paul-rogers commented on a change in pull request #1897: DRILL-7442: Create
multi-batch row set reader
URL: https://github.com/apache/drill/pull/1897#discussion_r345589747
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File path:
exec/vector/src/main/java/org/apache/drill/exec/vector/accessor/reader/AbstractTupleReader.java
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@@ -87,6 +87,13 @@ public void bindNullState(NullStateReader nullStateReader) {
this.nullStateReader = nullStateReader;
}
+ @Override
+ public void rebind() {
+ for (int i = 0; i < readers.length; i++) {
+ readers[i].events().rebind();
+ }
Review comment:
Generally I do use the iterator form. However, the readers and writers are
inner-loop code: old-fashioned index looping is faster and avoids creating heap
objects. The code here was specifically designed for index looping.
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