public interface RowIterator<T extends RowData>
One major departure from the Java iterator API is the fusing of the `hasNext()` and `next()`
calls: Java's iterator allows users to call `hasNext()` without immediately advancing the
iterator to consume the next row, whereas
RowIterator combines these calls into a single
|Modifier and Type||Method and Description|
Advance this iterator by a single row.
Retrieve the row from this iterator.
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