From: | Amit Kapila <amit(dot)kapila(at)huawei(dot)com> |
---|---|
To: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Initialization of ResultTupleSlot in AppendNode |
Date: | 2011-09-14 12:11:05 |
Message-ID: | 37CAAB7A7AC5474C81D515E9957743A8@china.huawei.com |
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Lists: | pgsql-hackers |
Hi All,
I observed that during initialization of planstate for Append Node, we
allocate ResulttupleSlot, however it is used only to send NULL slot indicate
no more tuples.
Is it right or there is any other purpose of it?
Amit
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