DB2 - Problembeschreibung
Problem IC84355 | Status: Geschlossen |
USING MON, MONTH, DAY, DY IN THE FORMAT STRING IN FUNCTION TO_TIMESTAMP OR TIMESTAMP_FORMAT CAN AFFECT PERFORMANCE OF QUERY | |
Produkt: | |
DB2 FOR LUW / DB2FORLUW / A10 - DB2 | |
Problembeschreibung: | |
Using MON, MONTH, DAY, Dy in the format string in TO_TIMESTAMP or TIMESTAMP_FORMAT can affect the performance of the query due to excessive calls to sqlnls_fmblk_callback or sqlnls_gmblk_callback driving the contention on the memory latch higher thus affecting the overall performance of the query. This issue does not happen in DB2 v95 or lower. | |
Problem-Zusammenfassung: | |
**************************************************************** * USERS AFFECTED: * * Customer on DB2 levels above v95 * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Upgrade to DB2 v10 fixpack 1 * **************************************************************** | |
Local-Fix: | |
verfügbare FixPacks: | |
DB2 Version 10.1 Fix Pack 1 for Linux, UNIX, and Windows | |
Lösung | |
Fixed in v10 fixpack 1 | |
Workaround | |
keiner bekannt / siehe Local-Fix | |
Weitere Daten | |
Datum - Problem gemeldet : Datum - Problem geschlossen : Datum - der letzten Änderung: | 13.06.2012 10.12.2012 10.12.2012 |
Problem behoben ab folgender Versionen (IBM BugInfos) | |
Problem behoben lt. FixList in der Version | |
10.1.0.1 | |
10.5.0.1 |