ryukobayashi commented on code in PR #5624:
URL: https://github.com/apache/hive/pull/5624#discussion_r2178944092
##########
ql/src/java/org/apache/hadoop/hive/ql/udf/UDFSubstr.java:
##########
@@ -172,32 +171,59 @@ public BytesWritable evaluate(BytesWritable bw,
IntWritable pos, IntWritable len
}
private BytesWritable evaluateInternal(BytesWritable bw, int pos, int len) {
-
if (len <= 0) {
return new BytesWritable();
}
- int[] index = makeIndex(pos, len, bw.getLength());
- if (index == null) {
+ // Even though we are using longs, substr can only deal with ints, so we
use
+ // the maximum int value as the maxValue
+ StringSubstrColStartLen.populateSubstrOffsets(bw.getBytes(), 0,
bw.getLength(), adjustStartPos(pos), len, index);
Review Comment:
Ah, OK. I will revert to the original.
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