diff --git a/Bugzilla/DB.pm b/Bugzilla/DB.pm
index 9267e8615..6a88c31f2 100644
--- a/Bugzilla/DB.pm
+++ b/Bugzilla/DB.pm
@@ -300,16 +300,17 @@ sub import {
     $Exporter::ExportLevel-- if $is_exporter;
 }
 
-sub sql_istrcmp {
+sub sql_istrcmp
+{
     my ($self, $left, $right, $op) = @_;
     $op ||= "=";
-
+    return "$left ILIKE $right" if $op eq '=';
     return $self->sql_istring($left) . " $op " . $self->sql_istring($right);
 }
 
-sub sql_istring {
+sub sql_istring
+{
     my ($self, $string) = @_;
-
     return "LOWER($string)";
 }
 
diff --git a/Bugzilla/DB/Mysql.pm b/Bugzilla/DB/Mysql.pm
index f0a095241..e0bc10eb0 100644
--- a/Bugzilla/DB/Mysql.pm
+++ b/Bugzilla/DB/Mysql.pm
@@ -113,6 +113,13 @@ sub new {
     return $self;
 }
 
+sub real_table_list
+{
+    my $self = shift;
+    my ($table_like, $table_type) = @_;
+    return $self->selectcol_arrayref('SHOW TABLES LIKE ?', undef, $table_like);
+}
+
 # when last_insert_id() is supported on MySQL by lowest DBI/DBD version
 # required by Bugzilla, this implementation can be removed.
 sub bz_last_key {
@@ -208,12 +215,20 @@ sub sql_fulltext_search
     );
 }
 
+# Case-insensitive collation is used in MySQL
 sub sql_istring {
     my ($self, $string) = @_;
 
     return $string;
 }
 
+# Case-insensitive collation is used in MySQL
+sub sql_istrcmp {
+    my ($self, $a, $b, $op) = @_;
+    $op ||= "=";
+    return "$a $op $b";
+}
+
 sub sql_from_days {
     my ($self, $days) = @_;
 
diff --git a/Bugzilla/DB/Pg.pm b/Bugzilla/DB/Pg.pm
index 2068c6981..1dc55d308 100644
--- a/Bugzilla/DB/Pg.pm
+++ b/Bugzilla/DB/Pg.pm
@@ -196,6 +196,17 @@ sub sql_fulltext_search
     );
 }
 
+sub real_table_list
+{
+    my $self = shift;
+    my ($table_like, $table_type) = @_;
+    return $self->selectcol_arrayref(
+        'SELECT table_name FROM information_schema.tables WHERE table_name LIKE ?'.
+        ' AND table_type=? AND table_catalog=current_database() AND table_schema=current_schema()',
+        undef, $table_like, lc($table_type) eq 'view' ? 'VIEW' : 'BASE TABLE'
+    );
+}
+
 # Tell us whether or not a particular sequence exists in the DB.
 sub bz_sequence_exists {
     my ($self, $seq_name) = @_;
diff --git a/Bugzilla/Search/Saved.pm b/Bugzilla/Search/Saved.pm
index 17e2cd8ed..a8f086f61 100644
--- a/Bugzilla/Search/Saved.pm
+++ b/Bugzilla/Search/Saved.pm
@@ -79,7 +79,7 @@ sub new {
                 {argument => 'name',
                  function => "${class}::new"});
         }
-        my $condition = 'userid = ? AND name = ?';
+        my $condition = 'userid = ? AND '.$dbh->sql_istrcmp('name', '?');
         my $user_id = blessed $user ? $user->id : $user;
         detaint_natural($user_id)
           || ThrowCodeError('param_must_be_numeric',
diff --git a/extensions/custis/lib/FlushViews.pm b/extensions/custis/lib/FlushViews.pm
index 3ef860fee..d74c2d851 100644
--- a/extensions/custis/lib/FlushViews.pm
+++ b/extensions/custis/lib/FlushViews.pm
@@ -22,7 +22,7 @@ sub refresh_some_views
     my ($users) = @_;
     my %u = ( map { $_ => 1 } @{ $users || [] } );
     my $dbh = Bugzilla->dbh;
-    my $r = $dbh->selectcol_arrayref('SHOW TABLES LIKE \'view$%$bugs\'');
+    my $r = $dbh->real_table_list('view$%$bugs', 'VIEW');
     for (@$r)
     {
         my (undef, $user, $query) = split /\$/, $_, -1;
@@ -40,15 +40,15 @@ sub refresh_some_views
             user   => $userobj,
         ) or next;
         my $sqlquery = $search->getSQL();
-        $sqlquery =~ s/ORDER\s+BY\s+`?bugs`?.`?bug_id`?//so;
-        $dbh->do('DROP VIEW IF EXISTS `view$'.$user.'$'.$query.'$bugs`');
-        $dbh->do('DROP VIEW IF EXISTS `view$'.$user.'$'.$query.'$longdescs`');
-        $dbh->do('DROP VIEW IF EXISTS `view$'.$user.'$'.$query.'$bugs_activity`');
-        $dbh->do('DROP VIEW IF EXISTS `view$'.$user.'$'.$query.'$scrum_cards`');
-        $dbh->do('CREATE SQL SECURITY DEFINER VIEW `view$'.$user.'$'.$query.'$bugs` AS '.$sqlquery);
-        $dbh->do('CREATE SQL SECURITY DEFINER VIEW `view$'.$user.'$'.$query.'$longdescs` AS SELECT l.bug_id, u.login_name, l.bug_when, l.thetext, l.work_time FROM longdescs l INNER JOIN `view$'.$user.'$'.$query.'$bugs` b ON b.bug_id=l.bug_id INNER JOIN profiles u ON u.userid=l.who'.($userobj->is_insider?'':' WHERE l.isprivate=0'));
-        $dbh->do('CREATE SQL SECURITY DEFINER VIEW `view$'.$user.'$'.$query.'$bugs_activity` AS SELECT a.bug_id, u.login_name, a.bug_when, f.name field_name, a.removed, a.added FROM bugs_activity a INNER JOIN `view$'.$user.'$'.$query.'$bugs` b ON b.bug_id=a.bug_id INNER JOIN profiles u ON u.userid=a.who INNER JOIN fielddefs f ON f.id=a.fieldid');
-        $dbh->do('CREATE SQL SECURITY DEFINER VIEW `view$'.$user.'$'.$query.'$scrum_cards` AS SELECT s.* FROM scrum_cards s INNER JOIN `view$'.$user.'$'.$query.'$bugs` b ON b.bug_id=s.bug_id');
+        $sqlquery =~ s/ORDER\s+BY\s+bugs.bug_id//so;
+        $dbh->do('DROP VIEW IF EXISTS view$'.$user.'$'.$query.'$longdescs');
+        $dbh->do('DROP VIEW IF EXISTS view$'.$user.'$'.$query.'$bugs_activity');
+        $dbh->do('DROP VIEW IF EXISTS view$'.$user.'$'.$query.'$scrum_cards');
+        $dbh->do('DROP VIEW IF EXISTS view$'.$user.'$'.$query.'$bugs');
+        $dbh->do('CREATE '.($dbh->isa('Bugzilla::DB::Mysql') ? 'SQL SECURITY DEFINER' : '').' VIEW view$'.$user.'$'.$query.'$bugs AS '.$sqlquery);
+        $dbh->do('CREATE '.($dbh->isa('Bugzilla::DB::Mysql') ? 'SQL SECURITY DEFINER' : '').' VIEW view$'.$user.'$'.$query.'$longdescs AS SELECT l.bug_id, u.login_name, l.bug_when, l.thetext, l.work_time FROM longdescs l INNER JOIN view$'.$user.'$'.$query.'$bugs b ON b.bug_id=l.bug_id INNER JOIN profiles u ON u.userid=l.who'.($userobj->is_insider?'':' WHERE l.isprivate=0'));
+        $dbh->do('CREATE '.($dbh->isa('Bugzilla::DB::Mysql') ? 'SQL SECURITY DEFINER' : '').' VIEW view$'.$user.'$'.$query.'$bugs_activity AS SELECT a.bug_id, u.login_name, a.bug_when, f.name field_name, a.removed, a.added FROM bugs_activity a INNER JOIN view$'.$user.'$'.$query.'$bugs b ON b.bug_id=a.bug_id INNER JOIN profiles u ON u.userid=a.who INNER JOIN fielddefs f ON f.id=a.fieldid');
+        $dbh->do('CREATE '.($dbh->isa('Bugzilla::DB::Mysql') ? 'SQL SECURITY DEFINER' : '').' VIEW view$'.$user.'$'.$query.'$scrum_cards AS SELECT s.* FROM scrum_cards s INNER JOIN view$'.$user.'$'.$query.'$bugs b ON b.bug_id=s.bug_id');
     }
 }