GH-45119: [Ruby] Use #size for Arrow::Column#size backend #45133
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Rationale for this change
#n_rows
is available only onArrow::ChunkedArray
. It's not available onArrow::Array
.What changes are included in this PR?
It's available on both of
Arrow::Array
andArrow::ChunkedArray
.Are these changes tested?
Yes.
Are there any user-facing changes?
Yes.
Arrow::Column#size
doesn't work forArrow::RecordBatch
#45119