From c1d2ef0149b7791a2a652611f6129a470282d3bf Mon Sep 17 00:00:00 2001 From: armando-migliaccio Date: Fri, 15 Jan 2016 11:22:40 -0800 Subject: [PATCH] Fix the duplicated references Change-Id: Id527718bf25be54b765dfa6f3f1155ff3485ae64 --- doc/source/devref/effective_neutron.rst | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/doc/source/devref/effective_neutron.rst b/doc/source/devref/effective_neutron.rst index 886e83449e6..6d4e4a5dbc3 100644 --- a/doc/source/devref/effective_neutron.rst +++ b/doc/source/devref/effective_neutron.rst @@ -115,13 +115,13 @@ Document common pitfalls as well as good practices done during database developm lazy='joined' parameter to the relationship so the related objects are loaded as part of the same query. Otherwise, the default method is 'select', which emits a new DB query to retrieve each related object adversely impacting - performance. For example, see `this patch `_ + performance. For example, see `patch 88665 `_ which resulted in a significant improvement since router retrieval functions always include the gateway interface. * Conversely, do not use lazy='joined' if the relationship is only used in corner cases because the JOIN statement comes at a cost that may be significant if the relationship contains many objects. For example, see - `this patch `_ which reduced a + `patch 168214 `_ which reduced a subnet retrieval by ~90% by avoiding a join to the IP allocation table. * When writing extensions to existing objects (e.g. Networks), ensure that they are written in a way that the data on the object can be calculated @@ -129,7 +129,7 @@ Document common pitfalls as well as good practices done during database developm is performed once in bulk during a list operation. Otherwise a list call for a 1000 objects will change from a constant small number of DB queries to 1000 DB queries. For example, see - `this patch `_ which changed the + `patch 257086 `_ which changed the availability zone code from the incorrect style to a database friendly one. System development