[DERBY-4204] Runtime statistics not collected on re-execution of statement

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 10.3.1.4
• Fix Version/s: 10.5.2.0, 10.6.1.0
• Component/s: SQL
• Bug behavior facts: Regression
• Assignee: Knut Anders Hatlen
• Reporter: Knut Anders Hatlen
• Created: 30/Apr/09 08:15
• Updated: 02/Feb/10 10:04
• Resolved: 18/May/09 11:15

Description

Runtime statistics are only collected the first time an insert/update/delete statement is executed. The behaviour changed between Derby 10.2.2.0 and Derby 10.3.1.4, so this was likely introduced by DERBY-827.

Reported on derby-dev:
http://mail-archives.apache.org/mod_mbox/db-derby-dev/200904.mbox/[e-mail]%3e

Issue Links

• is related to: DERBY-827 Performance can be improved by re-using language ResultSets across Activation executions.