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14.10.xC10 FixList
12.10.xC16.X5 FixList
11.70.xC9.XB FixList
11.50.xC9.X2 FixList
11.10.xC3.W5 FixList
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Informix - Problem description

Problem IT39679 Status: Closed

QUERY CHOOSES DIFFERENT PATH WHEN DATE RANGE IS CHANGED AND NEVER
COMPLETES

product:
INFORMIX SERVER / 5725A3900 / E10 - 
Problem description:
Query chooses different path when only date range for one of
the column is changed.

Query which performs faster has below in the where clause
Problem Summary:
****************************************************************
* USERS AFFECTED:                                              *
* Users have iDS version 14.10.xC3 or prior                    *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* Query chooses different path when date range is changed and  *
* never completes                                              *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Local Fix:
Solution
Workaround
****************************************************************
* USERS AFFECTED:                                              *
* Users have iDS version 14.10.xC3 or prior                    *
****************************************************************
* PROBLEM DESCRIPTION:                                         *
* Query chooses different path when date range is changed and  *
* never completes                                              *
****************************************************************
* RECOMMENDATION:                                              *
****************************************************************
Comment
After using OPT_SEEK_FACTOR=0, the query finished in 15 minutes
and customer is fine with it
Timestamps
Date  - problem reported    :
Date  - problem closed      :
Date  - last modified       :
18.01.2022
02.02.2023
02.02.2023
Problem solved at the following versions (IBM BugInfos)
Problem solved according to the fixlist(s) of the following version(s)