Github user chrajeshbabu commented on a diff in the pull request: https://github.com/apache/phoenix/pull/77#discussion_r29098669 --- Diff: phoenix-core/src/main/java/org/apache/phoenix/coprocessor/MetaDataEndpointImpl.java --- @@ -700,6 +1007,29 @@ private PTable loadTable(RegionCoprocessorEnvironment env, byte[] key, return null; } + private PFunction loadFunction(RegionCoprocessorEnvironment env, byte[] key, + ImmutableBytesPtr cacheKey, long clientTimeStamp, long asOfTimeStamp) + throws IOException, SQLException { + HRegion region = env.getRegion(); + Cache<ImmutableBytesPtr,PMetaDataEntity> metaDataCache = GlobalCache.getInstance(this.env).getMetaDataCache(); + PFunction function = (PFunction)metaDataCache.getIfPresent(cacheKey); + // We always cache the latest version - fault in if not in cache + if (function != null) { + return function; + } + ArrayList<byte[]> arrayList = new ArrayList<byte[]>(1); + arrayList.add(key); + List<PFunction> functions = buildFunctions(arrayList, region, asOfTimeStamp); + if(functions != null) return functions.get(0); + // if not found then check if newer table already exists and add delete marker for timestamp --- End diff -- yes
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