Github user samarthjain commented on a diff in the pull request:
https://github.com/apache/phoenix/pull/77#discussion_r29098096
--- 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 --
newer function?
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