diff --git hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV2.java hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV2.java index 28c4655..5bbbd6f 100644 --- hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV2.java +++ hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV2.java @@ -88,6 +88,9 @@ public class HFileWriterV2 extends AbstractHFileWriter { protected long maxMemstoreTS = 0; + /** warn on cell with tags */ + private static boolean warnCellWithTags = true; + static class WriterFactoryV2 extends HFile.WriterFactory { WriterFactoryV2(Configuration conf, CacheConfig cacheConf) { super(conf, cacheConf); @@ -267,6 +270,13 @@ public class HFileWriterV2 extends AbstractHFileWriter { newBlock(); } + if (warnCellWithTags && (cell.getTagsLength() > 0)) { + LOG.warn("A minimum HFile version of " + HFile.MIN_FORMAT_VERSION_WITH_TAGS + + " is required to support cell attributes/tags. Consider setting " + + HFile.FORMAT_VERSION_KEY + " accordingly."); + warnCellWithTags = false; + } + fsBlockWriter.write(cell); totalKeyLength += CellUtil.estimatedSerializedSizeOfKey(cell);