Bug 291803: PostgreSQL dies when you insert a string longer than 2700 characters into an indexed field

Patch By Max Kanat-Alexander <mkanat@bugzilla.org> r=jouni, a=justdave

webtools/bugzilla/Bugzilla/DB/Pg.pm

@@ -197,4 +197,18 @@ sub bz_unlock_tables {
     }
 }
 
+#####################################################################
+# Custom Database Setup
+#####################################################################
+
+sub bz_setup_database {
+    my $self = shift;
+    $self->SUPER::bz_setup_database(@_);
+
+    # PostgreSQL doesn't like having *any* index on the thetext
+    # field, because it can't have index data longer than 2770
+    # characters on that field.
+    $self->bz_drop_index('longdescs', 'longdescs_thetext_idx');
+}
+
 1;

webtools/bugzilla/checksetup.pl

@@ -3664,7 +3664,10 @@ if (!$dbh->bz_index_info('bugs', 'bugs_short_desc_idx')) {
     $dbh->bz_add_index('bugs', 'bugs_short_desc_idx', 
                        {TYPE => 'FULLTEXT', FIELDS => [qw(short_desc)]});
 }
-if (!$dbh->bz_index_info('longdescs', 'longdescs_thetext_idx')) {
+# Right now, we only create the "thetext" index on MySQL.
+if ($dbh->isa('Bugzilla::DB::Mysql') 
+    && !$dbh->bz_index_info('longdescs', 'longdescs_thetext_idx')) 
+{
     print "Adding full-text index for thetext column in longdescs table...\n";
     $dbh->bz_add_index('longdescs', 'longdescs_thetext_idx',
         {TYPE => 'FULLTEXT', FIELDS => [qw(thetext)]});