Initialization of ResultTupleSlot in AppendNode - Mailing list pgsql-hackers

From Amit Kapila
Subject Initialization of ResultTupleSlot in AppendNode
Date
Msg-id 37CAAB7A7AC5474C81D515E9957743A8@china.huawei.com
Whole thread Raw
Responses Re: Initialization of ResultTupleSlot in AppendNode
List 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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