DB2 - Problem description
Problem IC66212 | Status: Closed |
VISUAL EXPLAIN DISPLAYS WRONG CARDINALITY IF SELECT USES FETCH FIRST N ROWS OPTIONS. | |
product: | |
DB2 FOR LUW / DB2FORLUW / 970 - DB2 | |
Problem description: | |
VISUAL EXPLAIN DISPLAYS WRONG CARDINALITY IF SELECT USES FETCH FIRST N ROWS OPTIONS. If you obtain an explain plain using the fetch first n rows option the cardinality. SELECT tbspace FROM SYSCAT.TABLESPACES FETCH FIRST 1 ROWS ONLY; The cardinality values shown in the explain output are taken from either the input or output operator. The value is not consistent. db2exfmt output show the values correctly. | |
Problem Summary: | |
VISUAL EXPLAIN DISPLAYS WRONG CARDINALITY IF SELECT USES FETCH FIRST N ROWS OPTIONS. | |
Local Fix: | |
Workaround: db2exfmt output instead. | |
available fix packs: | |
DB2 Version 9.7 Fix Pack 2 for Linux, UNIX, and Windows | |
Solution | |
Problem was first fixed in Version 9.7 Fix Pack 2 | |
Workaround | |
not known / see Local fix | |
Timestamps | |
Date - problem reported : Date - problem closed : Date - last modified : | 11.02.2010 17.05.2010 15.12.2012 |
Problem solved at the following versions (IBM BugInfos) | |
9.7.FP2 | |
Problem solved according to the fixlist(s) of the following version(s) | |
9.7.0.2 |