Kobi Ianko has posted comments on this change. Change subject: db: aggregate qos and storage qos impl ......................................................................
Patch Set 6: (1 comment) http://gerrit.ovirt.org/#/c/27094/6/packaging/dbscripts/upgrade/03_05_0330_qos_and_storage_impl.sql File packaging/dbscripts/upgrade/03_05_0330_qos_and_storage_impl.sql: Line 27: -- add index on storage_pool_id Line 28: CREATE INDEX IDX_qos_storage_pool_id ON qos (storage_pool_id); Line 29: Line 30: -- add index on qos_type Line 31: CREATE INDEX IDX_qos_type ON qos (qos_type); > +1 For Moti. Since the user need to add the QOS objects, I doubt we will have a system with large number of QOS that the Index will really save some time. Yevgeny - the 1 Index query is generally not true, in mySql, oracle... you can find:Index Merge Optimization (http://dev.mysql.com/doc/refman/5.0/en/index-merge-optimization.html). -- To view, visit http://gerrit.ovirt.org/27094 To unsubscribe, visit http://gerrit.ovirt.org/settings Gerrit-MessageType: comment Gerrit-Change-Id: I1a9af59277b5055453159f002f19046c0051d63b Gerrit-PatchSet: 6 Gerrit-Project: ovirt-engine Gerrit-Branch: master Gerrit-Owner: Gilad Chaplik <[email protected]> Gerrit-Reviewer: Allon Mureinik <[email protected]> Gerrit-Reviewer: Doron Fediuck <[email protected]> Gerrit-Reviewer: Eli Mesika <[email protected]> Gerrit-Reviewer: Gilad Chaplik <[email protected]> Gerrit-Reviewer: Kobi Ianko <[email protected]> Gerrit-Reviewer: Lior Vernia <[email protected]> Gerrit-Reviewer: Liron Ar <[email protected]> Gerrit-Reviewer: Moti Asayag <[email protected]> Gerrit-Reviewer: Yair Zaslavsky <[email protected]> Gerrit-Reviewer: Yevgeny Zaspitsky <[email protected]> Gerrit-Reviewer: [email protected] Gerrit-Reviewer: oVirt Jenkins CI Server Gerrit-HasComments: Yes _______________________________________________ Engine-patches mailing list [email protected] http://lists.ovirt.org/mailman/listinfo/engine-patches
