Right because the mapdb one sits in front of your just indexed data and doesn't care about what's already in the db.
On Wed, Nov 26, 2014 at 6:33 AM, 3in <[email protected]> wrote: > thanks Michael > i found when i use MapDbCachingIndexProvider，the old index isn't loaded, > but when i use LuceneBatchInserterIndexProvider everything looks right. > > 在 2014年11月25日星期二UTC+8上午8时33分40秒，Michael Hunger写道： >> >> Good question, I don't know why it is not loaded. Is the index-cache via >> mapdb still enabled ? >> >> >> On Mon, Nov 24, 2014 at 1:13 PM, 3in <[email protected]> wrote: >> >>> i am using BatchInserter to update the graphdb in increments，like this： >>> >>> Config config = Config.convertArgumentsToConfig(args); >>> File graphDb = new File(config.getGraphDbDirectory()); >>> BatchInserter db = createBatchInserter(graphDb, config); >>> BatchInserterIndexProvider indexProvider = new >>> LuceneBatchInserterIndexProvider(db)； >>> Collection<IndexInfo> indexInfos = config.getIndexInfos(); >>> if (indexInfos!=null) { >>> for (IndexInfo indexInfo : indexInfos) { >>> BatchInserterIndex index = indexInfo.isNodeIndex() ? >>> nodeIndexFor(indexInfo.indexName, indexInfo.indexType) : >>> relationshipIndexFor(indexInfo.indexName, indexInfo.indexType); >>> indexes.put(indexInfo.indexName, index); >>> } >>> } >>> ........ >>> long id = db.createNode(data.getProperties(),labelsFor(labels)); >>> >>> for (Map.Entry<String, Map<String, Object>> entry : >>> data.getIndexData().entrySet()) { >>> final BatchInserterIndex index = >>> indexFor(entry.getKey()); >>> if (index==null) >>> throw new IllegalStateException("Index >>> "+entry.getKey()+" not configured."); >>> index.add(id, entry.getValue()); >>> } >>> report.dots(); >>> >>> if (report.getCount() % BATCH == 0) flushIndexes(); >>> } >>> flushIndexes(); >>> *// i can search the new add node, but can't search the old >>> nodes* >>> * Long tmp_id = indexes.get("node_auto_index").get("name", >>> "Selma2").getSingle();* >>> * System.out.println("-------------id:" + tmp_id);* >>> >>> before i update the graphdb using BatchInserter, the graphdb has 3 >>> million nodes and 4million relationships with node_auto_index。 >>> >>> i success to add nodes and relationships to graphdb. >>> and when i flush Indexes , i can search the new node with the >>> node_auto_index >>> but i can't search the old 3 million nodes with the node_auto_index. >>> >>> isn't the old index loaded in my program? why i can't read it ? >>> >>> if i want to search some pattern nodes in the old graghdb , how can i do? >>> >>> thank you >>> >>> >>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Neo4j" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to [email protected]. >>> For more options, visit https://groups.google.com/d/optout. >>> >> >> -- > You received this message because you are subscribed to the Google Groups > "Neo4j" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "Neo4j" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
