Github user Ben-Zvi commented on a diff in the pull request:
https://github.com/apache/drill/pull/765#discussion_r103599295
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/planner/physical/HashPrelUtil.java
---
@@ -89,14 +91,15 @@ public LogicalExpression createCall(String funcName,
List<LogicalExpression> inp
*/
public static <T> T createHashExpression(
List<T> inputExprs,
+ T seed,
HashExpressionCreatorHelper<T> helper,
boolean hashAsDouble) {
assert inputExprs.size() > 0;
final String functionName = hashAsDouble ? HASH32_DOUBLE_FUNCTION_NAME
: HASH32_FUNCTION_NAME;
- T func = helper.createCall(functionName,
ImmutableList.of(inputExprs.get(0)));
+ T func = helper.createCall(functionName,
ImmutableList.of(inputExprs.get(0), seed ));
--- End diff --
Must be, as two code lines below there is another call to createCall() with
three parameters (the last of type T). Also looked -- the files (of one kind)
were copied (from the other one).
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