zeroshade commented on code in PR #13068:
URL: https://github.com/apache/arrow/pull/13068#discussion_r870693634
##########
go/parquet/file/page_reader.go:
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@@ -611,8 +610,6 @@ func (p *serializedPageReader) Next() bool {
// we don't know this page type, we're allowed to skip
non-data pages
continue
}
-
- p.buf = memory.NewResizableBuffer(p.mem)
Review Comment:
`NewBufferBytes(buf.Bytes())` just creates a `*memory.Buffer` which
references the existing slice, it doesn't copy the contents of the slice. So
there's no copying happening.
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