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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 | use DBICTest::RunMode; |
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9 | |
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10 | $ENV{NLS_SORT} = "BINARY"; |
11 | $ENV{NLS_COMP} = "BINARY"; |
12 | $ENV{NLS_LANG} = "AMERICAN"; |
13 | |
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14 | my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_ORA_${_}" } qw/DSN USER PASS/}; |
15 | |
16 | plan skip_all => 'Set $ENV{DBICTEST_ORA_DSN}, _USER and _PASS to run this test.' |
17 | unless ($dsn && $user && $pass); |
18 | |
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19 | plan skip_all => 'Test needs ' . DBIx::Class::Optional::Dependencies->req_missing_for ('rdbms_oracle') |
20 | unless DBIx::Class::Optional::Dependencies->req_ok_for ('rdbms_oracle'); |
21 | |
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22 | use DBICTest::Schema::Artist; |
23 | BEGIN { |
24 | DBICTest::Schema::Artist->add_column('parentid'); |
25 | |
26 | DBICTest::Schema::Artist->has_many( |
27 | children => 'DBICTest::Schema::Artist', |
28 | { 'foreign.parentid' => 'self.artistid' } |
29 | ); |
30 | |
31 | DBICTest::Schema::Artist->belongs_to( |
32 | parent => 'DBICTest::Schema::Artist', |
33 | { 'foreign.artistid' => 'self.parentid' } |
34 | ); |
35 | } |
36 | |
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37 | use DBICTest; |
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38 | use DBICTest::Schema; |
39 | |
40 | my $schema = DBICTest::Schema->connect($dsn, $user, $pass); |
41 | |
42 | note "Oracle Version: " . $schema->storage->_server_info->{dbms_version}; |
43 | |
44 | my $dbh = $schema->storage->dbh; |
45 | do_creates($dbh); |
46 | |
47 | ### test hierarchical queries |
48 | { |
49 | $schema->resultset('Artist')->create ({ |
50 | name => 'root', |
51 | rank => 1, |
52 | cds => [], |
53 | children => [ |
54 | { |
55 | name => 'child1', |
56 | rank => 2, |
57 | children => [ |
58 | { |
59 | name => 'grandchild', |
60 | rank => 3, |
61 | cds => [ |
62 | { |
63 | title => "grandchilds's cd" , |
64 | year => '2008', |
65 | tracks => [ |
66 | { |
67 | position => 1, |
68 | title => 'Track 1 grandchild', |
69 | } |
70 | ], |
71 | } |
72 | ], |
73 | children => [ |
74 | { |
75 | name => 'greatgrandchild', |
76 | rank => 3, |
77 | } |
78 | ], |
79 | } |
80 | ], |
81 | }, |
82 | { |
83 | name => 'child2', |
84 | rank => 3, |
85 | }, |
86 | ], |
87 | }); |
88 | |
89 | $schema->resultset('Artist')->create({ |
90 | name => 'cycle-root', |
91 | children => [ |
92 | { |
93 | name => 'cycle-child1', |
94 | children => [ { name => 'cycle-grandchild' } ], |
95 | }, |
96 | { |
97 | name => 'cycle-child2' |
98 | }, |
99 | ], |
100 | }); |
101 | |
102 | $schema->resultset('Artist')->find({ name => 'cycle-root' }) |
103 | ->update({ parentid => { -ident => 'artistid' } }); |
104 | |
105 | # select the whole tree |
106 | { |
107 | my $rs = $schema->resultset('Artist')->search({}, { |
108 | start_with => { name => 'root' }, |
109 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
110 | }); |
111 | |
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112 | is_deeply ( |
113 | [ $rs->get_column ('name')->all ], |
114 | [ qw/root child1 grandchild greatgrandchild child2/ ], |
115 | 'got artist tree', |
116 | ); |
117 | |
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118 | is( $rs->count, 5, 'Connect By count ok' ); |
119 | } |
120 | |
121 | # use order siblings by statement |
122 | SKIP: { |
123 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
124 | skip q{Oracle8i doesn't support ORDER SIBLINGS BY}, 1 |
125 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
126 | |
127 | my $rs = $schema->resultset('Artist')->search({}, { |
128 | start_with => { name => 'root' }, |
129 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
130 | order_siblings_by => { -desc => 'name' }, |
131 | }); |
132 | |
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133 | is_deeply ( |
134 | [ $rs->get_column ('name')->all ], |
135 | [ qw/root child2 child1 grandchild greatgrandchild/ ], |
136 | 'Order Siblings By ok', |
137 | ); |
138 | } |
139 | |
140 | # get the root node |
141 | { |
142 | my $rs = $schema->resultset('Artist')->search({ parentid => undef }, { |
143 | start_with => { name => 'root' }, |
144 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
145 | }); |
146 | |
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147 | is_deeply( |
148 | [ $rs->get_column('name')->all ], |
149 | [ 'root' ], |
150 | 'found root node', |
151 | ); |
152 | } |
153 | |
154 | # combine a connect by with a join |
155 | SKIP: { |
156 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
157 | skip q{Oracle8i doesn't support connect by with join}, 1 |
158 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
159 | |
160 | my $rs = $schema->resultset('Artist')->search( |
161 | {'cds.title' => { -like => '%cd'} }, |
162 | { |
163 | join => 'cds', |
164 | start_with => { 'me.name' => 'root' }, |
165 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
166 | } |
167 | ); |
168 | |
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169 | is_deeply( |
170 | [ $rs->get_column('name')->all ], |
171 | [ 'grandchild' ], |
172 | 'Connect By with a join result name ok' |
173 | ); |
174 | |
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175 | is( $rs->count, 1, 'Connect By with a join; count ok' ); |
176 | } |
177 | |
178 | # combine a connect by with order_by |
179 | { |
180 | my $rs = $schema->resultset('Artist')->search({}, { |
181 | start_with => { name => 'root' }, |
182 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
183 | order_by => { -asc => [ 'LEVEL', 'name' ] }, |
184 | }); |
185 | |
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186 | # Don't use "$rs->get_column ('name')->all" they build a query arround the $rs. |
187 | # If $rs has a order by, the order by is in the subquery and this doesn't work with Oracle 8i. |
188 | # TODO: write extra test and fix order by handling on Oracle 8i |
189 | is_deeply ( |
190 | [ map { $_->[1] } $rs->cursor->all ], |
191 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
192 | 'Connect By with a order_by - result name ok (without get_column)' |
193 | ); |
194 | |
195 | SKIP: { |
196 | skip q{Connect By with a order_by - result name ok (with get_column), Oracle8i doesn't support order by in a subquery},1 |
197 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
198 | is_deeply ( |
199 | [ $rs->get_column ('name')->all ], |
200 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
201 | 'Connect By with a order_by - result name ok (with get_column)' |
202 | ); |
203 | } |
204 | } |
205 | |
206 | |
207 | # limit a connect by |
208 | SKIP: { |
209 | skip q{Oracle8i doesn't support order by in a subquery}, 1 |
210 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
211 | |
212 | my $rs = $schema->resultset('Artist')->search({}, { |
213 | start_with => { name => 'root' }, |
214 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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215 | order_by => [ { -asc => 'name' }, { -desc => 'artistid' } ], |
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216 | rows => 2, |
217 | }); |
218 | |
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219 | is_deeply ( |
220 | [ $rs->get_column ('name')->all ], |
221 | [qw/child1 child2/], |
222 | 'LIMIT a Connect By query - correct names' |
223 | ); |
224 | |
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225 | is( $rs->count, 2, 'Connect By; LIMIT count ok' ); |
226 | } |
227 | |
228 | # combine a connect_by with group_by and having |
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229 | # add some bindvals to make sure things still work |
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230 | { |
231 | my $rs = $schema->resultset('Artist')->search({}, { |
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232 | select => \[ 'COUNT(rank) + ?', [ __cbind => 3 ] ], |
233 | as => 'cnt', |
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234 | start_with => { name => 'root' }, |
235 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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236 | group_by => \[ 'rank + ? ', [ __gbind => 1] ], |
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237 | having => \[ 'count(rank) < ?', [ cnt => 2 ] ], |
238 | }); |
239 | |
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240 | is_deeply ( |
241 | [ $rs->get_column ('cnt')->all ], |
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242 | [4, 4], |
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243 | 'Group By a Connect By query - correct values' |
244 | ); |
245 | } |
246 | |
247 | # select the whole cycle tree without nocylce |
248 | { |
249 | my $rs = $schema->resultset('Artist')->search({}, { |
250 | start_with => { name => 'cycle-root' }, |
251 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
252 | }); |
253 | |
254 | # ORA-01436: CONNECT BY loop in user data |
255 | throws_ok { $rs->get_column ('name')->all } qr/ORA-01436/, |
256 | "connect by initify loop detection without nocycle"; |
257 | } |
258 | |
259 | # select the whole cycle tree with nocylce |
260 | SKIP: { |
261 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/expressi.htm#1023748 |
262 | skip q{Oracle8i doesn't support connect by nocycle}, 1 |
263 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
264 | |
265 | my $rs = $schema->resultset('Artist')->search({}, { |
266 | start_with => { name => 'cycle-root' }, |
267 | '+select' => \ 'CONNECT_BY_ISCYCLE', |
268 | '+as' => [ 'connector' ], |
269 | connect_by_nocycle => { parentid => { -prior => { -ident => 'artistid' } } }, |
270 | }); |
271 | |
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272 | is_deeply ( |
273 | [ $rs->get_column ('name')->all ], |
274 | [ qw/cycle-root cycle-child1 cycle-grandchild cycle-child2/ ], |
275 | 'got artist tree with nocycle (name)', |
276 | ); |
277 | is_deeply ( |
278 | [ $rs->get_column ('connector')->all ], |
279 | [ qw/1 0 0 0/ ], |
280 | 'got artist tree with nocycle (CONNECT_BY_ISCYCLE)', |
281 | ); |
282 | |
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283 | is( $rs->count, 4, 'Connect By Nocycle count ok' ); |
284 | } |
285 | } |
286 | |
287 | done_testing; |
288 | |
289 | sub do_creates { |
290 | my $dbh = shift; |
291 | |
292 | eval { |
293 | $dbh->do("DROP SEQUENCE artist_autoinc_seq"); |
294 | $dbh->do("DROP SEQUENCE artist_pk_seq"); |
295 | $dbh->do("DROP SEQUENCE cd_seq"); |
296 | $dbh->do("DROP SEQUENCE track_seq"); |
297 | $dbh->do("DROP TABLE artist"); |
298 | $dbh->do("DROP TABLE track"); |
299 | $dbh->do("DROP TABLE cd"); |
300 | }; |
301 | |
302 | $dbh->do("CREATE SEQUENCE artist_pk_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
303 | $dbh->do("CREATE SEQUENCE cd_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
304 | $dbh->do("CREATE SEQUENCE track_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
305 | |
306 | $dbh->do("CREATE TABLE artist (artistid NUMBER(12), parentid NUMBER(12), name VARCHAR(255), autoinc_col NUMBER(12), rank NUMBER(38), charfield VARCHAR2(10))"); |
307 | $dbh->do("ALTER TABLE artist ADD (CONSTRAINT artist_pk PRIMARY KEY (artistid))"); |
308 | |
309 | $dbh->do("CREATE TABLE cd (cdid NUMBER(12), artist NUMBER(12), title VARCHAR(255), year VARCHAR(4), genreid NUMBER(12), single_track NUMBER(12))"); |
310 | $dbh->do("ALTER TABLE cd ADD (CONSTRAINT cd_pk PRIMARY KEY (cdid))"); |
311 | |
312 | $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)"); |
313 | $dbh->do("ALTER TABLE track ADD (CONSTRAINT track_pk PRIMARY KEY (trackid))"); |
314 | |
315 | $dbh->do(qq{ |
316 | CREATE OR REPLACE TRIGGER artist_insert_trg_pk |
317 | BEFORE INSERT ON artist |
318 | FOR EACH ROW |
319 | BEGIN |
320 | IF :new.artistid IS NULL THEN |
321 | SELECT artist_pk_seq.nextval |
322 | INTO :new.artistid |
323 | FROM DUAL; |
324 | END IF; |
325 | END; |
326 | }); |
327 | $dbh->do(qq{ |
328 | CREATE OR REPLACE TRIGGER cd_insert_trg |
329 | BEFORE INSERT OR UPDATE ON cd |
330 | FOR EACH ROW |
331 | |
332 | DECLARE |
333 | tmpVar NUMBER; |
334 | |
335 | BEGIN |
336 | tmpVar := 0; |
337 | |
338 | IF :new.cdid IS NULL THEN |
339 | SELECT cd_seq.nextval |
340 | INTO tmpVar |
341 | FROM dual; |
342 | |
343 | :new.cdid := tmpVar; |
344 | END IF; |
345 | END; |
346 | }); |
347 | $dbh->do(qq{ |
348 | CREATE OR REPLACE TRIGGER track_insert_trg |
349 | BEFORE INSERT ON track |
350 | FOR EACH ROW |
351 | BEGIN |
352 | IF :new.trackid IS NULL THEN |
353 | SELECT track_seq.nextval |
354 | INTO :new.trackid |
355 | FROM DUAL; |
356 | END IF; |
357 | END; |
358 | }); |
359 | } |
360 | |
361 | # clean up our mess |
362 | END { |
65d35121 |
363 | if ($schema and my $dbh = $schema->storage->dbh) { |
364 | eval { $dbh->do($_) } for ( |
365 | 'DROP SEQUENCE artist_pk_seq', |
366 | 'DROP SEQUENCE cd_seq', |
367 | 'DROP SEQUENCE track_seq', |
368 | 'DROP TABLE artist', |
369 | 'DROP TABLE track', |
370 | 'DROP TABLE cd', |
371 | ); |
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372 | }; |
65d35121 |
373 | undef $schema; |
12e05c15 |
374 | } |