use strict;
use warnings;
use Test::Exception;
use Test::More;
use Sub::Name;
use Try::Tiny;
use DBIx::Class::Optional::Dependencies ();
use lib qw(t/lib);
use DBICTest;
use DBIC::SqlMakerTest;
my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_ORA_${_}" } qw/DSN USER PASS/};
# optional:
my ($dsn2, $user2, $pass2) = @ENV{map { "DBICTEST_ORA_EXTRAUSER_${_}" } qw/DSN USER PASS/};
plan skip_all => 'Set $ENV{DBICTEST_ORA_DSN}, _USER and _PASS to run this test.'
unless ($dsn && $user && $pass);
plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('test_rdbms_oracle')
unless DBIx::Class::Optional::Dependencies->req_ok_for ('test_rdbms_oracle');
$ENV{NLS_SORT} = "BINARY";
$ENV{NLS_COMP} = "BINARY";
$ENV{NLS_LANG} = "AMERICAN";
{
package # hide from PAUSE
DBICTest::Schema::ArtistFQN;
use base 'DBIx::Class::Core';
__PACKAGE__->table(
$ENV{DBICTEST_ORA_USER}
? (uc $ENV{DBICTEST_ORA_USER}) . '.artist'
: '??_no_user_??'
);
__PACKAGE__->add_columns(
'artistid' => {
data_type => 'integer',
is_auto_increment => 1,
},
'name' => {
data_type => 'varchar',
size => 100,
is_nullable => 1,
},
'autoinc_col' => {
data_type => 'integer',
is_auto_increment => 1,
},
'default_value_col' => {
data_type => 'varchar',
size => 100,
is_nullable => 0,
retrieve_on_insert => 1,
}
);
__PACKAGE__->set_primary_key(qw/ artistid autoinc_col /);
1;
}
DBICTest::Schema->load_classes('ArtistFQN');
# This is in Core now, but it's here just to test that it doesn't break
DBICTest::Schema::Artist->load_components('PK::Auto');
# These are compat shims for PK::Auto...
DBICTest::Schema::CD->load_components('PK::Auto::Oracle');
DBICTest::Schema::Track->load_components('PK::Auto::Oracle');
# check if we indeed do support stuff
my $v = do {
my $si = DBICTest::Schema->connect($dsn, $user, $pass)->storage->_server_info;
$si->{normalized_dbms_version}
or die "Unparseable Oracle server version: $si->{dbms_version}\n";
};
my $test_server_supports_only_orajoins = $v < 9;
# TODO find out which version supports the RETURNING syntax
# 8i (8.1) has it and earlier docs are a 404 on oracle.com
my $test_server_supports_insert_returning = $v >= 8.001;
is (
DBICTest::Schema->connect($dsn, $user, $pass)->storage->_use_insert_returning,
$test_server_supports_insert_returning,
'insert returning capability guessed correctly'
);
isa_ok (DBICTest::Schema->connect($dsn, $user, $pass)->storage->sql_maker, 'DBIx::Class::SQLMaker::Oracle');
# see if determining a driver with bad credentials throws propely
throws_ok {
DBICTest::Schema->connect($dsn, "BORKED BORKED USER $user", $pass)->storage->sql_maker;
} qr/DBI Connection failed/;
##########
# the recyclebin (new for 10g) sometimes comes in the way
my $on_connect_sql = $v >= 10 ? ["ALTER SESSION SET recyclebin = OFF"] : [];
# iterate all tests on following options
my @tryopt = (
{ on_connect_do => $on_connect_sql },
{ quote_char => '"', on_connect_do => $on_connect_sql },
);
# keep a database handle open for cleanup
my ($dbh, $dbh2);
my $schema;
for my $use_insert_returning ($test_server_supports_insert_returning ? (1,0) : (0) ) {
for my $force_ora_joins ($test_server_supports_only_orajoins ? (0) : (0,1) ) {
no warnings qw/once redefine/;
my $old_connection = DBICTest::Schema->can('connection');
local *DBICTest::Schema::connection = subname 'DBICTest::Schema::connection' => sub {
my $s = shift->$old_connection (@_);
$s->storage->_use_insert_returning ($use_insert_returning);
$s->storage->sql_maker_class('DBIx::Class::SQLMaker::OracleJoins') if $force_ora_joins;
$s;
};
for my $opt (@tryopt) {
# clean all cached sequences from previous run
for (map { values %{DBICTest::Schema->source($_)->columns_info} } (qw/Artist CD Track/) ) {
delete $_->{sequence};
}
my $schema = DBICTest::Schema->connect($dsn, $user, $pass, $opt);
$dbh = $schema->storage->dbh;
my $q = $schema->storage->sql_maker->quote_char || '';
do_creates($dbh, $q);
_run_tests($schema, $opt);
}
}
}
sub _run_tests {
my ($schema, $opt) = @_;
my $q = $schema->storage->sql_maker->quote_char || '';
# test primary key handling with multiple triggers
my ($new, $seq);
my $new_artist = $schema->resultset('Artist')->create({ name => 'foo' });
my $new_cd = $schema->resultset('CD')->create({ artist => 1, title => 'EP C', year => '2003' });
SKIP: {
skip 'not detecting sequences when using INSERT ... RETURNING', 4
if $schema->storage->_use_insert_returning;
is($new_artist->artistid, 1, "Oracle Auto-PK worked for standard sqlt-like trigger");
$seq = $new_artist->result_source->column_info('artistid')->{sequence};
$seq = $$seq if ref $seq;
like ($seq, qr/\.${q}artist_pk_seq${q}$/, 'Correct PK sequence selected for sqlt-like trigger');
is($new_cd->cdid, 1, 'Oracle Auto-PK worked - using scalar ref as table name/custom weird trigger');
$seq = $new_cd->result_source->column_info('cdid')->{sequence};
$seq = $$seq if ref $seq;
like ($seq, qr/\.${q}cd_seq${q}$/, 'Correct PK sequence selected for custom trigger');
}
# test PKs again with fully-qualified table name
my $artistfqn_rs = $schema->resultset('ArtistFQN');
my $artist_rsrc = $artistfqn_rs->result_source;
delete $artist_rsrc->column_info('artistid')->{sequence};
$new = $artistfqn_rs->create( { name => 'bar' } );
is_deeply( {map { $_ => $new->$_ } $artist_rsrc->primary_columns},
{ artistid => 2, autoinc_col => 2},
"Oracle Multi-Auto-PK worked with fully-qualified tablename" );
delete $artist_rsrc->column_info('artistid')->{sequence};
$new = $artistfqn_rs->create( { name => 'bar', autoinc_col => 1000 } );
is( $new->artistid, 3, "Oracle Auto-PK worked with fully-qualified tablename" );
is( $new->autoinc_col, 1000, "Oracle Auto-Inc overruled with fully-qualified tablename");
is( $new->default_value_col, 'default_value', $schema->storage->_use_insert_returning
? 'Check retrieve_on_insert on default_value_col with INSERT ... RETURNING'
: 'Check retrieve_on_insert on default_value_col without INSERT ... RETURNING'
);
SKIP: {
skip 'not detecting sequences when using INSERT ... RETURNING', 1
if $schema->storage->_use_insert_returning;
$seq = $new->result_source->column_info('artistid')->{sequence};
$seq = $$seq if ref $seq;
like ($seq, qr/\.${q}artist_pk_seq${q}$/, 'Correct PK sequence selected for sqlt-like trigger');
}
# test LIMIT support
for (1..6) {
$schema->resultset('Artist')->create({ name => 'Artist ' . $_ });
}
my $it = $schema->resultset('Artist')->search( { name => { -like => 'Artist %' } }, {
rows => 3,
offset => 4,
order_by => 'artistid'
});
is( $it->count, 2, "LIMIT count past end of RS ok" );
is( $it->next->name, "Artist 5", "iterator->next ok" );
is( $it->next->name, "Artist 6", "iterator->next ok" );
is( $it->next, undef, "next past end of resultset ok" );
# test identifiers over the 30 char limit
lives_ok {
my @results = $schema->resultset('CD')->search(undef, {
prefetch => 'very_long_artist_relationship',
rows => 3,
offset => 0,
})->all;
ok( scalar @results > 0, 'limit with long identifiers returned something');
} 'limit with long identifiers executed successfully';
# test rel names over the 30 char limit
my $query = $schema->resultset('Artist')->search({
artistid => 1
}, {
prefetch => 'cds_very_very_very_long_relationship_name'
});
lives_and {
is $query->first->cds_very_very_very_long_relationship_name->first->cdid, 1
} 'query with rel name over 30 chars survived and worked';
# test rel names over the 30 char limit using group_by and join
{
my @group_cols = ( 'me.name' );
my $query = $schema->resultset('Artist')->search({
artistid => 1
}, {
select => \@group_cols,
as => [map { /^\w+\.(\w+)$/ } @group_cols],
join => [qw( cds_very_very_very_long_relationship_name )],
group_by => \@group_cols,
});
lives_and {
my @got = $query->get_column('name')->all();
is_deeply \@got, [$new_artist->name];
} 'query with rel name over 30 chars worked on join, group_by for me col';
lives_and {
is $query->count(), 1
} 'query with rel name over 30 chars worked on join, group_by, count for me col';
}
{
my @group_cols = ( 'cds_very_very_very_long_relationship_name.title' );
my $query = $schema->resultset('Artist')->search({
artistid => 1
}, {
select => \@group_cols,
as => [map { /^\w+\.(\w+)$/ } @group_cols],
join => [qw( cds_very_very_very_long_relationship_name )],
group_by => \@group_cols,
});
lives_and {
my @got = $query->get_column('title')->all();
is_deeply \@got, [$new_cd->title];
} 'query with rel name over 30 chars worked on join, group_by for long rel col';
lives_and {
is $query->count(), 1
} 'query with rel name over 30 chars worked on join, group_by, count for long rel col';
}
# rel name over 30 char limit with user condition
# This requires walking the SQLA data structure.
{
$query = $schema->resultset('Artist')->search({
'cds_very_very_very_long_relationship_name.title' => 'EP C'
}, {
prefetch => 'cds_very_very_very_long_relationship_name'
});
lives_and {
is $query->first->cds_very_very_very_long_relationship_name->first->cdid, 1
} 'query with rel name over 30 chars and user condition survived and worked';
}
# test join with row count ambiguity
my $cd = $schema->resultset('CD')->next;
my $track = $cd->create_related('tracks', { position => 1, title => 'Track1'} );
my $tjoin = $schema->resultset('Track')->search({ 'me.title' => 'Track1'}, {
join => 'cd', rows => 2
});
ok(my $row = $tjoin->next);
is($row->title, 'Track1', "ambiguous column ok");
# check count distinct with multiple columns
my $other_track = $schema->resultset('Track')->create({ cd => $cd->cdid, position => 1, title => 'Track2' });
my $tcount = $schema->resultset('Track')->search(
{},
{
select => [ qw/position title/ ],
distinct => 1,
}
);
is($tcount->count, 2, 'multiple column COUNT DISTINCT ok');
$tcount = $schema->resultset('Track')->search(
{},
{
columns => [ qw/position title/ ],
distinct => 1,
}
);
is($tcount->count, 2, 'multiple column COUNT DISTINCT ok');
$tcount = $schema->resultset('Track')->search(
{},
{
group_by => [ qw/position title/ ]
}
);
is($tcount->count, 2, 'multiple column COUNT DISTINCT using column syntax ok');
# check group_by
my $g_rs = $schema->resultset('Track')->search( undef, { columns=>[qw/trackid position/], group_by=> [ qw/trackid position/ ] , rows => 2, offset => 1 });
is( scalar $g_rs->all, 1, "Group by with limit OK" );
# test with_deferred_fk_checks
lives_ok {
$schema->storage->with_deferred_fk_checks(sub {
$schema->resultset('Track')->create({
trackid => 999, cd => 999, position => 1, title => 'deferred FK track'
});
$schema->resultset('CD')->create({
artist => 1, cdid => 999, year => '2003', title => 'deferred FK cd'
});
});
} 'with_deferred_fk_checks code survived';
is eval { $schema->resultset('Track')->find(999)->title }, 'deferred FK track',
'code in with_deferred_fk_checks worked';
throws_ok {
$schema->resultset('Track')->create({
trackid => 1, cd => 9999, position => 1, title => 'Track1'
});
} qr/constraint/i, 'with_deferred_fk_checks is off';
# test auto increment using sequences WITHOUT triggers
for (1..5) {
my $st = $schema->resultset('SequenceTest')->create({ name => 'foo' });
is($st->pkid1, $_, "Oracle Auto-PK without trigger: First primary key");
is($st->pkid2, $_ + 9, "Oracle Auto-PK without trigger: Second primary key");
is($st->nonpkid, $_ + 19, "Oracle Auto-PK without trigger: Non-primary key");
}
my $st = $schema->resultset('SequenceTest')->create({ name => 'foo', pkid1 => 55 });
is($st->pkid1, 55, "Oracle Auto-PK without trigger: First primary key set manually");
# test populate (identity, success and error handling)
my $art_rs = $schema->resultset('Artist');
my $seq_pos = $art_rs->get_column('artistid')->max;
ok($seq_pos, 'Starting with something in the artist table');
my $pop_rs = $schema->resultset('Artist')->search(
{ name => { -like => 'pop_art_%' } },
{ order_by => 'artistid' }
);
$art_rs->delete;
lives_ok {
$pop_rs->populate([
map { +{ name => "pop_art_$_" } }
(1,2,3)
]);
is_deeply (
[ $pop_rs->get_column('artistid')->all ],
[ map { $seq_pos + $_ } (1,2,3) ],
'Sequence works after empty-table insertion'
);
} 'Populate without identity does not throw';
lives_ok {
$pop_rs->populate([
map { +{ artistid => $_, name => "pop_art_$_" } }
(1,2,3)
]);
is_deeply (
[ $pop_rs->get_column('artistid')->all ],
[ 1,2,3, map { $seq_pos + $_ } (1,2,3) ],
'Explicit id population works'
);
} 'Populate with identity does not throw';
throws_ok {
$pop_rs->populate([
map { +{ artistid => $_, name => "pop_art_$_" } }
(200, 1, 300)
]);
} qr/unique constraint.+populate slice.+name => "pop_art_1"/s, 'Partially failed populate throws';
is_deeply (
[ $pop_rs->get_column('artistid')->all ],
[ 1,2,3, map { $seq_pos + $_ } (1,2,3) ],
'Partially failed populate did not alter table contents'
);
# test complex join (exercise orajoins)
lives_ok { is_deeply (
$schema->resultset('CD')->search(
{ 'artist.name' => 'pop_art_1', 'me.cdid' => { '!=', 999} },
{ join => 'artist', prefetch => 'tracks', rows => 4, order_by => 'tracks.trackid' }
)->all_hri,
[{
artist => 1,
cdid => 1,
genreid => undef,
single_track => undef,
title => "EP C",
tracks => [
{
cd => 1,
last_updated_at => undef,
last_updated_on => undef,
position => 1,
title => "Track1",
trackid => 1
},
{
cd => 1,
last_updated_at => undef,
last_updated_on => undef,
position => 1,
title => "Track2",
trackid => 2
},
],
year => 2003
}],
'Correct set of data prefetched',
) } 'complex prefetch ok';
# test sequence detection from a different schema
SKIP: {
TODO: {
skip ((join '',
'Set DBICTEST_ORA_EXTRAUSER_DSN, _USER and _PASS to a *DIFFERENT* Oracle user',
' to run the cross-schema sequence detection test.'),
1) unless $dsn2 && $user2 && $user2 ne $user;
skip 'not detecting cross-schema sequence name when using INSERT ... RETURNING', 1
if $schema->storage->_use_insert_returning;
# Oracle8i Reference Release 2 (8.1.6)
# http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a76961/ch294.htm#993
# Oracle Database Reference 10g Release 2 (10.2)
# http://download.oracle.com/docs/cd/B19306_01/server.102/b14237/statviews_2107.htm#sthref1297
todo_skip "On Oracle8i all_triggers view is empty, i don't yet know why...", 1
if $schema->storage->_server_info->{normalized_dbms_version} < 9;
my $schema2 = $schema->connect($dsn2, $user2, $pass2, $opt);
my $dbh2 = $schema2->storage->dbh;
# create identically named tables/sequences in the other schema
do_creates($dbh2, $q);
# grand select privileges to the 2nd user
$dbh->do("GRANT INSERT ON ${q}artist${q} TO " . uc $user2);
$dbh->do("GRANT SELECT ON ${q}artist${q} TO " . uc $user2);
$dbh->do("GRANT SELECT ON ${q}artist_pk_seq${q} TO " . uc $user2);
$dbh->do("GRANT SELECT ON ${q}artist_autoinc_seq${q} TO " . uc $user2);
# test with a fully qualified table (user1/schema prepended)
my $rs2 = $schema2->resultset('ArtistFQN');
delete $rs2->result_source->column_info('artistid')->{sequence};
lives_and {
my $row = $rs2->create({ name => 'From Different Schema' });
ok $row->artistid;
} 'used autoinc sequence across schemas';
# now quote the sequence name (do_creates always uses an lc name)
my $q_seq = $q
? '"artist_pk_seq"'
: '"ARTIST_PK_SEQ"'
;
delete $rs2->result_source->column_info('artistid')->{sequence};
$dbh->do(qq{
CREATE OR REPLACE TRIGGER ${q}artist_insert_trg_pk${q}
BEFORE INSERT ON ${q}artist${q}
FOR EACH ROW
BEGIN
IF :new.${q}artistid${q} IS NULL THEN
SELECT $q_seq.nextval
INTO :new.${q}artistid${q}
FROM DUAL;
END IF;
END;
});
lives_and {
my $row = $rs2->create({ name => 'From Different Schema With Quoted Sequence' });
ok $row->artistid;
} 'used quoted autoinc sequence across schemas';
is_deeply $rs2->result_source->column_info('artistid')->{sequence},
\( (uc $user) . ".$q_seq"),
'quoted sequence name correctly extracted';
# try an insert operation on the default user2 artist
my $art1 = $schema->resultset('Artist');
my $art2 = $schema2->resultset('Artist');
my $art1_count = $art1->count || 0;
my $art2_count = $art2->count;
is( $art2_count, 0, 'No artists created yet in second schema' );
delete $art2->result_source->column_info('artistid')->{sequence};
my $new_art = $art2->create({ name => '2nd best' });
is ($art1->count, $art1_count, 'No new rows in main schema');
is ($art2->count, 1, 'One artist create in 2nd schema');
is( $new_art->artistid, 1, 'Expected first PK' );
do_clean ($dbh2);
}}
do_clean ($dbh);
}
done_testing;
sub do_creates {
my ($dbh, $q) = @_;
do_clean($dbh);
$dbh->do("CREATE SEQUENCE ${q}artist_autoinc_seq${q} START WITH 1 MAXVALUE 999999 MINVALUE 0");
$dbh->do("CREATE SEQUENCE ${q}artist_pk_seq${q} START WITH 1 MAXVALUE 999999 MINVALUE 0");
$dbh->do("CREATE SEQUENCE ${q}cd_seq${q} START WITH 1 MAXVALUE 999999 MINVALUE 0");
$dbh->do("CREATE SEQUENCE ${q}track_seq${q} START WITH 1 MAXVALUE 999999 MINVALUE 0");
$dbh->do("CREATE SEQUENCE ${q}nonpkid_seq${q} START WITH 20 MAXVALUE 999999 MINVALUE 0");
# this one is always quoted as per manually specified sequence =>
$dbh->do('CREATE SEQUENCE "pkid1_seq" START WITH 1 MAXVALUE 999999 MINVALUE 0');
# this one is always unquoted as per manually specified sequence =>
$dbh->do("CREATE SEQUENCE pkid2_seq START WITH 10 MAXVALUE 999999 MINVALUE 0");
$dbh->do("CREATE TABLE ${q}artist${q} (${q}artistid${q} NUMBER(12), ${q}name${q} VARCHAR(255),${q}default_value_col${q} VARCHAR(255) DEFAULT 'default_value', ${q}autoinc_col${q} NUMBER(12), ${q}rank${q} NUMBER(38), ${q}charfield${q} VARCHAR2(10))");
$dbh->do("ALTER TABLE ${q}artist${q} ADD (CONSTRAINT ${q}artist_pk${q} PRIMARY KEY (${q}artistid${q}))");
$dbh->do("CREATE TABLE ${q}sequence_test${q} (${q}pkid1${q} NUMBER(12), ${q}pkid2${q} NUMBER(12), ${q}nonpkid${q} NUMBER(12), ${q}name${q} VARCHAR(255))");
$dbh->do("ALTER TABLE ${q}sequence_test${q} ADD (CONSTRAINT ${q}sequence_test_constraint${q} PRIMARY KEY (${q}pkid1${q}, ${q}pkid2${q}))");
# table cd will be unquoted => Oracle will see it as uppercase
$dbh->do("CREATE TABLE cd (${q}cdid${q} NUMBER(12), ${q}artist${q} NUMBER(12), ${q}title${q} VARCHAR(255), ${q}year${q} VARCHAR(4), ${q}genreid${q} NUMBER(12), ${q}single_track${q} NUMBER(12))");
$dbh->do("ALTER TABLE cd ADD (CONSTRAINT ${q}cd_pk${q} PRIMARY KEY (${q}cdid${q}))");
$dbh->do("CREATE TABLE ${q}track${q} (${q}trackid${q} NUMBER(12), ${q}cd${q} NUMBER(12) REFERENCES CD(${q}cdid${q}) DEFERRABLE, ${q}position${q} NUMBER(12), ${q}title${q} VARCHAR(255), ${q}last_updated_on${q} DATE, ${q}last_updated_at${q} DATE)");
$dbh->do("ALTER TABLE ${q}track${q} ADD (CONSTRAINT ${q}track_pk${q} PRIMARY KEY (${q}trackid${q}))");
$dbh->do(qq{
CREATE OR REPLACE TRIGGER ${q}artist_insert_trg_auto${q}
BEFORE INSERT ON ${q}artist${q}
FOR EACH ROW
BEGIN
IF :new.${q}autoinc_col${q} IS NULL THEN
SELECT ${q}artist_autoinc_seq${q}.nextval
INTO :new.${q}autoinc_col${q}
FROM DUAL;
END IF;
END;
});
$dbh->do(qq{
CREATE OR REPLACE TRIGGER ${q}artist_insert_trg_pk${q}
BEFORE INSERT ON ${q}artist${q}
FOR EACH ROW
BEGIN
IF :new.${q}artistid${q} IS NULL THEN
SELECT ${q}artist_pk_seq${q}.nextval
INTO :new.${q}artistid${q}
FROM DUAL;
END IF;
END;
});
$dbh->do(qq{
CREATE OR REPLACE TRIGGER ${q}cd_insert_trg${q}
BEFORE INSERT OR UPDATE ON cd
FOR EACH ROW
DECLARE
tmpVar NUMBER;
BEGIN
tmpVar := 0;
IF :new.${q}cdid${q} IS NULL THEN
SELECT ${q}cd_seq${q}.nextval
INTO tmpVar
FROM dual;
:new.${q}cdid${q} := tmpVar;
END IF;
END;
});
$dbh->do(qq{
CREATE OR REPLACE TRIGGER ${q}track_insert_trg${q}
BEFORE INSERT ON ${q}track${q}
FOR EACH ROW
BEGIN
IF :new.${q}trackid${q} IS NULL THEN
SELECT ${q}track_seq${q}.nextval
INTO :new.${q}trackid${q}
FROM DUAL;
END IF;
END;
});
}
# clean up our mess
sub do_clean {
my $dbh = shift || return;
for my $q ('', '"') {
my @clean = (
"DROP TRIGGER ${q}track_insert_trg${q}",
"DROP TRIGGER ${q}cd_insert_trg${q}",
"DROP TRIGGER ${q}artist_insert_trg_auto${q}",
"DROP TRIGGER ${q}artist_insert_trg_pk${q}",
"DROP SEQUENCE ${q}nonpkid_seq${q}",
"DROP SEQUENCE ${q}pkid2_seq${q}",
"DROP SEQUENCE ${q}pkid1_seq${q}",
"DROP SEQUENCE ${q}track_seq${q}",
"DROP SEQUENCE ${q}cd_seq${q}",
"DROP SEQUENCE ${q}artist_autoinc_seq${q}",
"DROP SEQUENCE ${q}artist_pk_seq${q}",
"DROP TABLE ${q}bindtype_test${q}",
"DROP TABLE ${q}sequence_test${q}",
"DROP TABLE ${q}track${q}",
"DROP TABLE ${q}cd${q}",
"DROP TABLE ${q}artist${q}",
);
eval { $dbh -> do ($_) } for @clean;
}
}
END {
for ($dbh, $dbh2) {
next unless $_;
local $SIG{__WARN__} = sub {};
do_clean($_);
}
undef $dbh;
undef $dbh2;
}