[#MDEV-31587] quote(NULL) returns incorrect result with cursor protocol

[MDEV-31587] quote(NULL) returns incorrect result with cursor protocol Created: 2023-06-30 Updated: 2023-11-28
Status:	Open
Project:	MariaDB Server
Component/s:	None
Affects Version/s:	10.4, 10.5, 10.6, 10.9, 10.10, 11.0, 11.1, 11.2
Fix Version/s:	10.4, 10.5, 10.6, 11.0, 11.1, 11.2

Type:

Bug

Priority:

Major

Reporter:

Lena Startseva

Assignee:

Alexander Barkov

Resolution:

Unresolved

Votes:

Labels:

None

Issue Links:

Relates
relates to	~~MDEV-28651~~	quote(NULL) returns incorrect result ...	Closed
relates to	MDEV-31005	Make working cursor-protocol	Stalled

Description

quote(NULL) returns incorrect result with cursor protocol - it cuts last two characters.
Test (run MTR test with --cursor-protocol):

select quote(NULL);

Expected value:

quote(NULL)

NULL

Actual value:

quote(NULL)

NU

Generated at Thu Feb 08 10:25:00 UTC 2024 using Jira 8.20.16#820016-sha1:9d11dbea5f4be3d4cc21f03a88dd11d8c8687422.