412</span> lastCleanCell = c;<a name="line.412"></a> -<span class="sourceLineNo">413</span> lastCleanCellSeqId = c.getSequenceId();<a name="line.413"></a> -<span class="sourceLineNo">414</span> CellUtil.setSequenceId(c, 0);<a name="line.414"></a> -<span class="sourceLineNo">415</span> } else {<a name="line.415"></a> -<span class="sourceLineNo">416</span> lastCleanCell = null;<a name="line.416"></a> -<span class="sourceLineNo">417</span> lastCleanCellSeqId = 0;<a name="line.417"></a> -<span class="sourceLineNo">418</span> }<a name="line.418"></a> -<span class="sourceLineNo">419</span> writer.append(c);<a name="line.419"></a> -<span class="sourceLineNo">420</span> int len = KeyValueUtil.length(c);<a name="line.420"></a> -<span class="sourceLineNo">421</span> ++progress.currentCompactedKVs;<a name="line.421"></a> -<span class="sourceLineNo">422</span> progress.totalCompactedSize += len;<a name="line.422"></a> -<span class="sourceLineNo">423</span> bytesWrittenProgressForShippedCall += len;<a name="line.423"></a> -<span class="sourceLineNo">424</span> if (LOG.isDebugEnabled()) {<a name="line.424"></a> -<span class="sourceLineNo">425</span> bytesWrittenProgressForLog += len;<a name="line.425"></a> -<span class="sourceLineNo">426</span> }<a name="line.426"></a> -<span class="sourceLineNo">427</span> throughputController.control(compactionName, len);<a name="line.427"></a> -<span class="sourceLineNo">428</span> // check periodically to see if a system stop is requested<a name="line.428"></a> -<span class="sourceLineNo">429</span> if (closeCheckSizeLimit > 0) {<a name="line.429"></a> -<span class="sourceLineNo">430</span> bytesWrittenProgressForCloseCheck += len;<a name="line.430"></a> -<span class="sourceLineNo">431</span> if (bytesWrittenProgressForCloseCheck > closeCheckSizeLimit) {<a name="line.431"></a> -<span class="sourceLineNo">432</span> bytesWrittenProgressForCloseCheck = 0;<a name="line.432"></a> -<span class="sourceLineNo">433</span> if (!store.areWritesEnabled()) {<a name="line.433"></a> -<span class="sourceLineNo">434</span> progress.cancel();<a name="line.434"></a> -<span class="sourceLineNo">435</span> return false;<a name="line.435"></a> -<span class="sourceLineNo">436</span> }<a name="line.436"></a> -<span class="sourceLineNo">437</span> }<a name="line.437"></a> -<span class="sourceLineNo">438</span> }<a name="line.438"></a> -<span class="sourceLineNo">439</span> if (kvs != null && bytesWrittenProgressForShippedCall > shippedCallSizeLimit) {<a name="line.439"></a> -<span class="sourceLineNo">440</span> if (lastCleanCell != null) {<a name="line.440"></a> -<span class="sourceLineNo">441</span> // HBASE-16931, set back sequence id to avoid affecting scan order unexpectedly.<a name="line.441"></a> -<span class="sourceLineNo">442</span> // ShipperListener will do a clone of the last cells it refer, so need to set back<a name="line.442"></a> -<span class="sourceLineNo">443</span> // sequence id before ShipperListener.beforeShipped<a name="line.443"></a> -<span class="sourceLineNo">444</span> CellUtil.setSequenceId(lastCleanCell, lastCleanCellSeqId);<a name="line.444"></a> -<span class="sourceLineNo">445</span> }<a name="line.445"></a> -<span class="sourceLineNo">446</span> // Clone the cells that are in the writer so that they are freed of references,<a name="line.446"></a> -<span class="sourceLineNo">447</span> // if they are holding any.<a name="line.447"></a> -<span class="sourceLineNo">448</span> ((ShipperListener)writer).beforeShipped();<a name="line.448"></a> -<span class="sourceLineNo">449</span> // The SHARED block references, being read for compaction, will be kept in prevBlocks<a name="line.449"></a> -<span class="sourceLineNo">450</span> // list(See HFileScannerImpl#prevBlocks). 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lastMillis) >= COMPACTION_PROGRESS_LOG_INTERVAL) {<a name="line.466"></a> -<span class="sourceLineNo">467</span> LOG.debug("Compaction progress: "<a name="line.467"></a> -<span class="sourceLineNo">468</span> + compactionName<a name="line.468"></a> -<span class="sourceLineNo">469</span> + " "<a name="line.469"></a> -<span class="sourceLineNo">470</span> + progress<a name="line.470"></a> -<span class="sourceLineNo">471</span> + String.format(", rate=%.2f kB/sec", (bytesWrittenProgressForLog / 1024.0)<a name="line.471"></a> -<span class="sourceLineNo">472</span> / ((now - lastMillis) / 1000.0)) + ", throughputController is "<a name="line.472"></a> -<span class="sourceLineNo">473</span> + throughputController);<a name="line.473"></a> -<span class="sourceLineNo">474</span> lastMillis = now;<a name="line.474"></a> -<span class="sourceLineNo">475</span> bytesWrittenProgressForLog = 0;<a name="line.475"></a> -<span class="sourceLineNo">476</span> }<a name="line.476"></a> -<span class="sourceLineNo">477</span> }<a name="line.477"></a> -<span class="sourceLineNo">478</span> cells.clear();<a name="line.478"></a> -<span class="sourceLineNo">479</span> } while (hasMore);<a name="line.479"></a> -<span class="sourceLineNo">480</span> } catch (InterruptedException e) {<a name="line.480"></a> -<span class="sourceLineNo">481</span> progress.cancel();<a name="line.481"></a> -<span class="sourceLineNo">482</span> throw new InterruptedIOException("Interrupted while control throughput of compacting "<a name="line.482"></a> -<span class="sourceLineNo">483</span> + compactionName);<a name="line.483"></a> -<span class="sourceLineNo">484</span> } finally {<a name="line.484"></a> -<span class="sourceLineNo">485</span> throughputController.finish(compactionName);<a name="line.485"></a> -<span class="sourceLineNo">486</span> }<a name="line.486"></a> -<span class="sourceLineNo">487</span> progress.complete();<a name="line.487"></a> -<span class="sourceLineNo">488</span> return true;<a name="line.488"></a> -<span class="sourceLineNo">489</span> }<a name="line.489"></a> -<span class="sourceLineNo">490</span><a name="line.490"></a> -<span class="sourceLineNo">491</span> /**<a name="line.491"></a> -<span class="sourceLineNo">492</span> * @param store store<a name="line.492"></a> -<span class="sourceLineNo">493</span> * @param scanners Store file scanners.<a name="line.493"></a> -<span class="sourceLineNo">494</span> * @param scanType Scan type.<a name="line.494"></a> -<span class="sourceLineNo">495</span> * @param smallestReadPoint Smallest MVCC read point.<a name="line.495"></a> -<span class="sourceLineNo">496</span> * @param earliestPutTs Earliest put across all files.<a name="line.496"></a> -<span class="sourceLineNo">497</span> * @return A compaction scanner.<a name="line.497"></a> -<span class="sourceLineNo">498</span> */<a name="line.498"></a> -<span class="sourceLineNo">499</span> protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,<a name="line.499"></a> -<span class="sourceLineNo">500</span> ScanType scanType, long smallestReadPoint, long earliestPutTs) throws IOException {<a name="line.500"></a> -<span class="sourceLineNo">501</span> Scan scan = new Scan();<a name="line.501"></a> -<span class="sourceLineNo">502</span> scan.setMaxVersions(store.getColumnFamilyDescriptor().getMaxVersions());<a name="line.502"></a> -<span class="sourceLineNo">503</span> return new StoreScanner(store, store.getScanInfo(), scan, scanners,<a name="line.503"></a> -<span class="sourceLineNo">504</span> scanType, smallestReadPoint, earliestPutTs);<a name="line.504"></a> -<span class="sourceLineNo">505</span> }<a name="line.505"></a> -<span class="sourceLineNo">506</span><a name="line.506"></a> -<span class="sourceLineNo">507</span> /**<a name="line.507"></a> -<span class="sourceLineNo">508</span> * @param store The store.<a name="line.508"></a> -<span class="sourceLineNo">509</span> * @param scanners Store file scanners.<a name="line.509"></a> -<span class="sourceLineNo">510</span> * @param smallestReadPoint Smallest MVCC read point.<a name="line.510"></a> -<span class="sourceLineNo">511</span> * @param earliestPutTs Earliest put across all files.<a name="line.511"></a> -<span class="sourceLineNo">512</span> * @param dropDeletesFromRow Drop deletes starting with this row, inclusive. 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Can be null.<a name="line.513"></a> -<span class="sourceLineNo">514</span> * @return A compaction scanner.<a name="line.514"></a> -<span class="sourceLineNo">515</span> */<a name="line.515"></a> -<span class="sourceLineNo">516</span> protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,<a name="line.516"></a> -<span class="sourceLineNo">517</span> long smallestReadPoint, long earliestPutTs, byte[] dropDeletesFromRow,<a name="line.517"></a> -<span class="sourceLineNo">518</span> byte[] dropDeletesToRow) throws IOException {<a name="line.518"></a> -<span class="sourceLineNo">519</span> Scan scan = new Scan();<a name="line.519"></a> -<span class="sourceLineNo">520</span> scan.setMaxVersions(store.getColumnFamilyDescriptor().getMaxVersions());<a name="line.520"></a> -<span class="sourceLineNo">521</span> return new StoreScanner(store, store.getScanInfo(), scan, scanners, smallestReadPoint,<a name="line.521"></a> -<span class="sourceLineNo">522</span> earliestPutTs, dropDeletesFromRow, dropDeletesToRow);<a name="line.522"></a> -<span class="sourceLineNo">523</span> }<a name="line.523"></a> -<span class="sourceLineNo">524</span>}<a name="line.524"></a> +<span class="sourceLineNo">303</span> if (fd.minSeqIdToKeep > 0 && !store.getColumnFamilyDescriptor().isNewVersionBehavior()) {<a name="line.303"></a> +<span class="sourceLineNo">304</span> // For mvcc-sensitive family, we never set mvcc to 0.<a name="line.304"></a> +<span class="sourceLineNo">305</span> smallestReadPoint = Math.min(fd.minSeqIdToKeep, smallestReadPoint);<a name="line.305"></a> +<span class="sourceLineNo">306</span> cleanSeqId = true;<a name="line.306"></a> +<span class="sourceLineNo">307</span> }<a name="line.307"></a> +<span class="sourceLineNo">308</span> writer = sinkFactory.createWriter(scanner, fd, dropCache);<a name="line.308"></a> +<span class="sourceLineNo">309</span> finished = performCompaction(fd, scanner, writer, smallestReadPoint, cleanSeqId,<a name="line.309"></a> +<span class="sourceLineNo">310</span> throughputController, request.isAllFiles(), request.getFiles().size());<a name="line.310"></a> +<span class="sourceLineNo">311</span> if (!finished) {<a name="line.311"></a> +<span class="sourceLineNo">312</span> throw new InterruptedIOException("Aborting compaction of store " + store + " in region "<a name="line.312"></a> +<span class="sourceLineNo">313</span> + store.getRegionInfo().getRegionNameAsString() + " because it was interrupted.");<a name="line.313"></a> +<span class="sourceLineNo">314</span> }<a name="line.314"></a> +<span class="sourceLineNo">315</span> } finally {<a name="line.315"></a> +<span class="sourceLineNo">316</span> Closeables.close(scanner, true);<a name="line.316"></a> +<span class="sourceLineNo">317</span> if (!finished && writer != null) {<a name="line.317"></a> +<span class="sourceLineNo">318</span> abortWriter(writer);<a name="line.318"></a> +<span class="sourceLineNo">319</span> }<a name="line.319"></a> +<span class="sourceLineNo">320</span> }<a name="line.320"></a> +<span class="sourceLineNo">321</span> assert finished : "We should have exited the method on all error paths";<a name="line.321"></a> +<span class="sourceLineNo">322</span> assert writer != null : "Writer should be non-null if no error";<a name="line.322"></a> +<span class="sourceLineNo">323</span> return commitWriter(writer, fd, request);<a name="line.323"></a> +<span class="sourceLineNo">324</span> }<a name="line.324"></a> +<span class="sourceLineNo">325</span><a name="line.325"></a> +<span class="sourceLineNo">326</span> protected abstract List<Path> commitWriter(T writer, FileDetails fd, CompactionRequest request)<a name="line.326"></a> +<span class="sourceLineNo">327</span> throws IOException;<a name="line.327"></a> +<span class="sourceLineNo">328</span><a name="line.328"></a> +<span class="sourceLineNo">329</span> protected abstract void abortWriter(T writer) throws IOException;<a name="line.329"></a> +<span class="sourceLineNo">330</span><a name="line.330"></a> +<span class="sourceLineNo">331</span> /**<a name="line.331"></a> +<span class="sourceLineNo">332</span> * Calls coprocessor, if any, to create compaction scanner - before normal scanner creation.<a name="line.332"></a> +<span class="sourceLineNo">333</span> * @param request Compaction request.<a name="line.333"></a> +<span class="sourceLineNo">334</span> * @param scanType Scan type.<a name="line.334"></a> +<span class="sourceLineNo">335</span> * @param earliestPutTs Earliest put ts.<a name="line.335"></a> +<span class="sourceLineNo">336</span> * @param scanners File scanners for compaction files.<a name="line.336"></a> +<span class="sourceLineNo">337</span> * @param user the User<a name="line.337"></a> +<span class="sourceLineNo">338</span> * @param readPoint the read point to help create scanner by Coprocessor if required.<a name="line.338"></a> +<span class="sourceLineNo">339</span> * @return Scanner override by coprocessor; null if not overriding.<a name="line.339"></a> +<span class="sourceLineNo">340</span> */<a name="line.340"></a> +<span class="sourceLineNo">341</span> protected InternalScanner preCreateCoprocScanner(final CompactionRequest request,<a name="line.341"></a> +<span class="sourceLineNo">342</span> final ScanType scanType, final long earliestPutTs, final List<StoreFileScanner> scanners,<a name="line.342"></a> +<span class="sourceLineNo">343</span> User user, final long readPoint) throws IOException {<a name="line.343"></a> +<span class="sourceLineNo">344</span> if (store.getCoprocessorHost() == null) {<a name="line.344"></a> +<span class="sourceLineNo">345</span> return null;<a name="line.345"></a> +<span class="sourceLineNo">346</span> }<a name="line.346"></a> +<span class="sourceLineNo">347</span> return store.getCoprocessorHost().preCompactScannerOpen(store, scanners, scanType,<a name="line.347"></a> +<span class="sourceLineNo">348</span> earliestPutTs, request, user, readPoint);<a name="line.348"></a> +<span class="sourceLineNo">349</span> }<a name="line.349"></a> +<span class="sourceLineNo">350</span><a name="line.350"></a> +<span class="sourceLineNo">351</span> /**<a name="line.351"></a> +<span class="sourceLineNo">352</span> * Calls coprocessor, if any, to create scanners - after normal scanner creation.<a name="line.352"></a> +<span class="sourceLineNo">353</span> * @param request Compaction request.<a name="line.353"></a> +<span class="sourceLineNo">354</span> * @param scanType Scan type.<a name="line.354"></a> +<span class="sourceLineNo">355</span> * @param scanner The default scanner created for compaction.<a name="line.355"></a> +<span class="sourceLineNo">356</span> * @return Scanner scanner to use (usually the default); null if compaction should not proceed.<a name="line.356"></a> +<span class="sourceLineNo">357</span> */<a name="line.357"></a> +<span class="sourceLineNo">358</span> protected InternalScanner postCreateCoprocScanner(final CompactionRequest request,<a name="line.358"></a> +<span class="sourceLineNo">359</span> final ScanType scanType, final InternalScanner scanner, User user) throws IOException {<a name="line.359"></a> +<span class="sourceLineNo">360</span> if (store.getCoprocessorHost() == null) {<a name="line.360"></a> +<span class="sourceLineNo">361</span> return scanner;<a name="line.361"></a> +<span class="sourceLineNo">362</span> }<a name="line.362"></a> +<span class="sourceLineNo">363</span> return store.getCoprocessorHost().preCompact(store, scanner, scanType, request, user);<a name="line.363"></a> +<span class="sourceLineNo">364</span> }<a name="line.364"></a> +<span class="sourceLineNo">365</span><a name="line.365"></a> +<span class="sourceLineNo">366</span> /**<a name="line.366"></a> +<span class="sourceLineNo">367</span> * Performs the compaction.<a name="line.367"></a> +<span class="sourceLineNo">368</span> * @param fd FileDetails of cell sink writer<a name="line.368"></a> +<span class="sourceLineNo">369</span> * @param scanner Where to read from.<a name="line.369"></a> +<span class="sourceLineNo">370</span> * @param writer Where to write to.<a name="line.370"></a> +<span class="sourceLineNo">371</span> * @param smallestReadPoint Smallest read point.<a name="line.371"></a> +<span class="sourceLineNo">372</span> * @param cleanSeqId When true, remove seqId(used to be mvcc) value which is &lt;=<a name="line.372"></a> +<span class="sourceLineNo">373</span> * smallestReadPoint<a name="line.373"></a> +<span class="sourceLineNo">374</span> * @param major Is a major compaction.<a name="line.374"></a> +<span class="sourceLineNo">375</span> * @param numofFilesToCompact the number of files to compact<a name="line.375"></a> +<span class="sourceLineNo">376</span> * @return Whether compaction ended; false if it was interrupted for some reason.<a name="line.376"></a> +<span class="sourceLineNo">377</span> */<a name="line.377"></a> +<span class="sourceLineNo">378</span> protected boolean performCompaction(FileDetails fd, InternalScanner scanner, CellSink writer,<a name="line.378"></a> +<span class="sourceLineNo">379</span> long smallestReadPoint, boolean cleanSeqId, ThroughputController throughputController,<a name="line.379"></a> +<span class="sourceLineNo">380</span> boolean major, int numofFilesToCompact) throws IOException {<a name="line.380"></a> +<span class="sourceLineNo">381</span> assert writer instanceof ShipperListener;<a name="line.381"></a> +<span class="sourceLineNo">382</span> long bytesWrittenProgressForCloseCheck = 0;<a name="line.382"></a> +<span class="sourceLineNo">383</span> long bytesWrittenProgressForLog = 0;<a name="line.383"></a> +<span class="sourceLineNo">384</span> long bytesWrittenProgressForShippedCall = 0;<a name="line.384"></a> +<span class="sourceLineNo">385</span> // Since scanner.next() can return 'false' but still be delivering data,<a name="line.385"></a> +<span class="sourceLineNo">386</span> // we have to use a do/while loop.<a name="line.386"></a> +<span class="sourceLineNo">387</span> List<Cell> cells = new ArrayList<>();<a name="line.387"></a> +<span class="sourceLineNo">388</span> long closeCheckSizeLimit = HStore.getCloseCheckInterval();<a name="line.388"></a> +<span class="sourceLineNo">389</span> long lastMillis = 0;<a name="line.389"></a> +<span class="sourceLineNo">390</span> if (LOG.isDebugEnabled()) {<a name="line.390"></a> +<span class="sourceLineNo">391</span> lastMillis = EnvironmentEdgeManager.currentTime();<a name="line.391"></a> +<span class="sourceLineNo">392</span> }<a name="line.392"></a> +<span class="sourceLineNo">393</span> String compactionName = ThroughputControlUtil.getNameForThrottling(store, "compaction");<a name="line.393"></a> +<span class="sourceLineNo">394</span> long now = 0;<a name="line.394"></a> +<span class="sourceLineNo">395</span> boolean hasMore;<a name="line.395"></a> +<span class="sourceLineNo">396</span> ScannerContext scannerContext =<a name="line.396"></a> +<span class="sourceLineNo">397</span> ScannerContext.newBuilder().setBatchLimit(compactionKVMax).build();<a name="line.397"></a> +<span class="sourceLineNo">398</span><a name="line.398"></a> +<span class="sourceLineNo">399</span> throughputController.start(compactionName);<a name="line.399"></a> +<span class="sourceLineNo">400</span> KeyValueScanner kvs = (scanner instanceof KeyValueScanner)? (KeyValueScanner)scanner : null;<a name="line.400"></a> +<span class="sourceLineNo">401</span> long shippedCallSizeLimit = (long) numofFilesToCompact * this.store.getColumnFamilyDescriptor().getBlocksize();<a name="line.401"></a> +<span class="sourceLineNo">402</span> try {<a name="line.402"></a> +<span class="sourceLineNo">403</span> do {<a name="line.403"></a> +<span class="sourceLineNo">404</span> hasMore = scanner.next(cells, scannerContext);<a name="line.404"></a> +<span class="sourceLineNo">405</span> if (LOG.isDebugEnabled()) {<a name="line.405"></a> +<span class="sourceLineNo">406</span> now = EnvironmentEdgeManager.currentTime();<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span> // output to writer:<a name="line.408"></a> +<span class="sourceLineNo">409</span> Cell lastCleanCell = null;<a name="line.409"></a> +<span class="sourceLineNo">410</span> long lastCleanCellSeqId = 0;<a name="line.410"></a> +<span class="sourceLineNo">411</span> for (Cell c : cells) {<a name="line.411"></a> +<span class="sourceLineNo">412</span> if (cleanSeqId && c.getSequenceId() <= smallestReadPoint) {<a name="line.412"></a> +<span class="sourceLineNo">413</span> lastCleanCell = c;<a name="line.413"></a> +<span class="sourceLineNo">414</span> lastCleanCellSeqId = c.getSequenceId();<a name="line.414"></a> +<span class="sourceLineNo">415</span> CellUtil.setSequenceId(c, 0);<a name="line.415"></a> +<span class="sourceLineNo">416</span> } else {<a name="line.416"></a> +<span class="sourceLineNo">417</span> lastCleanCell = null;<a name="line.417"></a> +<span class="sourceLineNo">418</span> lastCleanCellSeqId = 0;<a name="line.418"></a> +<span class="sourceLineNo">419</span> }<a name="line.419"></a> +<span class="sourceLineNo">420</span> writer.append(c);<a name="line.420"></a> +<span class="sourceLineNo">421</span> int len = KeyValueUtil.length(c);<a name="line.421"></a> +<span class="sourceLineNo">422</span> ++progress.currentCompactedKVs;<a name="line.422"></a> +<span class="sourceLineNo">423</span> progress.totalCompactedSize += len;<a name="line.423"></a> +<span class="sourceLineNo">424</span> bytesWrittenProgressForShippedCall += len;<a name="line.424"></a> +<span class="sourceLineNo">425</span> if (LOG.isDebugEnabled()) {<a name="line.425"></a> +<span class="sourceLineNo">426</span> bytesWrittenProgressForLog += len;<a name="line.426"></a> +<span class="sourceLineNo">427</span> }<a name="line.427"></a> +<span class="sourceLineNo">428</span> throughputController.control(compactionName, len);<a name="line.428"></a> +<span class="sourceLineNo">429</span> // check periodically to see if a system stop is requested<a name="line.429"></a> +<span class="sourceLineNo">430</span> if (closeCheckSizeLimit > 0) {<a name="line.430"></a> +<span class="sourceLineNo">431</span> bytesWrittenProgressForCloseCheck += len;<a name="line.431"></a> +<span class="sourceLineNo">432</span> if (bytesWrittenProgressForCloseCheck > closeCheckSizeLimit) {<a name="line.432"></a> +<span class="sourceLineNo">433</span> bytesWrittenProgressForCloseCheck = 0;<a name="line.433"></a> +<span class="sourceLineNo">434</span> if (!store.areWritesEnabled()) {<a name="line.434"></a> +<span class="sourceLineNo">435</span> progress.cancel();<a name="line.435"></a> +<span class="sourceLineNo">436</span> return false;<a name="line.436"></a> +<span class="sourceLineNo">437</span> }<a name="line.437"></a> +<span class="sourceLineNo">438</span> }<a name="line.438"></a> +<span class="sourceLineNo">439</span> }<a name="line.439"></a> +<span class="sourceLineNo">440</span> if (kvs != null && bytesWrittenProgressForShippedCall > shippedCallSizeLimit) {<a name="line.440"></a> +<span class="sourceLineNo">441</span> if (lastCleanCell != null) {<a name="line.441"></a> +<span class="sourceLineNo">442</span> // HBASE-16931, set back sequence id to avoid affecting scan order unexpectedly.<a name="line.442"></a> +<span class="sourceLineNo">443</span> // ShipperListener will do a clone of the last cells it refer, so need to set back<a name="line.443"></a> +<span class="sourceLineNo">444</span> // sequence id before ShipperListener.beforeShipped<a name="line.444"></a> +<span class="sourceLineNo">445</span> CellUtil.setSequenceId(lastCleanCell, lastCleanCellSeqId);<a name="line.445"></a> +<span class="sourceLineNo">446</span> }<a name="line.446"></a> +<span class="sourceLineNo">447</span> // Clone the cells that are in the writer so that they are freed of references,<a name="line.447"></a> +<span class="sourceLineNo">448</span> // if they are holding any.<a name="line.448"></a> +<span class="sourceLineNo">449</span> ((ShipperListener)writer).beforeShipped();<a name="line.449"></a> +<span class="sourceLineNo">450</span> // The SHARED block references, being read for compaction, will be kept in prevBlocks<a name="line.450"></a> +<span class="sourceLineNo">451</span> // list(See HFileScannerImpl#prevBlocks). In case of scan flow, after each set of cells<a name="line.451"></a> +<span class="sourceLineNo">452</span> // being returned to client, we will call shipped() which can clear this list. Here by<a name="line.452"></a> +<span class="sourceLineNo">453</span> // we are doing the similar thing. In between the compaction (after every N cells<a name="line.453"></a> +<span class="sourceLineNo">454</span> // written with collective size of 'shippedCallSizeLimit') we will call shipped which<a name="line.454"></a> +<span class="sourceLineNo">455</span> // may clear prevBlocks list.<a name="line.455"></a> +<span class="sourceLineNo">456</span> kvs.shipped();<a name="line.456"></a> +<span class="sourceLineNo">457</span> bytesWrittenProgressForShippedCall = 0;<a name="line.457"></a> +<span class="sourceLineNo">458</span> }<a name="line.458"></a> +<span class="sourceLineNo">459</span> }<a name="line.459"></a> +<span class="sourceLineNo">460</span> if (lastCleanCell != null) {<a name="line.460"></a> +<span class="sourceLineNo">461</span> // HBASE-16931, set back sequence id to avoid affecting scan order unexpectedly<a name="line.461"></a> +<span class="sourceLineNo">462</span> CellUtil.setSequenceId(lastCleanCell, lastCleanCellSeqId);<a name="line.462"></a> +<span class="sourceLineNo">463</span> }<a name="line.463"></a> +<span class="sourceLineNo">464</span> // Log the progress of long running compactions every minute if<a name="line.464"></a> +<span class="sourceLineNo">465</span> // logging at DEBUG level<a name="line.465"></a> +<span class="sourceLineNo">466</span> if (LOG.isDebugEnabled()) {<a name="line.466"></a> +<span class="sourceLineNo">467</span> if ((now - lastMillis) >= COMPACTION_PROGRESS_LOG_INTERVAL) {<a name="line.467"></a> +<span class="sourceLineNo">468</span> LOG.debug("Compaction progress: "<a name="line.468"></a> +<span class="sourceLineNo">469</span> + compactionName<a name="line.469"></a> +<span class="sourceLineNo">470</span> + " "<a name="line.470"></a> +<span class="sourceLineNo">471</span> + progress<a name="line.471"></a> +<span class="sourceLineNo">472</span> + String.format(", rate=%.2f kB/sec", (bytesWrittenProgressForLog / 1024.0)<a name="line.472"></a> +<span class="sourceLineNo">473</span> / ((now - lastMillis) / 1000.0)) + ", throughputController is "<a name="line.473"></a> +<span class="sourceLineNo">474</span> + throughputController);<a name="line.474"></a> +<span class="sourceLineNo">475</span> lastMillis = now;<a name="line.475"></a> +<span class="sourceLineNo">476</span> bytesWrittenProgressForLog = 0;<a name="line.476"></a> +<span class="sourceLineNo">477</span> }<a name="line.477"></a> +<span class="sourceLineNo">478</span> }<a name="line.478"></a> +<span class="sourceLineNo">479</span> cells.clear();<a name="line.479"></a> +<span class="sourceLineNo">480</span> } while (hasMore);<a name="line.480"></a> +<span class="sourceLineNo">481</span> } catch (InterruptedException e) {<a name="line.481"></a> +<span class="sourceLineNo">482</span> progress.cancel();<a name="line.482"></a> +<span class="sourceLineNo">483</span> throw new InterruptedIOException("Interrupted while control throughput of compacting "<a name="line.483"></a> +<span class="sourceLineNo">484</span> + compactionName);<a name="line.484"></a> +<span class="sourceLineNo">485</span> } finally {<a name="line.485"></a> +<span class="sourceLineNo">486</span> throughputController.finish(compactionName);<a name="line.486"></a> +<span class="sourceLineNo">487</span> }<a name="line.487"></a> +<span class="sourceLineNo">488</span> progress.complete();<a name="line.488"></a> +<span class="sourceLineNo">489</span> return true;<a name="line.489"></a> +<span class="sourceLineNo">490</span> }<a name="line.490"></a> +<span class="sourceLineNo">491</span><a name="line.491"></a> +<span class="sourceLineNo">492</span> /**<a name="line.492"></a> +<span class="sourceLineNo">493</span> * @param store store<a name="line.493"></a> +<span class="sourceLineNo">494</span> * @param scanners Store file scanners.<a name="line.494"></a> +<span class="sourceLineNo">495</span> * @param scanType Scan type.<a name="line.495"></a> +<span class="sourceLineNo">496</span> * @param smallestReadPoint Smallest MVCC read point.<a name="line.496"></a> +<span class="sourceLineNo">497</span> * @param earliestPutTs Earliest put across all files.<a name="line.497"></a> +<span class="sourceLineNo">498</span> * @return A compaction scanner.<a name="line.498"></a> +<span class="sourceLineNo">499</span> */<a name="line.499"></a> +<span class="sourceLineNo">500</span> protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,<a name="line.500"></a> +<span class="sourceLineNo">501</span> ScanType scanType, long smallestReadPoint, long earliestPutTs) throws IOException {<a name="line.501"></a> +<span class="sourceLineNo">502</span> Scan scan = new Scan();<a name="line.502"></a> +<span class="sourceLineNo">503</span> scan.setMaxVersions(store.getColumnFamilyDescriptor().getMaxVersions());<a name="line.503"></a> +<span class="sourceLineNo">504</span> return new StoreScanner(store, store.getScanInfo(), scan, scanners,<a name="line.504"></a> +<span class="sourceLineNo">505</span> scanType, smallestReadPoint, earliestPutTs);<a name="line.505"></a> +<span class="sourceLineNo">506</span> }<a name="line.506"></a> +<span class="sourceLineNo">507</span><a name="line.507"></a> +<span class="sourceLineNo">508</span> /**<a name="line.508"></a> +<span class="sourceLineNo">509</span> * @param store The store.<a name="line.509"></a> +<span class="sourceLineNo">510</span> * @param scanners Store file scanners.<a name="line.510"></a> +<span class="sourceLineNo">511</span> * @param smallestReadPoint Smallest MVCC read point.<a name="line.511"></a> +<span class="sourceLineNo">512</span> * @param earliestPutTs Earliest put across all files.<a name="line.512"></a> +<span class="sourceLineNo">513</span> * @param dropDeletesFromRow Drop deletes starting with this row, inclusive. Can be null.<a name="line.513"></a> +<span class="sourceLineNo">514</span> * @param dropDeletesToRow Drop deletes ending with this row, exclusive. Can be null.<a name="line.514"></a> +<span class="sourceLineNo">515</span> * @return A compaction scanner.<a name="line.515"></a> +<span class="sourceLineNo">516</span> */<a name="line.516"></a> +<span class="sourceLineNo">517</span> protected InternalScanner createScanner(Store store, List<StoreFileScanner> scanners,<a name="line.517"></a> +<span class="sourceLineNo">518</span> long smallestReadPoint, long earliestPutTs, byte[] dropDeletesFromRow,<a name="line.518"></a> +<span class="sourceLineNo">519</span> byte[] dropDeletesToRow) throws IOException {<a name="line.519"></a> +<span class="sourceLineNo">520</span> Scan scan = new Scan();<a name="line.520"></a> +<span class="sourceLineNo">521</span> scan.setMaxVersions(store.getColumnFamilyDescriptor().getMaxVersions());<a name="line.521"></a> +<span class="sourceLineNo">522</span> return new StoreScanner(store, store.getScanInfo(), scan, scanners, smallestReadPoint,<a name="line.522"></a> +<span class="sourceLineNo">523</span> earliestPutTs, dropDeletesFromRow, dropDeletesToRow);<a name="line.523"></a> +<span class="sourceLineNo">524</span> }<a name="line.524"></a> +<span class="sourceLineNo">525</span>}<a name="line.525"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/21766f4a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/FIFOCompactionPolicy.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/FIFOCompactionPolicy.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/FIFOCompactionPolicy.html index 6dcd012..2fc1078 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/FIFOCompactionPolicy.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/compactions/FIFOCompactionPolicy.html @@ -109,38 +109,36 @@ <span class="sourceLineNo">101</span> long currentTime = EnvironmentEdgeManager.currentTime();<a name="line.101"></a> <span class="sourceLineNo">102</span> for(StoreFile sf: files){<a name="line.102"></a> <span class="sourceLineNo">103</span> // Check MIN_VERSIONS is in HStore removeUnneededFiles<a name="line.103"></a> -<span class="sourceLineNo">104</span> Long maxTs = sf.getReader().getMaxTimestamp();<a name="line.104"></a> +<span class="sourceLineNo">104</span> long maxTs = sf.getReader().getMaxTimestamp();<a name="line.104"></a> <span class="sourceLineNo">105</span> long maxTtl = storeConfigInfo.getStoreFileTtl();<a name="line.105"></a> -<span class="sourceLineNo">106</span> if(maxTs == null <a name="line.106"></a> -<span class="sourceLineNo">107</span> || maxTtl == Long.MAX_VALUE<a name="line.107"></a> -<span class="sourceLineNo">108</span> || (currentTime - maxTtl < maxTs)){<a name="line.108"></a> -<span class="sourceLineNo">109</span> continue; <a name="line.109"></a> -<span class="sourceLineNo">110</span> } else{<a name="line.110"></a> -<span class="sourceLineNo">111</span> return true;<a name="line.111"></a> -<span class="sourceLineNo">112</span> }<a name="line.112"></a> -<span class="sourceLineNo">113</span> }<a name="line.113"></a> -<span class="sourceLineNo">114</span> return false;<a name="line.114"></a> -<span class="sourceLineNo">115</span> }<a name="line.115"></a> -<span class="sourceLineNo">116</span><a name="line.116"></a> -<span class="sourceLineNo">117</span> private Collection<StoreFile> getExpiredStores(Collection<StoreFile> files,<a name="line.117"></a> -<span class="sourceLineNo">118</span> Collection<StoreFile> filesCompacting) {<a name="line.118"></a> -<span class="sourceLineNo">119</span> long currentTime = EnvironmentEdgeManager.currentTime();<a name="line.119"></a> -<span class="sourceLineNo">120</span> Collection<StoreFile> expiredStores = new ArrayList<>();<a name="line.120"></a> -<span class="sourceLineNo">121</span> for(StoreFile sf: files){<a name="line.121"></a> -<span class="sourceLineNo">122</span> // Check MIN_VERSIONS is in HStore removeUnneededFiles<a name="line.122"></a> -<span class="sourceLineNo">123</span> Long maxTs = sf.getReader().getMaxTimestamp();<a name="line.123"></a> -<span class="sourceLineNo">124</span> long maxTtl = storeConfigInfo.getStoreFileTtl();<a name="line.124"></a> -<span class="sourceLineNo">125</span> if(maxTs == null <a name="line.125"></a> -<span class="sourceLineNo">126</span> || maxTtl == Long.MAX_VALUE<a name="line.126"></a> -<span class="sourceLineNo">127</span> || (currentTime - maxTtl < maxTs)){<a name="line.127"></a> -<span class="sourceLineNo">128</span> continue; <a name="line.128"></a> -<span class="sourceLineNo">129</span> } else if(filesCompacting == null || filesCompacting.contains(sf) == false){<a name="line.129"></a> -<span class="sourceLineNo">130</span> expiredStores.add(sf);<a name="line.130"></a> -<span class="sourceLineNo">131</span> }<a name="line.131"></a> -<span class="sourceLineNo">132</span> }<a name="line.132"></a> -<span class="sourceLineNo">133</span> return expiredStores;<a name="line.133"></a> -<span class="sourceLineNo">134</span> }<a name="line.134"></a> -<span class="sourceLineNo">135</span>}<a name="line.135"></a> +<span class="sourceLineNo">106</span> if (maxTtl == Long.MAX_VALUE<a name="line.106"></a> +<span class="sourceLineNo">107</span> || (currentTime - maxTtl < maxTs)){<a name="line.107"></a> +<span class="sourceLineNo">108</span> continue; <a name="line.108"></a> +<span class="sourceLineNo">109</span> } else{<a name="line.109"></a> +<span class="sourceLineNo">110</span> return true;<a name="line.110"></a> +<span class="sourceLineNo">111</span> }<a name="line.111"></a> +<span class="sourceLineNo">112</span> }<a name="line.112"></a> +<span class="sourceLineNo">113</span> return false;<a name="line.113"></a> +<span class="sourceLineNo">114</span> }<a name="line.114"></a> +<span class="sourceLineNo">115</span><a name="line.115"></a> +<span class="sourceLineNo">116</span> private Collection<StoreFile> getExpiredStores(Collection<StoreFile> files,<a name="line.116"></a> +<span class="sourceLineNo">117</span> Collection<StoreFile> filesCompacting) {<a name="line.117"></a> +<span class="sourceLineNo">118</span> long currentTime = EnvironmentEdgeManager.currentTime();<a name="line.118"></a> +<span class="sourceLineNo">119</span> Collection<StoreFile> expiredStores = new ArrayList<>();<a name="line.119"></a> +<span class="sourceLineNo">120</span> for(StoreFile sf: files){<a name="line.120"></a> +<span class="sourceLineNo">121</span> // Check MIN_VERSIONS is in HStore removeUnneededFiles<a name="line.121"></a> +<span class="sourceLineNo">122</span> long maxTs = sf.getReader().getMaxTimestamp();<a name="line.122"></a> +<span class="sourceLineNo">123</span> long maxTtl = storeConfigInfo.getStoreFileTtl();<a name="line.123"></a> +<span class="sourceLineNo">124</span> if (maxTtl == Long.MAX_VALUE<a name="line.124"></a> +<span class="sourceLineNo">125</span> || (currentTime - maxTtl < maxTs)){<a name="line.125"></a> +<span class="sourceLineNo">126</span> continue; <a name="line.126"></a> +<span class="sourceLineNo">127</span> } else if(filesCompacting == null || filesCompacting.contains(sf) == false){<a name="line.127"></a> +<span class="sourceLineNo">128</span> expiredStores.add(sf);<a name="line.128"></a> +<span class="sourceLineNo">129</span> }<a name="line.129"></a> +<span class="sourceLineNo">130</span> }<a name="line.130"></a> +<span class="sourceLineNo">131</span> return expiredStores;<a name="line.131"></a> +<span class="sourceLineNo">132</span> }<a name="line.132"></a> +<span class="sourceLineNo">133</span>}<a name="line.133"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/21766f4a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/ColumnTracker.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/ColumnTracker.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/ColumnTracker.html index 011cccf..bfca591 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/ColumnTracker.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/ColumnTracker.html @@ -86,7 +86,7 @@ <span class="sourceLineNo">078</span> * the {@link #checkColumn(Cell, byte)} method and perform all the operations in this<a name="line.78"></a> <span class="sourceLineNo">079</span> * checkVersions method.<a name="line.79"></a> <span class="sourceLineNo">080</span> * @param cell<a name="line.80"></a> -<span class="sourceLineNo">081</span> * @param ttl The timeToLive to enforce.<a name="line.81"></a> +<span class="sourceLineNo">081</span> * @param timestamp The timestamp of the cell.<a name="line.81"></a> <span class="sourceLineNo">082</span> * @param type the type of the key value (Put/Delete)<a name="line.82"></a> <span class="sourceLineNo">083</span> * @param ignoreCount indicates if the KV needs to be excluded while counting (used during<a name="line.83"></a> <span class="sourceLineNo">084</span> * compactions. We only count KV's that are older than all the scanners' read points.)<a name="line.84"></a> @@ -94,8 +94,8 @@ <span class="sourceLineNo">086</span> * @throws IOException in case there is an internal consistency problem caused by a data<a name="line.86"></a> <span class="sourceLineNo">087</span> * corruption.<a name="line.87"></a> <span class="sourceLineNo">088</span> */<a name="line.88"></a> -<span class="sourceLineNo">089</span> ScanQueryMatcher.MatchCode checkVersions(Cell cell, long ttl, byte type, boolean ignoreCount)<a name="line.89"></a> -<span class="sourceLineNo">090</span> throws IOException;<a name="line.90"></a> +<span class="sourceLineNo">089</span> ScanQueryMatcher.MatchCode checkVersions(Cell cell, long timestamp, byte type,<a name="line.89"></a> +<span class="sourceLineNo">090</span> boolean ignoreCount) throws IOException;<a name="line.90"></a> <span class="sourceLineNo">091</span> /**<a name="line.91"></a> <span class="sourceLineNo">092</span> * Resets the Matcher<a name="line.92"></a> <span class="sourceLineNo">093</span> */<a name="line.93"></a> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/21766f4a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/CompactionScanQueryMatcher.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/CompactionScanQueryMatcher.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/CompactionScanQueryMatcher.html index 40a6d28..6a3c11d 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/CompactionScanQueryMatcher.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/CompactionScanQueryMatcher.html @@ -36,102 +36,110 @@ <span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.regionserver.RegionCoprocessorHost;<a name="line.28"></a> <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.regionserver.ScanInfo;<a name="line.29"></a> <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.regionserver.ScanType;<a name="line.30"></a> -<span class="sourceLineNo">031</span><a name="line.31"></a> -<span class="sourceLineNo">032</span>/**<a name="line.32"></a> -<span class="sourceLineNo">033</span> * Query matcher for compaction.<a name="line.33"></a> -<span class="sourceLineNo">034</span> */<a name="line.34"></a> -<span class="sourceLineNo">035</span>@InterfaceAudience.Private<a name="line.35"></a> -<span class="sourceLineNo">036</span>public abstract class CompactionScanQueryMatcher extends ScanQueryMatcher {<a name="line.36"></a> -<span class="sourceLineNo">037</span><a name="line.37"></a> -<span class="sourceLineNo">038</span> /** readPoint over which the KVs are unconditionally included */<a name="line.38"></a> -<span class="sourceLineNo">039</span> protected final long maxReadPointToTrackVersions;<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span> /** Keeps track of deletes */<a name="line.41"></a> -<span class="sourceLineNo">042</span> protected final DeleteTracker deletes;<a name="line.42"></a> -<span class="sourceLineNo">043</span><a name="line.43"></a> -<span class="sourceLineNo">044</span> /** whether to return deleted rows */<a name="line.44"></a> -<span class="sourceLineNo">045</span> protected final KeepDeletedCells keepDeletedCells;<a name="line.45"></a> -<span class="sourceLineNo">046</span><a name="line.46"></a> -<span class="sourceLineNo">047</span> protected CompactionScanQueryMatcher(ScanInfo scanInfo, DeleteTracker deletes,<a name="line.47"></a> -<span class="sourceLineNo">048</span> long readPointToUse, long oldestUnexpiredTS, long now) {<a name="line.48"></a> -<span class="sourceLineNo">049</span> super(createStartKeyFromRow(EMPTY_START_ROW, scanInfo), scanInfo,<a name="line.49"></a> -<span class="sourceLineNo">050</span> new ScanWildcardColumnTracker(scanInfo.getMinVersions(), scanInfo.getMaxVersions(),<a name="line.50"></a> -<span class="sourceLineNo">051</span> oldestUnexpiredTS),<a name="line.51"></a> -<span class="sourceLineNo">052</span> oldestUnexpiredTS, now);<a name="line.52"></a> -<span class="sourceLineNo">053</span> this.maxReadPointToTrackVersions = readPointToUse;<a name="line.53"></a> -<span class="sourceLineNo">054</span> this.deletes = deletes;<a name="line.54"></a> -<span class="sourceLineNo">055</span> this.keepDeletedCells = scanInfo.getKeepDeletedCells();<a name="line.55"></a> -<span class="sourceLineNo">056</span> }<a name="line.56"></a> -<span class="sourceLineNo">057</span><a name="line.57"></a> -<span class="sourceLineNo">058</span> @Override<a name="line.58"></a> -<span class="sourceLineNo">059</span> public void beforeShipped() throws IOException {<a name="line.59"></a> -<span class="sourceLineNo">060</span> super.beforeShipped();<a name="line.60"></a> -<span class="sourceLineNo">061</span> deletes.beforeShipped();<a name="line.61"></a> -<span class="sourceLineNo">062</span> }<a name="line.62"></a> -<span class="sourceLineNo">063</span><a name="line.63"></a> -<span class="sourceLineNo">064</span> @Override<a name="line.64"></a> -<span class="sourceLineNo">065</span> public boolean hasNullColumnInQuery() {<a name="line.65"></a> -<span class="sourceLineNo">066</span> return true;<a name="line.66"></a> -<span class="sourceLineNo">067</span> }<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> @Override<a name="line.69"></a> -<span class="sourceLineNo">070</span> public boolean isUserScan() {<a name="line.70"></a> -<span class="sourceLineNo">071</span> return false;<a name="line.71"></a> -<span class="sourceLineNo">072</span> }<a name="line.72"></a> -<span class="sourceLineNo">073</span><a name="line.73"></a> -<span class="sourceLineNo">074</span> @Override<a name="line.74"></a> -<span class="sourceLineNo">075</span> public boolean moreRowsMayExistAfter(Cell cell) {<a name="line.75"></a> -<span class="sourceLineNo">076</span> return true;<a name="line.76"></a> -<span class="sourceLineNo">077</span> }<a name="line.77"></a> -<span class="sourceLineNo">078</span><a name="line.78"></a> -<span class="sourceLineNo">079</span> @Override<a name="line.79"></a> -<span class="sourceLineNo">080</span> public Filter getFilter() {<a name="line.80"></a> -<span class="sourceLineNo">081</span> // no filter when compaction<a name="line.81"></a> -<span class="sourceLineNo">082</span> return null;<a name="line.82"></a> -<span class="sourceLineNo">083</span> }<a name="line.83"></a> -<span class="sourceLineNo">084</span><a name="line.84"></a> -<span class="sourceLineNo">085</span> @Override<a name="line.85"></a> -<span class="sourceLineNo">086</span> public Cell getNextKeyHint(Cell cell) throws IOException {<a name="line.86"></a> -<span class="sourceLineNo">087</span> // no filter, so no key hint.<a name="line.87"></a> -<span class="sourceLineNo">088</span> return null;<a name="line.88"></a> -<span class="sourceLineNo">089</span> }<a name="line.89"></a> -<span class="sourceLineNo">090</span><a name="line.90"></a> -<span class="sourceLineNo">091</span> @Override<a name="line.91"></a> -<span class="sourceLineNo">092</span> protected void reset() {<a name="line.92"></a> -<span class="sourceLineNo">093</span> deletes.reset();<a name="line.93"></a> -<span class="sourceLineNo">094</span> }<a name="line.94"></a> -<span class="sourceLineNo">095</span><a name="line.95"></a> -<span class="sourceLineNo">096</span> protected final void trackDelete(Cell cell) {<a name="line.96"></a> -<span class="sourceLineNo">097</span> // If keepDeletedCells is true, then we only remove cells by versions or TTL during<a name="line.97"></a> -<span class="sourceLineNo">098</span> // compaction, so we do not need to track delete here.<a name="line.98"></a> -<span class="sourceLineNo">099</span> // If keepDeletedCells is TTL and the delete marker is expired, then we can make sure that the<a name="line.99"></a> -<span class="sourceLineNo">100</span> // minVerions is larger than 0(otherwise we will just return at preCheck). So here we still<a name="line.100"></a> -<span class="sourceLineNo">101</span> // need to track the delete marker to see if it masks some cells.<a name="line.101"></a> -<span class="sourceLineNo">102</span> if (keepDeletedCells == KeepDeletedCells.FALSE<a name="line.102"></a> -<span class="sourceLineNo">103</span> || (keepDeletedCells == KeepDeletedCells.TTL && cell.getTimestamp() < oldestUnexpiredTS)) {<a name="line.103"></a> -<span class="sourceLineNo">104</span> deletes.add(cell);<a name="line.104"></a> -<span class="sourceLineNo">105</span> }<a name="line.105"></a> -<span class="sourceLineNo">106</span> }<a name="line.106"></a> -<span class="sourceLineNo">107</span><a name="line.107"></a> -<span class="sourceLineNo">108</span> public static CompactionScanQueryMatcher create(ScanInfo scanInfo, ScanType scanType,<a name="line.108"></a> -<span class="sourceLineNo">109</span> long readPointToUse, long earliestPutTs, long oldestUnexpiredTS, long now,<a name="line.109"></a> -<span class="sourceLineNo">110</span> byte[] dropDeletesFromRow, byte[] dropDeletesToRow,<a name="line.110"></a> -<span class="sourceLineNo">111</span> RegionCoprocessorHost regionCoprocessorHost) throws IOException {<a name="line.111"></a> -<span class="sourceLineNo">112</span> DeleteTracker deleteTracker = instantiateDeleteTracker(regionCoprocessorHost);<a name="line.112"></a> -<span class="sourceLineNo">113</span> if (dropDeletesFromRow == null) {<a name="line.113"></a> -<span class="sourceLineNo">114</span> if (scanType == ScanType.COMPACT_RETAIN_DELETES) {<a name="line.114"></a> -<span class="sourceLineNo">115</span> return new MinorCompactionScanQueryMatcher(scanInfo, deleteTracker, readPointToUse,<a name="line.115"></a> -<span class="sourceLineNo">116</span> oldestUnexpiredTS, now);<a name="line.116"></a> -<span class="sourceLineNo">117</span> } else {<a name="line.117"></a> -<span class="sourceLineNo">118</span> return new MajorCompactionScanQueryMatcher(scanInfo, deleteTracker, readPointToUse,<a name="line.118"></a> -<span class="sourceLineNo">119</span> earliestPutTs, oldestUnexpiredTS, now);<a name="line.119"></a> -<span class="sourceLineNo">120</span> }<a name="line.120"></a> -<span class="sourceLineNo">121</span> } else {<a name="line.121"></a> -<span class="sourceLineNo">122</span> return new StripeCompactionScanQueryMatcher(scanInfo, deleteTracker, readPointToUse,<a name="line.122"></a> -<span class="sourceLineNo">123</span> earliestPutTs, oldestUnexpiredTS, now, dropDeletesFromRow, dropDeletesToRow);<a name="line.123"></a> -<span class="sourceLineNo">124</span> }<a name="line.124"></a> -<span class="sourceLineNo">125</span> }<a name="line.125"></a> -<span class="sourceLineNo">126</span>}<a name="line.126"></a> +<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.31"></a> +<span class="sourceLineNo">032</span><a name="line.32"></a> +<span class="sourceLineNo">033</span>/**<a name="line.33"></a> +<span class="sourceLineNo">034</span> * Query matcher for compaction.<a name="line.34"></a> +<span class="sourceLineNo">035</span> */<a name="line.35"></a> +<span class="sourceLineNo">036</span>@InterfaceAudience.Private<a name="line.36"></a> +<span class="sourceLineNo">037</span>public abstract class CompactionScanQueryMatcher extends ScanQueryMatcher {<a name="line.37"></a> +<span class="sourceLineNo">038</span><a name="line.38"></a> +<span class="sourceLineNo">039</span> /** readPoint over which the KVs are unconditionally included */<a name="line.39"></a> +<span class="sourceLineNo">040</span> protected final long maxReadPointToTrackVersions;<a name="line.40"></a> +<span class="sourceLineNo">041</span><a name="line.41"></a> +<span class="sourceLineNo">042</span> /** Keeps track of deletes */<a name="line.42"></a> +<span class="sourceLineNo">043</span> protected final DeleteTracker deletes;<a name="line.43"></a> +<span class="sourceLineNo">044</span><a name="line.44"></a> +<span class="sourceLineNo">045</span> /** whether to return deleted rows */<a name="line.45"></a> +<span class="sourceLineNo">046</span> protected final KeepDeletedCells keepDeletedCells;<a name="line.46"></a> +<span class="sourceLineNo">047</span><a name="line.47"></a> +<span class="sourceLineNo">048</span> protected CompactionScanQueryMatcher(ScanInfo scanInfo, DeleteTracker deletes,<a name="line.48"></a> +<span class="sourceLineNo">049</span> ColumnTracker columnTracker, long readPointToUse, long oldestUnexpiredTS, long now) {<a name="line.49"></a> +<span class="sourceLineNo">050</span> super(createStartKeyFromRow(EMPTY_START_ROW, scanInfo), scanInfo, columnTracker,<a name="line.50"></a> +<span class="sourceLineNo">051</span> oldestUnexpiredTS, now);<a name="line.51"></a> +<span class="sourceLineNo">052</span> this.maxReadPointToTrackVersions = readPointToUse;<a name="line.52"></a> +<span class="sourceLineNo">053</span> this.deletes = deletes;<a name="line.53"></a> +<span class="sourceLineNo">054</span> this.keepDeletedCells = scanInfo.getKeepDeletedCells();<a name="line.54"></a> +<span class="sourceLineNo">055</span> }<a name="line.55"></a> +<span class="sourceLineNo">056</span><a name="line.56"></a> +<span class="sourceLineNo">057</span> @Override<a name="line.57"></a> +<span class="sourceLineNo">058</span> public void beforeShipped() throws IOException {<a name="line.58"></a> +<span class="sourceLineNo">059</span> super.beforeShipped();<a name="line.59"></a> +<span class="sourceLineNo">060</span> deletes.beforeShipped();<a name="line.60"></a> +<span class="sourceLineNo">061</span> }<a name="line.61"></a> +<span class="sourceLineNo">062</span><a name="line.62"></a> +<span class="sourceLineNo">063</span> @Override<a name="line.63"></a> +<span class="sourceLineNo">064</span> public boolean hasNullColumnInQuery() {<a name="line.64"></a> +<span class="sourceLineNo">065</span> return true;<a name="line.65"></a> +<span class="sourceLineNo">066</span> }<a name="line.66"></a> +<span class="sourceLineNo">067</span><a name="line.67"></a> +<span class="sourceLineNo">068</span> @Override<a name="line.68"></a> +<span class="sourceLineNo">069</span> public boolean isUserScan() {<a name="line.69"></a> +<span class="sourceLineNo">070</span> return false;<a name="line.70"></a> +<span class="sourceLineNo">071</span> }<a name="line.71"></a> +<span class="sourceLineNo">072</span><a name="line.72"></a> +<span class="sourceLineNo">073</span> @Override<a name="line.73"></a> +<span class="sourceLineNo">074</span> public boolean moreRowsMayExistAfter(Cell cell) {<a name="line.74"></a> +<span class="sourceLineNo">075</span> return true;<a name="line.75"></a> +<span class="sourceLineNo">076</span> }<a name="line.76"></a> +<span class="sourceLineNo">077</span><a name="line.77"></a> +<span class="sourceLineNo">078</span> @Override<a name="line.78"></a> +<span class="sourceLineNo">079</span> public Filter getFilter() {<a name="line.79"></a> +<span class="sourceLineNo">080</span> // no filter when compaction<a name="line.80"></a> +<span class="sourceLineNo">081</span> return null;<a name="line.81"></a> +<span class="sourceLineNo">082</span> }<a name="line.82"></a> +<span class="sourceLineNo">083</span><a name="line.83"></a> +<span class="sourceLineNo">084</span> @Override<a name="line.84"></a> +<span class="sourceLineNo">085</span> public Cell getNextKeyHint(Cell cell) throws IOException {<a name="line.85"></a> +<span class="sourceLineNo">086</span> // no filter, so no key hint.<a name="line.86"></a> +<span class="sourceLineNo">087</span> return null;<a name="line.87"></a> +<span class="sourceLineNo">088</span> }<a name="line.88"></a> +<span class="sourceLineNo">089</span><a name="line.89"></a> +<span class="sourceLineNo">090</span> @Override<a name="line.90"></a> +<span class="sourceLineNo">091</span> protected void reset() {<a name="line.91"></a> +<span class="sourceLineNo">092</span> deletes.reset();<a name="line.92"></a> +<span class="sourceLineNo">093</span> }<a name="line.93"></a> +<span class="sourceLineNo">094</span><a name="line.94"></a> +<span class="sourceLineNo">095</span> protected final void trackDelete(Cell cell) {<a name="line.95"></a> +<span class="sourceLineNo">096</span> // If keepDeletedCells is true, then we only remove cells by versions or TTL during<a name="line.96"></a> +<span class="sourceLineNo">097</span> // compaction, so we do not need to track delete here.<a name="line.97"></a> +<span class="sourceLineNo">098</span> // If keepDeletedCells is TTL and the delete marker is expired, then we can make sure that the<a name="line.98"></a> +<span class="sourceLineNo">099</span> // minVerions is larger than 0(otherwise we will just return at preCheck). 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class="sourceLineNo">109</span> byte[] dropDeletesFromRow, byte[] dropDeletesToRow,<a name="line.109"></a> +<span class="sourceLineNo">110</span> RegionCoprocessorHost regionCoprocessorHost) throws IOException {<a name="line.110"></a> +<span class="sourceLineNo">111</span> Pair<DeleteTracker, ColumnTracker> trackers = getTrackers(regionCoprocessorHost, null,<a name="line.111"></a> +<span class="sourceLineNo">112</span> scanInfo,oldestUnexpiredTS, null);<a name="line.112"></a> +<span class="sourceLineNo">113</span> DeleteTracker deleteTracker = trackers.getFirst();<a name="line.113"></a> +<span class="sourceLineNo">114</span> ColumnTracker columnTracker = trackers.getSecond();<a name="line.114"></a> +<span class="sourceLineNo">115</span> if (dropDeletesFromRow == null) {<a name="line.115"></a> +<span class="sourceLineNo">116</span> if (scanType == ScanType.COMPACT_RETAIN_DELETES) {<a name="line.116"></a> +<span class="sourceLineNo">117</span> if (scanInfo.isNewVersionBehavior()) {<a 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b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/DeleteTracker.html index 842fc3c..114dcb8 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/DeleteTracker.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/querymatcher/DeleteTracker.html @@ -104,10 +104,12 @@ <span class="sourceLineNo">096</span> FAMILY_VERSION_DELETED, // The KeyValue is deleted by a delete family version.<a name="line.96"></a> <span class="sourceLineNo">097</span> COLUMN_DELETED, // The KeyValue is deleted by a delete column.<a name="line.97"></a> <span class="sourceLineNo">098</span> VERSION_DELETED, // The KeyValue is deleted by a version delete.<a name="line.98"></a> -<span class="sourceLineNo">099</span> NOT_DELETED<a name="line.99"></a> -<span class="sourceLineNo">100</span> }<a name="line.100"></a> -<span class="sourceLineNo">101</span><a name="line.101"></a> -<span class="sourceLineNo">102</span>}<a name="line.102"></a> +<span 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