Github user cloud-fan commented on a diff in the pull request:
https://github.com/apache/spark/pull/19222#discussion_r174295581
--- Diff:
common/unsafe/src/main/java/org/apache/spark/sql/catalyst/expressions/HiveHasher.java
---
@@ -38,12 +39,18 @@ public static int hashLong(long input) {
return (int) ((input >>> 32) ^ input);
}
- public static int hashUnsafeBytes(Object base, long offset, int
lengthInBytes) {
+ public static int hashUnsafeBytesBlock(MemoryBlock mb) {
+ long offset = mb.getBaseOffset();
+ int lengthInBytes = (int)mb.size();
--- End diff --
or we just use long here?
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