sohami commented on a change in pull request #1504: DRILL-6792: Find the right
probe side fragment wrapper & fix DrillBuf…
URL: https://github.com/apache/drill/pull/1504#discussion_r236396536
##########
File path:
exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/join/HashJoinBatch.java
##########
@@ -747,12 +751,35 @@ private void setupHash64(HashTableConfig htConfig)
throws SchemaChangeException
enableRuntimeFilter = false;
return;
}
+ RuntimeFilterDef runtimeFilterDef = popConfig.getRuntimeFilterDef();
+ List<BloomFilterDef> bloomFilterDefs =
runtimeFilterDef.getBloomFilterDefs();
+ for (BloomFilterDef bloomFilterDef : bloomFilterDefs) {
+ String buildField = bloomFilterDef.getBuildField();
+ SchemaPath schemaPath = new SchemaPath(new
PathSegment.NameSegment(buildField), ExpressionPosition.UNKNOWN);
+ TypedFieldId typedFieldId = buildBatch.getValueVectorId(schemaPath);
+ if (typedFieldId == null) {
+ missingField = true;
+ break;
+ }
+ int fieldId = typedFieldId.getFieldIds()[0];
+ String probeField = bloomFilterDef.getProbeField();
+ probeFields.add(probeField);
+ bloomFilterDef2buildId.put(bloomFilterDef, fieldId);
+ }
+ if (missingField) {
+ logger.info("As some build side joint key fields not found, runtime
filter was disabled");
+ enableRuntimeFilter = false;
+ return;
+ }
ValueVectorHashHelper hashHelper = new ValueVectorHashHelper(buildBatch,
context);
try {
hash64 = hashHelper.getHash64(keyExprsBuild, buildSideTypeFieldIds);
} catch (Exception e) {
throw new SchemaChangeException("Failed to construct a field's hash64
dynamic codes", e);
}
+ if (runtimeFilterReporter == null) {
+ runtimeFilterReporter = new
RuntimeFilterReporter((ExecutorFragmentContext) context);
Review comment:
With this the `initializeRuntimeFilter` will always return without actually
creating BloomFilters. Is this initialization required here ?
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