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Added index to inbox_messageState. This table can grow very large on some sites and cause queries to get unread messages to slow down to 3-5 seconds. This index corrects that problem.

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khenn 2010-05-23 08:24:10 -05:00
parent 4db2408a18
commit b5e20607f8
1 changed files with 14 additions and 0 deletions
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14
docs/upgrades/upgrade_7.9.5-7.9.6.pl
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@ -33,6 +33,7 @@ my $session = start(); # this line required
# upgrade functions go here
fixConvertUTCMacroName($session);
dropOldEMSTableColumn($session);
addIndexForInbox($session);
finish($session); # this line required
@ -46,6 +47,19 @@ finish($session); # this line required
# print "DONE!\n" unless $quiet;
#}
#----------------------------------------------------------------------------
# Add keys and indicies to groupGroupings to help speed up group queries
sub addIndexForInbox {
my $session = shift;
print "\tAdding index to inbox_messageState... " unless $quiet;
my $sth = $session->db->read('show create table inbox_messageState');
my ($field,$stmt) = $sth->array;
$sth->finish;
unless ($stmt =~ m/KEY `userId_deleted_isRead`/i) {
$session->db->write("alter table inbox_messageState add index userId_deleted_isRead (userId,deleted,isRead)");
}
print "DONE!\n" unless $quiet;
}
#----------------------------------------------------------------------------
# Describe what our function does