11 my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_PG_${_}" } qw/DSN USER PASS/};
13 plan skip_all => <<'EOM' unless $dsn && $user;
14 Set $ENV{DBICTEST_PG_DSN}, _USER and _PASS to run this test
15 ( NOTE: This test drops and creates tables called 'artist', 'cd',
16 'timestamp_primary_key_test', 'track', 'casecheck', 'array_test' and
17 'sequence_test' as well as following sequences: 'pkid1_seq', 'pkid2_seq' and
18 'nonpkid_seq'. as well as following schemas: 'dbic_t_schema',
19 'dbic_t_schema_2', 'dbic_t_schema_3', 'dbic_t_schema_4', and 'dbic_t_schema_5')
22 ### load any test classes that are defined further down in the file via BEGIN blocks
24 our @test_classes; #< array that will be pushed into by test classes defined in this file
25 DBICTest::Schema->load_classes( map {s/.+:://;$_} @test_classes ) if @test_classes;
27 ### pre-connect tests (keep each test separate as to make sure rebless() runs)
29 my $s = DBICTest::Schema->connect($dsn, $user, $pass);
31 ok (!$s->storage->_dbh, 'definitely not connected');
33 # Check that datetime_parser returns correctly before we explicitly connect.
36 "Pg parser detection test needs " . DBIx::Class::Optional::Dependencies->req_missing_for ('test_dt_pg'),
38 ) unless DBIx::Class::Optional::Dependencies->req_ok_for ('test_dt_pg');
40 my $store = ref $s->storage;
41 is($store, 'DBIx::Class::Storage::DBI', 'Started with generic storage');
43 my $parser = $s->storage->datetime_parser;
44 is( $parser, 'DateTime::Format::Pg', 'datetime_parser is as expected');
47 ok (!$s->storage->_dbh, 'still not connected');
51 my $s = DBICTest::Schema->connect($dsn, $user, $pass);
52 # make sure sqlt_type overrides work (::Storage::DBI::Pg does this)
53 ok (!$s->storage->_dbh, 'definitely not connected');
54 is ($s->storage->sqlt_type, 'PostgreSQL', 'sqlt_type correct pre-connection');
55 ok (!$s->storage->_dbh, 'still not connected');
60 my $schema = DBICTest::Schema->connect($dsn, $user, $pass);
61 drop_test_schema($schema);
62 create_test_schema($schema);
64 $schema->resultset('Artist')->create({ name => 'Artist ' . $_ });
66 my $it = $schema->resultset('Artist')->search( {},
69 order_by => 'artistid' }
71 is( $it->count, 3, "LIMIT count ok" ); # ask for 3 rows out of 6 artists
72 is( $it->next->name, "Artist 3", "iterator->next ok" );
76 is( $it->next, undef, "next past end of resultset ok" );
78 # Limit with select-lock
80 $schema->txn_do (sub {
82 $schema->resultset('Artist')->find({artistid => 1}, {for => 'update', rows => 1}),
83 'DBICTest::Schema::Artist',
86 } 'Limited FOR UPDATE select works';
89 # check if we indeed do support stuff
90 my $test_server_supports_insert_returning = do {
91 my $v = DBICTest::Schema->connect($dsn, $user, $pass)
96 or die "Unparseable Pg server version: $v\n";
98 ( sprintf ('%d.%d', $1, $2) >= 8.2 ) ? 1 : 0;
101 DBICTest::Schema->connect($dsn, $user, $pass)->storage->_use_insert_returning,
102 $test_server_supports_insert_returning,
103 'insert returning capability guessed correctly'
107 for my $use_insert_returning ($test_server_supports_insert_returning
112 no warnings qw/once/;
113 local *DBICTest::Schema::connection = subname 'DBICTest::Schema::connection' => sub {
114 my $s = shift->next::method (@_);
115 $s->storage->_use_insert_returning ($use_insert_returning);
119 ### test capability override
121 my $s = DBICTest::Schema->connect($dsn, $user, $pass);
123 ok (!$s->storage->_dbh, 'definitely not connected');
126 ! ($s->storage->_use_insert_returning xor $use_insert_returning),
127 'insert returning capability set correctly',
129 ok (!$s->storage->_dbh, 'still not connected (capability override works)');
132 ### connect, create postgres-specific test schema
134 $schema = DBICTest::Schema->connect($dsn, $user, $pass);
135 $schema->storage->ensure_connected;
137 drop_test_schema($schema);
138 create_test_schema($schema);
142 # run a BIG bunch of tests for last-insert-id / Auto-PK / sequence
144 run_apk_tests($schema); #< older set of auto-pk tests
145 run_extended_apk_tests($schema); #< new extended set of auto-pk tests
149 my $test_type_info = {
151 'data_type' => 'integer',
156 'data_type' => 'character varying',
159 'default_value' => undef,
162 'data_type' => 'integer',
165 'default_value' => 13,
169 'data_type' => 'character',
172 'default_value' => undef,
175 'data_type' => 'integer[]',
178 'default_value' => undef,
182 my $type_info = $schema->storage->columns_info_for('dbic_t_schema.artist');
183 my $artistid_defval = delete $type_info->{artistid}->{default_value};
184 like($artistid_defval,
185 qr/^nextval\('([^\.]*\.){0,1}artist_artistid_seq'::(?:text|regclass)\)/,
186 'columns_info_for - sequence matches Pg get_autoinc_seq expectations');
187 is_deeply($type_info, $test_type_info,
188 'columns_info_for - column data types');
196 package DBICTest::Schema::ArrayTest;
197 push @main::test_classes, __PACKAGE__;
201 use base 'DBIx::Class::Core';
203 __PACKAGE__->table('dbic_t_schema.array_test');
204 __PACKAGE__->add_columns(qw/id arrayfield/);
205 __PACKAGE__->column_info_from_storage(1);
206 __PACKAGE__->set_primary_key('id');
210 skip "Need DBD::Pg 2.9.2 or newer for array tests", 4 if $DBD::Pg::VERSION < 2.009002;
213 $schema->resultset('ArrayTest')->create({
214 arrayfield => [1, 2],
216 } 'inserting arrayref as pg array data';
219 $schema->resultset('ArrayTest')->update({
220 arrayfield => [3, 4],
222 } 'updating arrayref as pg array data';
224 $schema->resultset('ArrayTest')->create({
225 arrayfield => [5, 6],
228 my $afield_rs = $schema->resultset('ArrayTest')->search({
229 arrayfield => \[ '= ?' => [arrayfield => [3, 4]] ], #Todo anything less ugly than this?
234 $count = $afield_rs->count
235 } 'comparing arrayref to pg array data does not blow up';
236 is($count, 1, 'comparing arrayref to pg array data gives correct result');
239 local $TODO = 'No introspection of scalarref conditions :(';
240 my $row = $afield_rs->create({});
241 is_deeply ($row->arrayfield, [3,4], 'Array value taken from $rs condition');
242 $row->discard_changes;
243 is_deeply ($row->arrayfield, [3,4], 'Array value made it to storage');
249 ########## Case check
252 package DBICTest::Schema::Casecheck;
253 push @main::test_classes, __PACKAGE__;
257 use base 'DBIx::Class::Core';
259 __PACKAGE__->table('dbic_t_schema.casecheck');
260 __PACKAGE__->add_columns(qw/id name NAME uc_name/);
261 __PACKAGE__->column_info_from_storage(1);
262 __PACKAGE__->set_primary_key('id');
265 my $name_info = $schema->source('Casecheck')->column_info( 'name' );
266 is( $name_info->{size}, 1, "Case sensitive matching info for 'name'" );
268 my $NAME_info = $schema->source('Casecheck')->column_info( 'NAME' );
269 is( $NAME_info->{size}, 2, "Case sensitive matching info for 'NAME'" );
271 my $uc_name_info = $schema->source('Casecheck')->column_info( 'uc_name' );
272 is( $uc_name_info->{size}, 3, "Case insensitive matching info for 'uc_name'" );
275 ## Test ResultSet->update
276 my $artist = $schema->resultset('Artist')->first;
277 my $cds = $artist->cds_unordered->search({
278 year => { '!=' => 2010 }
279 }, { prefetch => 'liner_notes' });
280 lives_ok { $cds->update({ year => '2010' }) } 'Update on prefetched rs';
282 ## Test SELECT ... FOR UPDATE
285 if(eval { require Sys::SigAction }) {
286 Sys::SigAction->import( 'set_sig_handler' );
289 skip "Sys::SigAction is not available", 6;
292 my ($timed_out, $artist2);
296 # Make sure that an error was raised, and that the update failed
299 ok($timed_out, "update from second schema times out");
300 ok($artist2->is_column_changed('name'), "'name' column is still dirty from second schema");
304 # Make sure that an error was NOT raised, and that the update succeeded
307 ok(! $timed_out, "update from second schema DOES NOT timeout");
308 ok(! $artist2->is_column_changed('name'), "'name' column is NOT dirty from second schema");
312 # create a new schema
313 my $schema2 = DBICTest::Schema->connect($dsn, $user, $pass);
314 $schema2->source("Artist")->name("dbic_t_schema.artist");
316 $schema->txn_do( sub {
317 my $rs = $schema->resultset('Artist')->search(
321 $t->{update_lock} ? { for => 'update' } : {}
323 ok ($rs->count, 'Count works');
325 my $artist = $rs->next;
326 is($artist->artistid, 1, "select returns artistid = 1");
330 my $h = set_sig_handler( 'ALRM', sub { die "DBICTestTimeout" } );
332 $artist2 = $schema2->resultset('Artist')->find(1);
333 $artist2->name('fooey');
337 $timed_out = $@ =~ /DBICTestTimeout/;
345 ######## other older Auto-pk tests
347 $schema->source("SequenceTest")->name("dbic_t_schema.sequence_test");
349 my $st = $schema->resultset('SequenceTest')->create({ name => 'foo' });
350 is($st->pkid1, $_, "Auto-PK for sequence without default: First primary key");
351 is($st->pkid2, $_ + 9, "Auto-PK for sequence without default: Second primary key");
352 is($st->nonpkid, $_ + 19, "Auto-PK for sequence without default: Non-primary key");
354 my $st = $schema->resultset('SequenceTest')->create({ name => 'foo', pkid1 => 55 });
355 is($st->pkid1, 55, "Auto-PK for sequence without default: First primary key set manually");
358 ######## test non-serial auto-pk
360 if ($schema->storage->_use_insert_returning) {
361 $schema->source('TimestampPrimaryKey')->name('dbic_t_schema.timestamp_primary_key_test');
362 my $row = $schema->resultset('TimestampPrimaryKey')->create({});
366 ######## test with_deferred_fk_checks
368 $schema->source('CD')->name('dbic_t_schema.cd');
369 $schema->source('Track')->name('dbic_t_schema.track');
371 $schema->storage->with_deferred_fk_checks(sub {
372 $schema->resultset('Track')->create({
373 trackid => 999, cd => 999, position => 1, title => 'deferred FK track'
375 $schema->resultset('CD')->create({
376 artist => 1, cdid => 999, year => '2003', title => 'deferred FK cd'
379 } 'with_deferred_fk_checks code survived';
381 is eval { $schema->resultset('Track')->find(999)->title }, 'deferred FK track',
382 'code in with_deferred_fk_checks worked';
385 $schema->resultset('Track')->create({
386 trackid => 1, cd => 9999, position => 1, title => 'Track1'
388 } qr/constraint/i, 'with_deferred_fk_checks is off';
394 return unless $schema;
395 drop_test_schema($schema);
396 eapk_drop_all( $schema)
400 ######### SUBROUTINES
402 sub create_test_schema {
404 $schema->storage->dbh_do(sub {
405 my (undef,$dbh) = @_;
407 local $dbh->{Warn} = 0;
409 my $std_artist_table = <<EOS;
411 artistid serial PRIMARY KEY
413 , rank INTEGER NOT NULL DEFAULT '13'
415 , arrayfield INTEGER[]
419 $dbh->do("CREATE SCHEMA dbic_t_schema");
420 $dbh->do("CREATE TABLE dbic_t_schema.artist $std_artist_table");
423 CREATE TABLE dbic_t_schema.timestamp_primary_key_test (
424 id timestamp default current_timestamp
428 CREATE TABLE dbic_t_schema.cd (
429 cdid int PRIMARY KEY,
438 CREATE TABLE dbic_t_schema.track (
440 cd int REFERENCES dbic_t_schema.cd(cdid) DEFERRABLE,
443 last_updated_on date,
444 last_updated_at date,
450 CREATE TABLE dbic_t_schema.sequence_test (
455 , CONSTRAINT pk PRIMARY KEY(pkid1, pkid2)
458 $dbh->do("CREATE SEQUENCE pkid1_seq START 1 MAXVALUE 999999 MINVALUE 0");
459 $dbh->do("CREATE SEQUENCE pkid2_seq START 10 MAXVALUE 999999 MINVALUE 0");
460 $dbh->do("CREATE SEQUENCE nonpkid_seq START 20 MAXVALUE 999999 MINVALUE 0");
462 CREATE TABLE dbic_t_schema.casecheck (
463 id serial PRIMARY KEY
466 , "UC_NAME" VARCHAR(3)
470 CREATE TABLE dbic_t_schema.array_test (
471 id serial PRIMARY KEY
472 , arrayfield INTEGER[]
475 $dbh->do("CREATE SCHEMA dbic_t_schema_2");
476 $dbh->do("CREATE TABLE dbic_t_schema_2.artist $std_artist_table");
477 $dbh->do("CREATE SCHEMA dbic_t_schema_3");
478 $dbh->do("CREATE TABLE dbic_t_schema_3.artist $std_artist_table");
479 $dbh->do('set search_path=dbic_t_schema,public');
480 $dbh->do("CREATE SCHEMA dbic_t_schema_4");
481 $dbh->do("CREATE SCHEMA dbic_t_schema_5");
483 CREATE TABLE dbic_t_schema_4.artist
485 artistid integer not null default nextval('artist_artistid_seq'::regclass) PRIMARY KEY
487 , rank INTEGER NOT NULL DEFAULT '13'
489 , arrayfield INTEGER[]
492 $dbh->do('set search_path=public,dbic_t_schema,dbic_t_schema_3');
493 $dbh->do('create sequence public.artist_artistid_seq'); #< in the public schema
495 CREATE TABLE dbic_t_schema_5.artist
497 artistid integer not null default nextval('public.artist_artistid_seq'::regclass) PRIMARY KEY
499 , rank INTEGER NOT NULL DEFAULT '13'
501 , arrayfield INTEGER[]
504 $dbh->do('set search_path=dbic_t_schema,public');
510 sub drop_test_schema {
511 my ( $schema, $warn_exceptions ) = @_;
513 $schema->storage->dbh_do(sub {
514 my (undef,$dbh) = @_;
516 local $dbh->{Warn} = 0;
519 'DROP SCHEMA dbic_t_schema_5 CASCADE',
520 'DROP SEQUENCE public.artist_artistid_seq',
521 'DROP SCHEMA dbic_t_schema_4 CASCADE',
522 'DROP SCHEMA dbic_t_schema CASCADE',
523 'DROP SEQUENCE pkid1_seq',
524 'DROP SEQUENCE pkid2_seq',
525 'DROP SEQUENCE nonpkid_seq',
526 'DROP SCHEMA dbic_t_schema_2 CASCADE',
527 'DROP SCHEMA dbic_t_schema_3 CASCADE',
529 eval { $dbh->do ($stat) };
530 diag $@ if $@ && $warn_exceptions;
536 ### auto-pk / last_insert_id / sequence discovery
540 # This is in Core now, but it's here just to test that it doesn't break
541 $schema->class('Artist')->load_components('PK::Auto');
542 cmp_ok( $schema->resultset('Artist')->count, '==', 0, 'this should start with an empty artist table');
544 # test that auto-pk also works with the defined search path by
545 # un-schema-qualifying the table name
546 apk_t_set($schema,'artist');
550 $unq_new = $schema->resultset('Artist')->create({ name => 'baz' });
551 } 'insert into unqualified, shadowed table succeeds';
553 is($unq_new && $unq_new->artistid, 1, "and got correct artistid");
555 my @test_schemas = ( [qw| dbic_t_schema_2 1 |],
556 [qw| dbic_t_schema_3 1 |],
557 [qw| dbic_t_schema_4 2 |],
558 [qw| dbic_t_schema_5 1 |],
560 foreach my $t ( @test_schemas ) {
561 my ($sch_name, $start_num) = @$t;
562 #test with dbic_t_schema_2
563 apk_t_set($schema,"$sch_name.artist");
566 $another_new = $schema->resultset('Artist')->create({ name => 'Tollbooth Willy'});
567 is( $another_new->artistid,$start_num, "got correct artistid for $sch_name")
568 or diag "USED SEQUENCE: ".($schema->source('Artist')->column_info('artistid')->{sequence} || '<none>');
569 } "$sch_name liid 1 did not die"
570 or diag "USED SEQUENCE: ".($schema->source('Artist')->column_info('artistid')->{sequence} || '<none>');
572 $another_new = $schema->resultset('Artist')->create({ name => 'Adam Sandler'});
573 is( $another_new->artistid,$start_num+1, "got correct artistid for $sch_name")
574 or diag "USED SEQUENCE: ".($schema->source('Artist')->column_info('artistid')->{sequence} || '<none>');
575 } "$sch_name liid 2 did not die"
576 or diag "USED SEQUENCE: ".($schema->source('Artist')->column_info('artistid')->{sequence} || '<none>');
581 apk_t_set($schema,'dbic_t_schema.artist');
582 my $new = $schema->resultset('Artist')->create({ name => 'foo' });
583 is($new->artistid, 4, "Auto-PK worked");
584 $new = $schema->resultset('Artist')->create({ name => 'bar' });
585 is($new->artistid, 5, "Auto-PK worked");
586 } 'old auto-pk tests did not die either';
589 # sets the artist table name and clears sequence name cache
592 $s->source("Artist")->name($n);
593 $s->source('Artist')->column_info('artistid')->{sequence} = undef; #< clear sequence name cache
597 ######## EXTENDED AUTO-PK TESTS
601 package DBICTest::Schema::ExtAPK;
602 push @main::test_classes, __PACKAGE__;
606 use base 'DBIx::Class::Core';
608 __PACKAGE__->table('apk');
610 @eapk_id_columns = qw( id1 id2 id3 id4 );
611 __PACKAGE__->add_columns(
612 map { $_ => { data_type => 'integer', is_auto_increment => 1 } }
616 __PACKAGE__->set_primary_key('id2'); #< note the SECOND column is
621 BEGIN{ @eapk_schemas = map "dbic_apk_$_", 0..5 }
622 my %seqs; #< hash of schema.table.col => currval of its (DBIC) primary key sequence
624 sub run_extended_apk_tests {
627 #save the search path and reset it at the end
628 my $search_path_save = eapk_get_search_path($schema);
630 eapk_drop_all($schema);
633 # make the test schemas and sequences
634 $schema->storage->dbh_do(sub {
635 my ( undef, $dbh ) = @_;
637 $dbh->do("CREATE SCHEMA $_")
640 $dbh->do("CREATE SEQUENCE $eapk_schemas[5].fooseq");
641 $dbh->do("SELECT setval('$eapk_schemas[5].fooseq',400)");
642 $seqs{"$eapk_schemas[1].apk.id2"} = 400;
644 $dbh->do("CREATE SEQUENCE $eapk_schemas[4].fooseq");
645 $dbh->do("SELECT setval('$eapk_schemas[4].fooseq',300)");
646 $seqs{"$eapk_schemas[3].apk.id2"} = 300;
648 $dbh->do("CREATE SEQUENCE $eapk_schemas[3].fooseq");
649 $dbh->do("SELECT setval('$eapk_schemas[3].fooseq',200)");
650 $seqs{"$eapk_schemas[4].apk.id2"} = 200;
652 $dbh->do("SET search_path = ".join ',', reverse @eapk_schemas );
655 # clear our search_path cache
656 $schema->storage->{_pg_search_path} = undef;
658 eapk_create( $schema,
659 with_search_path => [0,1],
661 eapk_create( $schema,
662 with_search_path => [1,0,'public'],
663 nextval => "$eapk_schemas[5].fooseq",
665 eapk_create( $schema,
666 with_search_path => ['public',0,1],
669 eapk_create( $schema,
670 with_search_path => [3,1,0,'public'],
671 nextval => "$eapk_schemas[4].fooseq",
673 eapk_create( $schema,
674 with_search_path => [3,1,0,'public'],
675 nextval => "$eapk_schemas[3].fooseq",
679 eapk_poke( $schema );
680 eapk_poke( $schema, 0 );
681 eapk_poke( $schema, 2 );
682 eapk_poke( $schema, 4 );
683 eapk_poke( $schema, 1 );
684 eapk_poke( $schema, 0 );
685 eapk_poke( $schema, 1 );
686 eapk_poke( $schema );
687 eapk_poke( $schema, 4 );
688 eapk_poke( $schema, 3 );
689 eapk_poke( $schema, 1 );
690 eapk_poke( $schema, 2 );
691 eapk_poke( $schema, 0 );
693 # set our search path back
694 eapk_set_search_path( $schema, @$search_path_save );
697 # do a DBIC create on the apk table in the given schema number (which is an
698 # index of @eapk_schemas)
701 my ($s, $schema_num) = @_;
703 my $schema_name = defined $schema_num
704 ? $eapk_schemas[$schema_num]
707 my $schema_name_actual = $schema_name || eapk_find_visible_schema($s);
709 $s->source('ExtAPK')->name($schema_name ? $schema_name.'.apk' : 'apk');
710 #< clear sequence name cache
711 $s->source('ExtAPK')->column_info($_)->{sequence} = undef
712 for @eapk_id_columns;
714 no warnings 'uninitialized';
717 for my $inc (1,2,3) {
718 $new = $schema->resultset('ExtAPK')->create({ id1 => 1});
719 my $proper_seqval = ++$seqs{"$schema_name_actual.apk.id2"};
720 is( $new->id2, $proper_seqval, "$schema_name_actual.apk.id2 correct inc $inc" )
721 or eapk_seq_diag($s,$schema_name);
722 $new->discard_changes;
724 for my $id ('id3','id4') {
725 my $proper_seqval = ++$seqs{"$schema_name_actual.apk.$id"};
726 is( $new->$id, $proper_seqval, "$schema_name_actual.apk.$id correct inc $inc" )
727 or eapk_seq_diag($s,$schema_name);
730 } "create in schema '$schema_name' lives"
731 or eapk_seq_diag($s,$schema_name);
734 # print diagnostic info on which sequences were found in the ExtAPK
738 my $schema = shift || eapk_find_visible_schema($s);
740 diag "$schema.apk sequences: ",
742 map "$_:".($s->source('ExtAPK')->column_info($_)->{sequence} || '<none>'),
747 # get the postgres search path as an arrayref
748 sub eapk_get_search_path {
750 # cache the search path as ['schema','schema',...] in the storage
753 return $s->storage->dbh_do(sub {
754 my (undef, $dbh) = @_;
756 my ($sp_string) = $dbh->selectrow_array('SHOW search_path');
757 while ( $sp_string =~ s/("[^"]+"|[^,]+),?// ) {
758 unless( defined $1 and length $1 ) {
759 die "search path sanity check failed: '$1'";
761 push @search_path, $1;
766 sub eapk_set_search_path {
768 my $sp = join ',',@sp;
769 $s->storage->dbh_do( sub { $_[1]->do("SET search_path = $sp") } );
772 # create the apk table in the given schema, can set whether the table name is qualified, what the nextval is for the second ID
774 my ($schema, %a) = @_;
776 $schema->storage->dbh_do(sub {
777 my (undef,$dbh) = @_;
780 if ( $a{with_search_path} ) {
781 ($searchpath_save) = $dbh->selectrow_array('SHOW search_path');
783 my $search_path = join ',',map {/\D/ ? $_ : $eapk_schemas[$_]} @{$a{with_search_path}};
785 $dbh->do("SET search_path = $search_path");
788 my $table_name = $a{qualify_table}
789 ? ($eapk_schemas[$a{qualify_table}] || die). ".apk"
791 local $_[1]->{Warn} = 0;
793 my $id_def = $a{nextval}
794 ? "integer not null default nextval('$a{nextval}'::regclass)"
797 CREATE TABLE $table_name (
800 , id3 serial primary key
805 if( $searchpath_save ) {
806 $dbh->do("SET search_path = $searchpath_save");
812 my ( $schema, $warn_exceptions ) = @_;
814 $schema->storage->dbh_do(sub {
815 my (undef,$dbh) = @_;
817 local $dbh->{Warn} = 0;
819 # drop the test schemas
820 for (@eapk_schemas ) {
821 eval{ $dbh->do("DROP SCHEMA $_ CASCADE") };
822 diag $@ if $@ && $warn_exceptions;
829 sub eapk_find_visible_schema {
833 $s->storage->dbh_do(sub {
834 $_[1]->selectrow_array(<<EOS);
836 FROM pg_catalog.pg_namespace n
837 JOIN pg_catalog.pg_class c ON c.relnamespace = n.oid
838 WHERE c.relname = 'apk'
839 AND pg_catalog.pg_table_is_visible(c.oid)