use strict;
use warnings;
-use base qw/DBIx::Class::Storage::DBI::AmbiguousGlob DBIx::Class::Storage::DBI/;
+use base qw/DBIx::Class::Storage::DBI::UniqueIdentifier/;
use mro 'c3';
use List::Util();
}
}
-# support MSSQL GUID column types
-
sub insert {
my $self = shift;
my ($source, $to_insert) = @_;
my $supplied_col_info = $self->_resolve_column_info($source, [keys %$to_insert] );
- my %guid_cols;
- my @pk_cols = $source->primary_columns;
- my %pk_cols;
- @pk_cols{@pk_cols} = ();
-
- my @pk_guids = grep {
- $source->column_info($_)->{data_type}
- &&
- $source->column_info($_)->{data_type} =~ /^uniqueidentifier/i
- } @pk_cols;
-
- my @auto_guids = grep {
- $source->column_info($_)->{data_type}
- &&
- $source->column_info($_)->{data_type} =~ /^uniqueidentifier/i
- &&
- $source->column_info($_)->{auto_nextval}
- } grep { not exists $pk_cols{$_} } $source->columns;
-
- my @get_guids_for =
- grep { not exists $to_insert->{$_} } (@pk_guids, @auto_guids);
-
- my $updated_cols = {};
-
- for my $guid_col (@get_guids_for) {
- my ($new_guid) = $self->_get_dbh->selectrow_array('SELECT NEWID()');
- $updated_cols->{$guid_col} = $to_insert->{$guid_col} = $new_guid;
- }
-
my $is_identity_insert = (List::Util::first { $_->{is_auto_increment} } (values %$supplied_col_info) )
? 1
: 0;
$self->_set_identity_insert ($source->name);
}
- $updated_cols = { %$updated_cols, %{ $self->next::method(@_) } };
+ my $updated_cols = $self->next::method(@_);
if ($is_identity_insert) {
$self->_unset_identity_insert ($source->name);
}
-
return $updated_cols;
}
# see if this is an ordered subquery
my $attrs = $_[3];
- if ( scalar $self->_parse_order_by ($attrs->{order_by}) ) {
+ if (
+ $sql !~ /^ \s* SELECT \s+ TOP \s+ \d+ \s+ /xi
+ &&
+ scalar $self->_parse_order_by ($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};
$self->_get_dbh->do("ROLLBACK TRANSACTION $name");
}
-sub build_datetime_parser {
- my $self = shift;
- my $type = "DateTime::Format::Strptime";
- eval "use ${type}";
- $self->throw_exception("Couldn't load ${type}: $@") if $@;
- return $type->new( pattern => '%Y-%m-%d %H:%M:%S' ); # %F %T
-}
+sub datetime_parser_type {
+ 'DBIx::Class::Storage::DBI::MSSQL::DateTime::Format'
+}
sub sqlt_type { 'SQLServer' }
-sub _get_mssql_version {
- my $self = shift;
-
- my $data = $self->_get_dbh->selectrow_hashref('xp_msver ProductVersion');
-
- if ($data->{Character_Value} =~ /^(\d+)\./) {
- return $1;
- } else {
- $self->throw_exception(q{Your ProductVersion's Character_Value is missing or malformed!});
- }
-}
-
sub sql_maker {
my $self = shift;
unless ($self->_sql_maker) {
unless ($self->{_sql_maker_opts}{limit_dialect}) {
- my $version = eval { $self->_get_mssql_version; } || 0;
+ my $have_rno = 0;
+
+ if (exists $self->_server_info->{normalized_dbms_version}) {
+ $have_rno = 1 if $self->_server_info->{normalized_dbms_version} >= 9;
+ }
+ else {
+ # User is connecting via DBD::Sybase and has no permission to run
+ # stored procedures like xp_msver, or version detection failed for some
+ # other reason.
+ # So, we use a query to check if RNO is implemented.
+ $have_rno = 1 if (eval { local $@; ($self->_get_dbh
+ ->selectrow_array('SELECT row_number() OVER (ORDER BY rand())')
+ )[0] });
+ }
$self->{_sql_maker_opts} = {
- limit_dialect => ($version >= 9 ? 'RowNumberOver' : 'Top'),
+ limit_dialect => ($have_rno ? 'RowNumberOver' : 'Top'),
%{$self->{_sql_maker_opts}||{}}
};
}
return $self->_sql_maker;
}
+sub _ping {
+ my $self = shift;
+
+ my $dbh = $self->_dbh or return 0;
+
+ local $dbh->{RaiseError} = 1;
+ local $dbh->{PrintError} = 0;
+
+ eval {
+ $dbh->do('select 1');
+ };
+
+ return $@ ? 0 : 1;
+}
+
+package # hide from PAUSE
+ DBIx::Class::Storage::DBI::MSSQL::DateTime::Format;
+
+my $datetime_format = '%Y-%m-%d %H:%M:%S.%3N'; # %F %T
+my $smalldatetime_format = '%Y-%m-%d %H:%M:%S';
+
+my ($datetime_parser, $smalldatetime_parser);
+
+sub parse_datetime {
+ shift;
+ require DateTime::Format::Strptime;
+ $datetime_parser ||= DateTime::Format::Strptime->new(
+ pattern => $datetime_format,
+ on_error => 'croak',
+ );
+ return $datetime_parser->parse_datetime(shift);
+}
+
+sub format_datetime {
+ shift;
+ require DateTime::Format::Strptime;
+ $datetime_parser ||= DateTime::Format::Strptime->new(
+ pattern => $datetime_format,
+ on_error => 'croak',
+ );
+ return $datetime_parser->format_datetime(shift);
+}
+
+sub parse_smalldatetime {
+ shift;
+ require DateTime::Format::Strptime;
+ $smalldatetime_parser ||= DateTime::Format::Strptime->new(
+ pattern => $smalldatetime_format,
+ on_error => 'croak',
+ );
+ return $smalldatetime_parser->parse_datetime(shift);
+}
+
+sub format_smalldatetime {
+ shift;
+ require DateTime::Format::Strptime;
+ $smalldatetime_parser ||= DateTime::Format::Strptime->new(
+ pattern => $smalldatetime_format,
+ on_error => 'croak',
+ );
+ return $smalldatetime_parser->format_datetime(shift);
+}
+
1;
=head1 NAME
=head1 AUTHOR
-See L<DBIx::Class/CONTRIBUTORS>.
+See L<DBIx::Class/AUTHOR> and L<DBIx::Class/CONTRIBUTORS>.
=head1 LICENSE