Github user jacques-n commented on a diff in the pull request:
https://github.com/apache/drill/pull/228#discussion_r43597916
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/record/RecordBatch.java ---
@@ -23,60 +23,214 @@
import org.apache.drill.exec.record.selection.SelectionVector4;
/**
- * A record batch contains a set of field values for a particular range of
records. In the case of a record batch
- * composed of ValueVectors, ideally a batch fits within L2 cache (~256k
per core). The set of value vectors do not
- * change unless the next() IterOutcome is a *_NEW_SCHEMA type.
- *
- * A key thing to know is that the Iterator provided by record batch must
align with the rank positions of the field ids
- * provided utilizing getValueVectorId();
+ * A record batch contains a set of field values for a particular range of
--- End diff --
Nice documentation on this code.
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