Merge 'trunk' into 'DBIx-Class-current'

r8698@cain (orig r1666):  tomk | 2006-05-18 15:56:54 +0000
Moved UUIDColumns.pm over from main DBIx::Class dist

r8699@cain (orig r1667):  tomk | 2006-05-18 15:59:52 +0000
Moved UUIDMaker.pm over from main DBIx::Class dist

r8707@cain (orig r1675):  tomk | 2006-05-18 16:49:41 +0000
Undoing changes commited in revisions 1664-1671... Sorry for the fuck up
r8718@cain (orig r1681):  jguenther | 2006-05-18 18:32:06 +0000
added bind information to exception thrown from DBIx::Class::Storage::DBI::_execute()
r8731@cain (orig r1684):  jguenther | 2006-05-18 21:55:45 +0000
removed another couple extraneous $self->dbh calls
r8732@cain (orig r1685):  jguenther | 2006-05-18 22:11:20 +0000
fixed small error in the SYNOPSIS of ResultSetManager.pm
r8733@cain (orig r1686):  jguenther | 2006-05-18 22:34:31 +0000
fixed an out-of-date limitation for has_many prefetch mentioned in Cookbook.pm
r8741@cain (orig r1694):  castaway | 2006-05-19 12:42:20 +0000
Update VERSION

r8742@cain (orig r1695):  castaway | 2006-05-19 13:03:20 +0000
Oops, fix bookmark thingy here too

r8743@cain (orig r1696):  castaway | 2006-05-19 13:12:22 +0000
.. And correct the number of tests

diff --cc lib/DBIx/Class.pm
Simple merge

diff --cc lib/DBIx/Class/Manual/Cookbook.pod
Simple merge

diff --cc lib/DBIx/Class/Storage/DBI.pm
index 3f3f49c,fd5e968..83753ac
--- 1/lib/DBIx/Class/Storage/DBI.pm
--- 2/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@@ -509,19 -446,19 +509,19 @@@ Issues a commit against the current dbh
  
  sub txn_commit {
    my $self = shift;
+   my $dbh = $self->dbh;
    if ($self->{transaction_depth} == 0) {
-     my $dbh = $self->dbh;
      unless ($dbh->{AutoCommit}) {
 -      $self->debugfh->print("COMMIT\n")
 +      $self->debugobj->txn_commit()
          if ($self->debug);
        $dbh->commit;
      }
    }
    else {
      if (--$self->{transaction_depth} == 0) {
 -      $self->debugfh->print("COMMIT\n")
 +      $self->debugobj->txn_commit()
          if ($self->debug);
-       $self->dbh->commit;
+       $dbh->commit;
      }
    }
  }
@@@ -538,19 -475,19 +538,19 @@@ sub txn_rollback 
    my $self = shift;
  
    eval {
+     my $dbh = $self->dbh;
      if ($self->{transaction_depth} == 0) {
-       my $dbh = $self->dbh;
        unless ($dbh->{AutoCommit}) {
 -        $self->debugfh->print("ROLLBACK\n")
 +        $self->debugobj->txn_rollback()
            if ($self->debug);
          $dbh->rollback;
        }
      }
      else {
        if (--$self->{transaction_depth} == 0) {
 -        $self->debugfh->print("ROLLBACK\n")
 +        $self->debugobj->txn_rollback()
            if ($self->debug);
-         $self->dbh->rollback;
+         $dbh->rollback;
        }
        else {
          die DBIx::Class::Storage::NESTED_ROLLBACK_EXCEPTION->new;
@@@ -578,24 -517,19 +578,25 @@@ sub _execute 
    my $sth = eval { $self->sth($sql,$op) };
  
    if (!$sth || $@) {
-     $self->throw_exception('no sth generated via sql (' . ($@ || $self->_dbh->errstr) . "): $sql");
+     $self->throw_exception(
+       'no sth generated via sql (' . ($@ || $self->_dbh->errstr) . "): $sql"
+     );
    }
- 
    @bind = map { ref $_ ? ''.$_ : $_ } @bind; # stringify args
 -  my $rv = eval { $sth->execute(@bind) };
 -  if ($@ || !$rv) {
 -    my $bind_str = join(', ', map {
 -      defined $_ ? qq{`$_'} : q{`NULL'}
 -    } @bind);
 -    $self->throw_exception(
 -      "Error executing '$sql' ($bind_str): ".($@ || $sth->errstr)
 -    );
 +  my $rv;
 +  if ($sth) {
 +    my $time = time();
 +    $rv = eval { $sth->execute(@bind) };
 +
 +    if ($@ || !$rv) {
 +      $self->throw_exception("Error executing '$sql': ".($@ || $sth->errstr));
 +    }
 +  } else {
 +    $self->throw_exception("'$sql' did not generate a statement.");
 +  }
 +  if ($self->debug) {
 +      my @debug_bind = map { defined $_ ? qq{`$_'} : q{`NULL'} } @bind;
 +      $self->debugobj->query_end($sql, @debug_bind);
    }
    return (wantarray ? ($rv, $sth, @bind) : $rv);
  }

diff --cc t/helperrels/26sqlt.t
index af87625,521e57d..16f7013
--- 1/t/helperrels/26sqlt.t
--- 2/t/helperrels/26sqlt.t
+++ b/t/helperrels/26sqlt.t
@@@ -6,11 -6,9 +6,11 @@@ use DBICTest::HelperRels
  eval "use SQL::Translator";
  plan skip_all => 'SQL::Translator required' if $@;
  
 +# do not taunt happy dave ball
 +
  my $schema = DBICTest::Schema;
  
- plan tests => 33;
 -plan tests => 29;
++plan tests => 35;
  
  my $translator           =  SQL::Translator->new( 
      parser_args          => {
@@@ -78,25 -76,13 +78,29 @@@ my @fk_constraints 
    {'display' => 'tags -> cd',
     'selftable' => 'tags', 'foreigntable' => 'cd', 
     'selfcols'  => ['cd'], 'foreigncols' => ['cdid'],
 +   'needed' => 1, on_delete => 'CASCADE', on_update => 'CASCADE'},
 +  {'display' => 'bookmark -> link',
 +   'selftable' => 'bookmark', 'foreigntable' => 'link', 
 +   'selfcols'  => ['link'], 'foreigncols' => ['id'],
     'needed' => 1, on_delete => '', on_update => ''},
+   {'display' => 'bookmark -> link',
+    'selftable' => 'bookmark', 'foreigntable' => 'link', 
+    'selfcols'  => ['link'], 'foreigncols' => ['id'],
+    'needed' => 1, on_delete => '', on_update => ''},
   );
  
 +my @unique_constraints = (
 +  {'display' => 'cd artist and title unique',
 +   'table' => 'cd', 'cols' => ['artist', 'title'],
 +   'needed' => 1},
 +  {'display' => 'twokeytreelike name unique',
 +   'table' => 'twokeytreelike', 'cols'  => ['name'],
 +   'needed' => 1},
 +#  {'display' => 'employee position and group_id unique',
 +#   'table' => 'employee', cols => ['position', 'group_id'],
 +#   'needed' => 1},
 +);
 +
  my $tschema = $translator->schema();
  for my $table ($tschema->get_tables) {
      my $table_name = $table->name;