Michael Smith has posted comments on this change. ( 
http://gerrit.cloudera.org:8080/20496 )

Change subject: IMPALA-12373: Small String Optimization for StringValue
......................................................................


Patch Set 6:

(6 comments)

http://gerrit.cloudera.org:8080/#/c/20496/4//COMMIT_MSG
Commit Message:

http://gerrit.cloudera.org:8080/#/c/20496/4//COMMIT_MSG@46
PS4, Line 46: Benefits:
> Yes, I didn't change anything when we are creating the strings during SCANs
Ack


http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h
File be/src/runtime/smallable-string.h:

http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h@77
PS4, Line 77:   /// s must be a null-terminated string. This constructor is to 
prevent
> Done
Done


http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h@83
PS4, Line 83:     memcpy(this, &other, sizeof(*this));
> Added sentence about it to the class comment.
Done


http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h@100
PS4, Line 100:   bool Smallify() {
> Yes, removed this branch.
Done


http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h@132
PS4, Line 132:       SetSmallLen(len);
> You are right, moved the DCHECK to the beginning.
Done


http://gerrit.cloudera.org:8080/#/c/20496/4/be/src/runtime/smallable-string.h@170
PS4, Line 170:
> Changed it to uint32_t.
Done



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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: comment
Gerrit-Change-Id: I741c3a5f12ab620b6b64b57d4c89b5f8e056efd3
Gerrit-Change-Number: 20496
Gerrit-PatchSet: 6
Gerrit-Owner: Zoltan Borok-Nagy <[email protected]>
Gerrit-Reviewer: Csaba Ringhofer <[email protected]>
Gerrit-Reviewer: Daniel Becker <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Michael Smith <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Comment-Date: Thu, 28 Sep 2023 17:34:03 +0000
Gerrit-HasComments: Yes

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