X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=rt%2Flib%2FRT%2FShredder.pm;h=e4cb157aefb4054fb7c334ac42d936dda58c6d42;hb=919e930aa9279b3c5cd12b593889cd6de79d67bf;hp=40c73b36d4f36f6be3b2dc49aed1062fafa5574e;hpb=85e677b86fc37c54e6de2b06340351a28f5a5916;p=freeside.git

diff --git a/rt/lib/RT/Shredder.pm b/rt/lib/RT/Shredder.pm
index 40c73b36d..e4cb157ae 100644
--- a/rt/lib/RT/Shredder.pm
+++ b/rt/lib/RT/Shredder.pm
@@ -2,7 +2,7 @@
 #
 # COPYRIGHT:
 #
-# This software is Copyright (c) 1996-2012 Best Practical Solutions, LLC
+# This software is Copyright (c) 1996-2015 Best Practical Solutions, LLC
 #                                          <sales@bestpractical.com>
 #
 # (Except where explicitly superseded by other copyright notices)
@@ -164,6 +164,23 @@ your F<RT_SiteConfig.pm>:
 
 Be sure to specify an absolute path.
 
+=head1 Database Indexes
+
+We have found that the following indexes significantly speed up
+shredding on most databases.
+
+    CREATE INDEX SHREDDER_CGM1 ON CachedGroupMembers(MemberId, GroupId, Disabled);
+    CREATE INDEX SHREDDER_CGM2 ON CachedGroupMembers(ImmediateParentId,MemberId);
+    CREATE INDEX SHREDDER_CGM3 on CachedGroupMembers (Via, Id);
+
+    CREATE UNIQUE INDEX SHREDDER_GM1 ON GroupMembers(MemberId, GroupId);
+
+    CREATE INDEX SHREDDER_TXN1 ON Transactions(ReferenceType, OldReference);
+    CREATE INDEX SHREDDER_TXN2 ON Transactions(ReferenceType, NewReference);
+    CREATE INDEX SHREDDER_TXN3 ON Transactions(Type, OldValue);
+    CREATE INDEX SHREDDER_TXN4 ON Transactions(Type, NewValue);
+
+    CREATE INDEX SHREDDER_ATTACHMENTS1 ON Attachments(Creator);
 
 =head1 INFORMATION FOR DEVELOPERS
 
@@ -539,9 +556,9 @@ sub WipeoutAll
 {
     my $self = $_[0];
 
-    while ( my ($k, $v) = each %{ $self->{'cache'} } ) {
-        next if $v->{'State'} & (WIPED | IN_WIPING);
-        $self->Wipeout( Object => $v->{'Object'} );
+    foreach my $cache_val ( values %{ $self->{'cache'} } ) {
+        next if $cache_val->{'State'} & (WIPED | IN_WIPING);
+        $self->Wipeout( Object => $cache_val->{'Object'} );
     }
 }
 
@@ -720,7 +737,7 @@ sub GetFileName
 =head4 StoragePath
 
 Returns an absolute path to the storage dir.  See
-L<CONFIGURATION/$ShredderStoragePath>.
+L</$ShredderStoragePath>.
 
 See also description of the L</GetFileName> method.