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Subject [GitHub] [phoenix] gokceni commented on a change in pull request #469: PHOENIX-5156 Consistent Global Indexes for Non-Transactional Tables
Date Tue, 26 Mar 2019 20:18:36 GMT
gokceni commented on a change in pull request #469: PHOENIX-5156 Consistent Global Indexes
for Non-Transactional Tables
URL: https://github.com/apache/phoenix/pull/469#discussion_r269296835
 
 

 ##########
 File path: phoenix-core/src/main/java/org/apache/phoenix/hbase/index/Indexer.java
 ##########
 @@ -509,28 +467,79 @@ public void preBatchMutateWithExceptions(ObserverContext<RegionCoprocessorEnviro
           byte[] tableName = c.getEnvironment().getRegion().getTableDescriptor().getTableName().getName();
           Iterator<Pair<Mutation, byte[]>> indexUpdatesItr = indexUpdates.iterator();
           List<Mutation> localUpdates = new ArrayList<Mutation>(indexUpdates.size());
+          List<Pair<Mutation, byte[]>> postIndexUpdates = new ArrayList<>(indexUpdates.size());
+          List<Pair<Mutation, byte[]>> indexUpdatesForDeletes = new ArrayList<>(indexUpdates.size());
+          IndexMetaData indexMetaData = this.builder.getIndexMetaData(miniBatchOp);
+          if (!(indexMetaData instanceof PhoenixIndexMetaData)) {
+              throw new DoNotRetryIOException(
+                      "preBatchMutateWithExceptions: indexMetaData is not an instance of
PhoenixIndexMetaData " +
+                              c.getEnvironment().getRegion().getRegionInfo().getTable().getNameAsString());
+          }
+          List<IndexMaintainer> maintainers = ((PhoenixIndexMetaData)indexMetaData).getIndexMaintainers();
           while(indexUpdatesItr.hasNext()) {
               Pair<Mutation, byte[]> next = indexUpdatesItr.next();
               if (Bytes.compareTo(next.getSecond(), tableName) == 0) {
                   localUpdates.add(next.getFirst());
                   indexUpdatesItr.remove();
               }
+              else {
+                  // get index maintainer for this index table
+                  IndexMaintainer indexMaintainer = getIndexMaintainer(maintainers, next.getSecond());
+                  if (indexMaintainer == null) {
+                      throw new DoNotRetryIOException(
+                              "preBatchMutateWithExceptions: indexMaintainer is null " +
+                                      c.getEnvironment().getRegion().getRegionInfo().getTable().getNameAsString());
+                  }
+                  byte[] emptyCF = indexMaintainer.getEmptyKeyValueFamily().copyBytesIfNecessary();
+                  byte[] emptyCQ = indexMaintainer.getEmptyKeyValueQualifier();
+                  // add the VERIFIED cell
+                  Mutation m = next.getFirst();
+                  boolean rebuild = PhoenixIndexMetaData.isIndexRebuild(m.getAttributesMap());
+                  long ts = getMaxTimestamp(m);
+                  if (rebuild) {
+                      if (m instanceof Put) {
+                          ((Put)m).addColumn(emptyCF, emptyCQ, ts, TRUE_BYTES);
+                      }
+                  } else {
+                      if (m instanceof Put) {
+                          ((Put)m).addColumn(emptyCF, emptyCQ, ts, FALSE_BYTES);
+                          Put put = new Put(m.getRow());
+                          put.addColumn(emptyCF, emptyCQ, ts, TRUE_BYTES);
 
 Review comment:
   Should not this be FALSE_BYTES since rebuild is false?

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