/;
use mro 'c3';
-use Try::Tiny;
+use DBIx::Class::_Util 'dbic_internal_try';
use List::Util 'first';
use namespace::clean;
my ($sql, $bind) = $self->next::method (@_);
# SELECT SCOPE_IDENTITY only works within a statement scope. We
- # must try to always use this particular idiom frist, as it is the
+ # must try to always use this particular idiom first, as it is the
# only one that guarantees retrieving the correct id under high
# concurrency. When this fails we will fall back to whatever secondary
# retrieval method is specified in _identity_method, but at this
# we didn't even try on ftds
unless ($self->_no_scope_identity_query) {
- ($identity) = try { $sth->fetchrow_array };
+ ($identity) = dbic_internal_try { $sth->fetchrow_array };
$sth->finish;
}
# http://sqladvice.com/forums/permalink/18496/22931/ShowThread.aspx#22931
#
sub _select_args_to_query {
+ #my ($self, $ident, $select, $cond, $attrs) = @_;
my $self = shift;
+ my $attrs = $_[3];
- my ($sql, $prep_bind, @rest) = $self->next::method (@_);
+ my $sql_bind = $self->next::method (@_);
# see if this is an ordered subquery
- my $attrs = $_[3];
if (
- $sql !~ /^ \s* SELECT \s+ TOP \s+ \d+ \s+ /xi
- &&
+ $$sql_bind->[0] !~ /^ \s* \( \s* SELECT \s+ TOP \s+ \d+ \s+ /xi
+ and
scalar $self->_extract_order_criteria ($attrs->{order_by})
) {
$self->throw_exception(
'An ordered subselect encountered - this is not safe! Please see "Ordered Subselects" in DBIx::Class::Storage::DBI::MSSQL'
) unless $attrs->{unsafe_subselect_ok};
- my $max = $self->sql_maker->__max_int;
- $sql =~ s/^ \s* SELECT \s/SELECT TOP $max /xi;
+
+ $$sql_bind->[0] =~ s/^ \s* \( \s* SELECT (?=\s) / '(SELECT TOP ' . $self->sql_maker->__max_int /exi;
}
- return wantarray
- ? ($sql, $prep_bind, @rest)
- : \[ "($sql)", @$prep_bind ]
- ;
+ $sql_bind;
}
# stored procedures like xp_msver, or version detection failed for some
# other reason.
# So, we use a query to check if RNO is implemented.
- try {
+ dbic_internal_try {
$self->_get_dbh->selectrow_array('SELECT row_number() OVER (ORDER BY rand())');
$supports_rno = 1;
};
local $dbh->{RaiseError} = 1;
local $dbh->{PrintError} = 0;
- return try {
+ (dbic_internal_try {
$dbh->do('select 1');
1;
- } catch {
- 0;
- };
+ })
+ ? 1
+ : 0
+ ;
}
package # hide from PAUSE
ordered subselect is necessary for an operation, and you believe there is a
different/better way to get the same result - please file a bugreport.
-=head1 AUTHOR
-
-See L<DBIx::Class/AUTHOR> and L<DBIx::Class/CONTRIBUTORS>.
+=head1 FURTHER QUESTIONS?
-=head1 LICENSE
+Check the list of L<additional DBIC resources|DBIx::Class/GETTING HELP/SUPPORT>.
-You may distribute this code under the same terms as Perl itself.
+=head1 COPYRIGHT AND LICENSE
-=cut
+This module is free software L<copyright|DBIx::Class/COPYRIGHT AND LICENSE>
+by the L<DBIx::Class (DBIC) authors|DBIx::Class/AUTHORS>. You can
+redistribute it and/or modify it under the same terms as the
+L<DBIx::Class library|DBIx::Class/COPYRIGHT AND LICENSE>.