use base qw/DBIx::Class::Storage::DBI::UniqueIdentifier/;
use mro 'c3';
+use Try::Tiny;
+use namespace::clean;
use List::Util();
);
my $dbh = $self->_get_dbh;
- eval { $dbh->do ($sql) };
- if ($@) {
+ try { $dbh->do ($sql) }
+ catch {
$self->throw_exception (sprintf "Error executing '%s': %s",
$sql,
$dbh->errstr,
);
- }
+ };
}
sub _unset_identity_insert {
# this should bring back the result of SELECT SCOPE_IDENTITY() we tacked
# on in _prep_for_execute above
- my ($identity) = eval { $sth->fetchrow_array };
+ my ($identity) = try { $sth->fetchrow_array };
# SCOPE_IDENTITY failed, but we can do something else
if ( (! $identity) && $self->_identity_method) {
if (
$sql !~ /^ \s* SELECT \s+ TOP \s+ \d+ \s+ /xi
&&
- scalar $self->_parse_order_by ($attrs->{order_by})
+ scalar $self->_parse_order_by ($attrs->{order_by})
) {
$self->throw_exception(
'An ordered subselect encountered - this is not safe! Please see "Ordered Subselects" in DBIx::Class::Storage::DBI::MSSQL
sub datetime_parser_type {
'DBIx::Class::Storage::DBI::MSSQL::DateTime::Format'
-}
+}
sub sqlt_type { 'SQLServer' }
unless ($self->_sql_maker) {
unless ($self->{_sql_maker_opts}{limit_dialect}) {
+ my $have_rno = 0;
- my $version = $self->_server_info->{normalized_dbms_version} || 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.
+ try {
+ $self->_get_dbh->selectrow_array('SELECT row_number() OVER (ORDER BY rand())');
+ $have_rno = 1;
+ };
+ }
$self->{_sql_maker_opts} = {
- limit_dialect => ($version >= 9 ? 'RowNumberOver' : 'Top'),
+ limit_dialect => ($have_rno ? 'RowNumberOver' : 'Top'),
%{$self->{_sql_maker_opts}||{}}
};
}
local $dbh->{RaiseError} = 1;
local $dbh->{PrintError} = 0;
- eval {
+ return try {
$dbh->do('select 1');
+ 1;
+ } catch {
+ 0;
};
-
- 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 $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);