Merge pull request #9261 from aaannz/errata_optimizations

Retracted errata query optimizations

java/code/src/com/redhat/rhn/common/db/datasource/xml/ErrataCache_queries.xml

@@ -101,7 +101,16 @@ DELETE FROM rhnOrgErrataCacheQueue WHERE org_id = :org_id
   <!-- -->
   <query params="channel_id">
   INSERT INTO rhnServerNeededCache (server_id, package_id, channel_id)
-          ( SELECT DISTINCT
+          ( WITH retracted_packages AS (
+            SELECT DISTINCT ep.package_id AS pid, sc.server_id AS sid
+            FROM rhnserverchannel sc
+              JOIN rhnchannel c ON c.id = sc.channel_id
+              JOIN rhnchannelerrata ce ON ce.channel_id = c.id
+              JOIN rhnerrata e ON e.id = ce.errata_id
+              JOIN rhnerratapackage ep ON ep.errata_id = e.id
+            WHERE e.advisory_status::text = 'retracted'::text
+              AND ep.package_id in (%s))
+            SELECT DISTINCT
              S.id as server_id,
              P.id as package_id,
              :channel_id as channel_id
@@ -118,7 +127,7 @@ DELETE FROM rhnOrgErrataCacheQueue WHERE org_id = :org_id
                          SC.channel_id = :channel_id
                   AND    SC.server_id = S.id
                   AND    p.id in (%s)
-                  AND    NOT EXISTS (SELECT 1 FROM suseServerChannelsRetractedPackagesView WHERE sid = S.id AND pid = P.id)
+                  AND    NOT EXISTS (SELECT 1 FROM retracted_packages WHERE sid = S.id AND pid = P.id)
                   AND    NOT EXISTS (SELECT 1 FROM suseServerAppStreamHiddenPackagesView   WHERE sid = S.id AND pid = P.id)
                   AND    p.package_arch_id = spac.package_arch_id
                   AND    spac.server_arch_id = s.server_arch_id

java/spacewalk-java.changes.oholecek.replace-errata-view-by-select

@@ -0,0 +1,2 @@
+- use custom select instead of errata view for better performance
+  (bsc#1225619)

schema/spacewalk/common/views/suseServerChannelsRetractedPackagesView.sql

@@ -4,14 +4,12 @@
 --
 
 CREATE OR REPLACE VIEW suseServerChannelsRetractedPackagesView AS
- SELECT DISTINCT p.id AS pid,
-    s.id AS sid
-   FROM rhnserver s
-     JOIN rhnserverchannel sc ON s.id = sc.server_id
+ SELECT DISTINCT ep.package_id AS pid,
+    sc.server_id AS sid
+   FROM rhnserverchannel sc
      JOIN rhnchannel c ON c.id = sc.channel_id
      JOIN rhnchannelerrata ce ON ce.channel_id = c.id
      JOIN rhnerrata e ON e.id = ce.errata_id
      JOIN rhnerratapackage ep ON ep.errata_id = e.id
-     JOIN rhnpackage p ON p.id = ep.package_id
   WHERE e.advisory_status::text = 'retracted'::text;
 

schema/spacewalk/susemanager-schema.changes.oholecek.errata-optimizations

@@ -0,0 +1 @@
+- remove superfluous joins from errata view

schema/spacewalk/upgrade/susemanager-schema-5.1.0-to-susemanager-schema-5.1.1/002-errata-view-optimization.sql

@@ -0,0 +1,9 @@
+CREATE OR REPLACE VIEW suseServerChannelsRetractedPackagesView AS
+SELECT DISTINCT ep.package_id AS pid,
+   sc.server_id AS sid
+   FROM rhnserverchannel sc
+      JOIN rhnchannel c ON c.id = sc.channel_id
+      JOIN rhnchannelerrata ce ON ce.channel_id = c.id
+      JOIN rhnerrata e ON e.id = ce.errata_id
+      JOIN rhnerratapackage ep ON ep.errata_id = e.id
+   WHERE e.advisory_status::text = 'retracted'::text;