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Informix - Problem description

Problem IT43446 Status: Closed

SQLEXEC CAN HANG USING UPPER() WITH TURKISH SPECIAL CHARACTER

product:
INFORMIX SERVER / 5725A3900 / E10 - 
Problem description:
In a database with this setting
export GL_USEGLU=1
export DB_LOCALE=en_us.utf8
export CLIENT_LOCALE=en_us.utf8
a
 select * from systables where upper(tabname) like
upper('%lıwa    mafsallı%             ')

will cause the sqlexec thread to loop in ifx_gl_full_mblen()
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users of Informix Server prior to 12.10.xC16 and 14.10.xC11. *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to Informix Server 12.10.xC16 or 14.10.xC11 (when    *
* available).                                                  *
****************************************************************
Local Fix:
Solution
Workaround
****************************************************************
* USERS AFFECTED:                                              *
* Users of Informix Server prior to 12.10.xC16 and 14.10.xC11. *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* See Error Description                                        *
****************************************************************
* RECOMMENDATION:                                              *
* Upgrade to Informix Server 12.10.xC16 or 14.10.xC11 (when    *
* available).                                                  *
****************************************************************
Comment
Fixed in Informix Server 12.10.xC16 and 14.10.xC11.
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
28.03.2023
18.05.2023
18.05.2023
Problem solved at the following versions (IBM BugInfos)
Problem solved according to the fixlist(s) of the following version(s)