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1 | use strict; |
2 | use warnings; |
3 | |
4 | use Test::Exception; |
5 | use Test::More; |
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6 | use DBIx::Class::Optional::Dependencies (); |
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7 | use lib qw(t/lib); |
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8 | |
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9 | $ENV{NLS_SORT} = "BINARY"; |
10 | $ENV{NLS_COMP} = "BINARY"; |
11 | $ENV{NLS_LANG} = "AMERICAN"; |
12 | |
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13 | my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_ORA_${_}" } qw/DSN USER PASS/}; |
14 | |
15 | plan skip_all => 'Set $ENV{DBICTEST_ORA_DSN}, _USER and _PASS to run this test.' |
16 | unless ($dsn && $user && $pass); |
17 | |
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18 | plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('rdbms_oracle') |
19 | unless DBIx::Class::Optional::Dependencies->req_ok_for ('rdbms_oracle'); |
20 | |
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21 | use DBICTest::Schema::Artist; |
22 | BEGIN { |
23 | DBICTest::Schema::Artist->add_column('parentid'); |
24 | |
25 | DBICTest::Schema::Artist->has_many( |
26 | children => 'DBICTest::Schema::Artist', |
27 | { 'foreign.parentid' => 'self.artistid' } |
28 | ); |
29 | |
30 | DBICTest::Schema::Artist->belongs_to( |
31 | parent => 'DBICTest::Schema::Artist', |
32 | { 'foreign.artistid' => 'self.parentid' } |
33 | ); |
34 | } |
35 | |
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36 | use DBICTest; |
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37 | use DBICTest::Schema; |
38 | |
39 | my $schema = DBICTest::Schema->connect($dsn, $user, $pass); |
40 | |
41 | note "Oracle Version: " . $schema->storage->_server_info->{dbms_version}; |
42 | |
43 | my $dbh = $schema->storage->dbh; |
44 | do_creates($dbh); |
45 | |
46 | ### test hierarchical queries |
47 | { |
48 | $schema->resultset('Artist')->create ({ |
49 | name => 'root', |
50 | rank => 1, |
51 | cds => [], |
52 | children => [ |
53 | { |
54 | name => 'child1', |
55 | rank => 2, |
56 | children => [ |
57 | { |
58 | name => 'grandchild', |
59 | rank => 3, |
60 | cds => [ |
61 | { |
62 | title => "grandchilds's cd" , |
63 | year => '2008', |
64 | tracks => [ |
65 | { |
66 | position => 1, |
67 | title => 'Track 1 grandchild', |
68 | } |
69 | ], |
70 | } |
71 | ], |
72 | children => [ |
73 | { |
74 | name => 'greatgrandchild', |
75 | rank => 3, |
76 | } |
77 | ], |
78 | } |
79 | ], |
80 | }, |
81 | { |
82 | name => 'child2', |
83 | rank => 3, |
84 | }, |
85 | ], |
86 | }); |
87 | |
88 | $schema->resultset('Artist')->create({ |
89 | name => 'cycle-root', |
90 | children => [ |
91 | { |
92 | name => 'cycle-child1', |
93 | children => [ { name => 'cycle-grandchild' } ], |
94 | }, |
95 | { |
96 | name => 'cycle-child2' |
97 | }, |
98 | ], |
99 | }); |
100 | |
101 | $schema->resultset('Artist')->find({ name => 'cycle-root' }) |
102 | ->update({ parentid => { -ident => 'artistid' } }); |
103 | |
104 | # select the whole tree |
105 | { |
106 | my $rs = $schema->resultset('Artist')->search({}, { |
107 | start_with => { name => 'root' }, |
108 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
109 | }); |
110 | |
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111 | is_deeply ( |
112 | [ $rs->get_column ('name')->all ], |
113 | [ qw/root child1 grandchild greatgrandchild child2/ ], |
114 | 'got artist tree', |
115 | ); |
116 | |
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117 | is( $rs->count, 5, 'Connect By count ok' ); |
118 | } |
119 | |
120 | # use order siblings by statement |
121 | SKIP: { |
122 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
123 | skip q{Oracle8i doesn't support ORDER SIBLINGS BY}, 1 |
124 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
125 | |
126 | my $rs = $schema->resultset('Artist')->search({}, { |
127 | start_with => { name => 'root' }, |
128 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
129 | order_siblings_by => { -desc => 'name' }, |
130 | }); |
131 | |
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132 | is_deeply ( |
133 | [ $rs->get_column ('name')->all ], |
134 | [ qw/root child2 child1 grandchild greatgrandchild/ ], |
135 | 'Order Siblings By ok', |
136 | ); |
137 | } |
138 | |
139 | # get the root node |
140 | { |
141 | my $rs = $schema->resultset('Artist')->search({ parentid => undef }, { |
142 | start_with => { name => 'root' }, |
143 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
144 | }); |
145 | |
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146 | is_deeply( |
147 | [ $rs->get_column('name')->all ], |
148 | [ 'root' ], |
149 | 'found root node', |
150 | ); |
151 | } |
152 | |
153 | # combine a connect by with a join |
154 | SKIP: { |
155 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
156 | skip q{Oracle8i doesn't support connect by with join}, 1 |
157 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
158 | |
159 | my $rs = $schema->resultset('Artist')->search( |
160 | {'cds.title' => { -like => '%cd'} }, |
161 | { |
162 | join => 'cds', |
163 | start_with => { 'me.name' => 'root' }, |
164 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
165 | } |
166 | ); |
167 | |
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168 | is_deeply( |
169 | [ $rs->get_column('name')->all ], |
170 | [ 'grandchild' ], |
171 | 'Connect By with a join result name ok' |
172 | ); |
173 | |
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174 | is( $rs->count, 1, 'Connect By with a join; count ok' ); |
175 | } |
176 | |
177 | # combine a connect by with order_by |
178 | { |
179 | my $rs = $schema->resultset('Artist')->search({}, { |
180 | start_with => { name => 'root' }, |
181 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
182 | order_by => { -asc => [ 'LEVEL', 'name' ] }, |
183 | }); |
184 | |
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185 | # Don't use "$rs->get_column ('name')->all" they build a query arround the $rs. |
186 | # If $rs has a order by, the order by is in the subquery and this doesn't work with Oracle 8i. |
187 | # TODO: write extra test and fix order by handling on Oracle 8i |
188 | is_deeply ( |
189 | [ map { $_->[1] } $rs->cursor->all ], |
190 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
191 | 'Connect By with a order_by - result name ok (without get_column)' |
192 | ); |
193 | |
194 | SKIP: { |
195 | skip q{Connect By with a order_by - result name ok (with get_column), Oracle8i doesn't support order by in a subquery},1 |
196 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
197 | is_deeply ( |
198 | [ $rs->get_column ('name')->all ], |
199 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
200 | 'Connect By with a order_by - result name ok (with get_column)' |
201 | ); |
202 | } |
203 | } |
204 | |
205 | |
206 | # limit a connect by |
207 | SKIP: { |
208 | skip q{Oracle8i doesn't support order by in a subquery}, 1 |
209 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
210 | |
211 | my $rs = $schema->resultset('Artist')->search({}, { |
212 | start_with => { name => 'root' }, |
213 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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214 | order_by => [ { -asc => 'name' }, { -desc => 'artistid' } ], |
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215 | rows => 2, |
216 | }); |
217 | |
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218 | is_deeply ( |
219 | [ $rs->get_column ('name')->all ], |
220 | [qw/child1 child2/], |
221 | 'LIMIT a Connect By query - correct names' |
222 | ); |
223 | |
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224 | is( $rs->count, 2, 'Connect By; LIMIT count ok' ); |
225 | } |
226 | |
227 | # combine a connect_by with group_by and having |
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228 | # add some bindvals to make sure things still work |
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229 | { |
230 | my $rs = $schema->resultset('Artist')->search({}, { |
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231 | select => \[ 'COUNT(rank) + ?', [ __cbind => 3 ] ], |
232 | as => 'cnt', |
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233 | start_with => { name => 'root' }, |
234 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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235 | group_by => \[ 'rank + ? ', [ __gbind => 1] ], |
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236 | having => \[ 'count(rank) < ?', [ cnt => 2 ] ], |
237 | }); |
238 | |
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239 | is_deeply ( |
240 | [ $rs->get_column ('cnt')->all ], |
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241 | [4, 4], |
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242 | 'Group By a Connect By query - correct values' |
243 | ); |
244 | } |
245 | |
246 | # select the whole cycle tree without nocylce |
247 | { |
248 | my $rs = $schema->resultset('Artist')->search({}, { |
249 | start_with => { name => 'cycle-root' }, |
250 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
251 | }); |
252 | |
253 | # ORA-01436: CONNECT BY loop in user data |
254 | throws_ok { $rs->get_column ('name')->all } qr/ORA-01436/, |
255 | "connect by initify loop detection without nocycle"; |
256 | } |
257 | |
258 | # select the whole cycle tree with nocylce |
259 | SKIP: { |
260 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/expressi.htm#1023748 |
261 | skip q{Oracle8i doesn't support connect by nocycle}, 1 |
262 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
263 | |
264 | my $rs = $schema->resultset('Artist')->search({}, { |
265 | start_with => { name => 'cycle-root' }, |
266 | '+select' => \ 'CONNECT_BY_ISCYCLE', |
267 | '+as' => [ 'connector' ], |
268 | connect_by_nocycle => { parentid => { -prior => { -ident => 'artistid' } } }, |
269 | }); |
270 | |
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271 | is_deeply ( |
272 | [ $rs->get_column ('name')->all ], |
273 | [ qw/cycle-root cycle-child1 cycle-grandchild cycle-child2/ ], |
274 | 'got artist tree with nocycle (name)', |
275 | ); |
276 | is_deeply ( |
277 | [ $rs->get_column ('connector')->all ], |
278 | [ qw/1 0 0 0/ ], |
279 | 'got artist tree with nocycle (CONNECT_BY_ISCYCLE)', |
280 | ); |
281 | |
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282 | is( $rs->count, 4, 'Connect By Nocycle count ok' ); |
283 | } |
284 | } |
285 | |
286 | done_testing; |
287 | |
288 | sub do_creates { |
289 | my $dbh = shift; |
290 | |
291 | eval { |
292 | $dbh->do("DROP SEQUENCE artist_autoinc_seq"); |
293 | $dbh->do("DROP SEQUENCE artist_pk_seq"); |
294 | $dbh->do("DROP SEQUENCE cd_seq"); |
295 | $dbh->do("DROP SEQUENCE track_seq"); |
296 | $dbh->do("DROP TABLE artist"); |
297 | $dbh->do("DROP TABLE track"); |
298 | $dbh->do("DROP TABLE cd"); |
299 | }; |
300 | |
301 | $dbh->do("CREATE SEQUENCE artist_pk_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
302 | $dbh->do("CREATE SEQUENCE cd_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
303 | $dbh->do("CREATE SEQUENCE track_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
304 | |
305 | $dbh->do("CREATE TABLE artist (artistid NUMBER(12), parentid NUMBER(12), name VARCHAR(255), autoinc_col NUMBER(12), rank NUMBER(38), charfield VARCHAR2(10))"); |
306 | $dbh->do("ALTER TABLE artist ADD (CONSTRAINT artist_pk PRIMARY KEY (artistid))"); |
307 | |
308 | $dbh->do("CREATE TABLE cd (cdid NUMBER(12), artist NUMBER(12), title VARCHAR(255), year VARCHAR(4), genreid NUMBER(12), single_track NUMBER(12))"); |
309 | $dbh->do("ALTER TABLE cd ADD (CONSTRAINT cd_pk PRIMARY KEY (cdid))"); |
310 | |
311 | $dbh->do("CREATE TABLE track (trackid NUMBER(12), cd NUMBER(12) REFERENCES cd(cdid) DEFERRABLE, position NUMBER(12), title VARCHAR(255), last_updated_on DATE, last_updated_at DATE, small_dt DATE)"); |
312 | $dbh->do("ALTER TABLE track ADD (CONSTRAINT track_pk PRIMARY KEY (trackid))"); |
313 | |
314 | $dbh->do(qq{ |
315 | CREATE OR REPLACE TRIGGER artist_insert_trg_pk |
316 | BEFORE INSERT ON artist |
317 | FOR EACH ROW |
318 | BEGIN |
319 | IF :new.artistid IS NULL THEN |
320 | SELECT artist_pk_seq.nextval |
321 | INTO :new.artistid |
322 | FROM DUAL; |
323 | END IF; |
324 | END; |
325 | }); |
326 | $dbh->do(qq{ |
327 | CREATE OR REPLACE TRIGGER cd_insert_trg |
328 | BEFORE INSERT OR UPDATE ON cd |
329 | FOR EACH ROW |
330 | |
331 | DECLARE |
332 | tmpVar NUMBER; |
333 | |
334 | BEGIN |
335 | tmpVar := 0; |
336 | |
337 | IF :new.cdid IS NULL THEN |
338 | SELECT cd_seq.nextval |
339 | INTO tmpVar |
340 | FROM dual; |
341 | |
342 | :new.cdid := tmpVar; |
343 | END IF; |
344 | END; |
345 | }); |
346 | $dbh->do(qq{ |
347 | CREATE OR REPLACE TRIGGER track_insert_trg |
348 | BEFORE INSERT ON track |
349 | FOR EACH ROW |
350 | BEGIN |
351 | IF :new.trackid IS NULL THEN |
352 | SELECT track_seq.nextval |
353 | INTO :new.trackid |
354 | FROM DUAL; |
355 | END IF; |
356 | END; |
357 | }); |
358 | } |
359 | |
360 | # clean up our mess |
361 | END { |
65d35121 |
362 | if ($schema and my $dbh = $schema->storage->dbh) { |
363 | eval { $dbh->do($_) } for ( |
364 | 'DROP SEQUENCE artist_pk_seq', |
365 | 'DROP SEQUENCE cd_seq', |
366 | 'DROP SEQUENCE track_seq', |
367 | 'DROP TABLE artist', |
368 | 'DROP TABLE track', |
369 | 'DROP TABLE cd', |
370 | ); |
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371 | }; |
65d35121 |
372 | undef $schema; |
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373 | } |