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cb551b07 |
1 | use DBIx::Class::Optional::Dependencies -skip_all_without => 'test_rdbms_oracle'; |
2 | |
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3 | use strict; |
4 | use warnings; |
5 | |
6 | use Test::Exception; |
7 | use Test::More; |
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8 | |
9 | # I *strongly* suspect Oracle has an implicit stable output order when |
10 | # dealing with HQs. So just punt on the entire shuffle thing. |
11 | BEGIN { $ENV{DBIC_SHUFFLE_UNORDERED_RESULTSETS} = 0 } |
12 | |
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13 | use lib qw(t/lib); |
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14 | |
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15 | use DBICTest::Schema::Artist; |
16 | BEGIN { |
17 | DBICTest::Schema::Artist->add_column('parentid'); |
18 | |
19 | DBICTest::Schema::Artist->has_many( |
20 | children => 'DBICTest::Schema::Artist', |
21 | { 'foreign.parentid' => 'self.artistid' } |
22 | ); |
23 | |
24 | DBICTest::Schema::Artist->belongs_to( |
25 | parent => 'DBICTest::Schema::Artist', |
26 | { 'foreign.artistid' => 'self.parentid' } |
27 | ); |
28 | } |
29 | |
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30 | use DBICTest; |
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31 | use DBICTest::Schema; |
32 | |
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33 | $ENV{NLS_SORT} = "BINARY"; |
34 | $ENV{NLS_COMP} = "BINARY"; |
35 | $ENV{NLS_LANG} = "AMERICAN"; |
36 | |
37 | my ($dsn, $user, $pass) = @ENV{map { "DBICTEST_ORA_${_}" } qw/DSN USER PASS/}; |
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38 | my $schema = DBICTest::Schema->connect($dsn, $user, $pass); |
39 | |
40 | note "Oracle Version: " . $schema->storage->_server_info->{dbms_version}; |
41 | |
42 | my $dbh = $schema->storage->dbh; |
43 | do_creates($dbh); |
44 | |
45 | ### test hierarchical queries |
46 | { |
47 | $schema->resultset('Artist')->create ({ |
48 | name => 'root', |
49 | rank => 1, |
50 | cds => [], |
51 | children => [ |
52 | { |
53 | name => 'child1', |
54 | rank => 2, |
55 | children => [ |
56 | { |
57 | name => 'grandchild', |
58 | rank => 3, |
59 | cds => [ |
60 | { |
61 | title => "grandchilds's cd" , |
62 | year => '2008', |
63 | tracks => [ |
64 | { |
65 | position => 1, |
66 | title => 'Track 1 grandchild', |
67 | } |
68 | ], |
69 | } |
70 | ], |
71 | children => [ |
72 | { |
73 | name => 'greatgrandchild', |
74 | rank => 3, |
75 | } |
76 | ], |
77 | } |
78 | ], |
79 | }, |
80 | { |
81 | name => 'child2', |
82 | rank => 3, |
83 | }, |
84 | ], |
85 | }); |
86 | |
87 | $schema->resultset('Artist')->create({ |
88 | name => 'cycle-root', |
89 | children => [ |
90 | { |
91 | name => 'cycle-child1', |
92 | children => [ { name => 'cycle-grandchild' } ], |
93 | }, |
94 | { |
95 | name => 'cycle-child2' |
96 | }, |
97 | ], |
98 | }); |
99 | |
100 | $schema->resultset('Artist')->find({ name => 'cycle-root' }) |
101 | ->update({ parentid => { -ident => 'artistid' } }); |
102 | |
103 | # select the whole tree |
104 | { |
105 | my $rs = $schema->resultset('Artist')->search({}, { |
106 | start_with => { name => 'root' }, |
107 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
108 | }); |
109 | |
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110 | is_deeply ( |
111 | [ $rs->get_column ('name')->all ], |
112 | [ qw/root child1 grandchild greatgrandchild child2/ ], |
113 | 'got artist tree', |
114 | ); |
115 | |
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116 | is( $rs->count, 5, 'Connect By count ok' ); |
117 | } |
118 | |
119 | # use order siblings by statement |
120 | SKIP: { |
121 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
122 | skip q{Oracle8i doesn't support ORDER SIBLINGS BY}, 1 |
123 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
124 | |
125 | my $rs = $schema->resultset('Artist')->search({}, { |
126 | start_with => { name => 'root' }, |
127 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
128 | order_siblings_by => { -desc => 'name' }, |
129 | }); |
130 | |
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131 | is_deeply ( |
132 | [ $rs->get_column ('name')->all ], |
133 | [ qw/root child2 child1 grandchild greatgrandchild/ ], |
134 | 'Order Siblings By ok', |
135 | ); |
136 | } |
137 | |
138 | # get the root node |
139 | { |
140 | my $rs = $schema->resultset('Artist')->search({ parentid => undef }, { |
141 | start_with => { name => 'root' }, |
142 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
143 | }); |
144 | |
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145 | is_deeply( |
146 | [ $rs->get_column('name')->all ], |
147 | [ 'root' ], |
148 | 'found root node', |
149 | ); |
150 | } |
151 | |
152 | # combine a connect by with a join |
153 | SKIP: { |
154 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/state21b.htm#2066123 |
155 | skip q{Oracle8i doesn't support connect by with join}, 1 |
156 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
157 | |
158 | my $rs = $schema->resultset('Artist')->search( |
159 | {'cds.title' => { -like => '%cd'} }, |
160 | { |
161 | join => 'cds', |
162 | start_with => { 'me.name' => 'root' }, |
163 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
164 | } |
165 | ); |
166 | |
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167 | is_deeply( |
168 | [ $rs->get_column('name')->all ], |
169 | [ 'grandchild' ], |
170 | 'Connect By with a join result name ok' |
171 | ); |
172 | |
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173 | is( $rs->count, 1, 'Connect By with a join; count ok' ); |
174 | } |
175 | |
176 | # combine a connect by with order_by |
177 | { |
178 | my $rs = $schema->resultset('Artist')->search({}, { |
179 | start_with => { name => 'root' }, |
180 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
181 | order_by => { -asc => [ 'LEVEL', 'name' ] }, |
182 | }); |
183 | |
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184 | # Don't use "$rs->get_column ('name')->all" they build a query arround the $rs. |
185 | # If $rs has a order by, the order by is in the subquery and this doesn't work with Oracle 8i. |
186 | # TODO: write extra test and fix order by handling on Oracle 8i |
187 | is_deeply ( |
188 | [ map { $_->[1] } $rs->cursor->all ], |
189 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
190 | 'Connect By with a order_by - result name ok (without get_column)' |
191 | ); |
192 | |
193 | SKIP: { |
194 | skip q{Connect By with a order_by - result name ok (with get_column), Oracle8i doesn't support order by in a subquery},1 |
195 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
196 | is_deeply ( |
197 | [ $rs->get_column ('name')->all ], |
198 | [ qw/root child1 child2 grandchild greatgrandchild/ ], |
199 | 'Connect By with a order_by - result name ok (with get_column)' |
200 | ); |
201 | } |
202 | } |
203 | |
204 | |
205 | # limit a connect by |
206 | SKIP: { |
207 | skip q{Oracle8i doesn't support order by in a subquery}, 1 |
208 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
209 | |
210 | my $rs = $schema->resultset('Artist')->search({}, { |
211 | start_with => { name => 'root' }, |
212 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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213 | order_by => [ { -asc => 'name' }, { -desc => 'artistid' } ], |
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214 | rows => 2, |
215 | }); |
216 | |
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217 | is_deeply ( |
218 | [ $rs->get_column ('name')->all ], |
219 | [qw/child1 child2/], |
220 | 'LIMIT a Connect By query - correct names' |
221 | ); |
222 | |
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223 | is( $rs->count, 2, 'Connect By; LIMIT count ok' ); |
224 | } |
225 | |
226 | # combine a connect_by with group_by and having |
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227 | # add some bindvals to make sure things still work |
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228 | { |
229 | my $rs = $schema->resultset('Artist')->search({}, { |
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230 | select => \[ 'COUNT(rank) + ?', [ __cbind => 3 ] ], |
231 | as => 'cnt', |
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232 | start_with => { name => 'root' }, |
233 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
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234 | group_by => \[ 'rank + ? ', [ __gbind => 1] ], |
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235 | having => \[ 'count(rank) < ?', [ cnt => 2 ] ], |
236 | }); |
237 | |
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238 | is_deeply ( |
239 | [ $rs->get_column ('cnt')->all ], |
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240 | [4, 4], |
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241 | 'Group By a Connect By query - correct values' |
242 | ); |
243 | } |
244 | |
245 | # select the whole cycle tree without nocylce |
246 | { |
247 | my $rs = $schema->resultset('Artist')->search({}, { |
248 | start_with => { name => 'cycle-root' }, |
249 | connect_by => { parentid => { -prior => { -ident => 'artistid' } } }, |
250 | }); |
251 | |
252 | # ORA-01436: CONNECT BY loop in user data |
253 | throws_ok { $rs->get_column ('name')->all } qr/ORA-01436/, |
254 | "connect by initify loop detection without nocycle"; |
255 | } |
256 | |
257 | # select the whole cycle tree with nocylce |
258 | SKIP: { |
259 | # http://download.oracle.com/docs/cd/A87860_01/doc/server.817/a85397/expressi.htm#1023748 |
260 | skip q{Oracle8i doesn't support connect by nocycle}, 1 |
261 | if $schema->storage->_server_info->{normalized_dbms_version} < 9; |
262 | |
263 | my $rs = $schema->resultset('Artist')->search({}, { |
264 | start_with => { name => 'cycle-root' }, |
265 | '+select' => \ 'CONNECT_BY_ISCYCLE', |
266 | '+as' => [ 'connector' ], |
267 | connect_by_nocycle => { parentid => { -prior => { -ident => 'artistid' } } }, |
268 | }); |
269 | |
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270 | is_deeply ( |
271 | [ $rs->get_column ('name')->all ], |
272 | [ qw/cycle-root cycle-child1 cycle-grandchild cycle-child2/ ], |
273 | 'got artist tree with nocycle (name)', |
274 | ); |
275 | is_deeply ( |
276 | [ $rs->get_column ('connector')->all ], |
277 | [ qw/1 0 0 0/ ], |
278 | 'got artist tree with nocycle (CONNECT_BY_ISCYCLE)', |
279 | ); |
280 | |
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281 | is( $rs->count, 4, 'Connect By Nocycle count ok' ); |
282 | } |
283 | } |
284 | |
285 | done_testing; |
286 | |
287 | sub do_creates { |
288 | my $dbh = shift; |
289 | |
290 | eval { |
291 | $dbh->do("DROP SEQUENCE artist_autoinc_seq"); |
292 | $dbh->do("DROP SEQUENCE artist_pk_seq"); |
293 | $dbh->do("DROP SEQUENCE cd_seq"); |
294 | $dbh->do("DROP SEQUENCE track_seq"); |
295 | $dbh->do("DROP TABLE artist"); |
296 | $dbh->do("DROP TABLE track"); |
297 | $dbh->do("DROP TABLE cd"); |
298 | }; |
299 | |
300 | $dbh->do("CREATE SEQUENCE artist_pk_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
301 | $dbh->do("CREATE SEQUENCE cd_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
302 | $dbh->do("CREATE SEQUENCE track_seq START WITH 1 MAXVALUE 999999 MINVALUE 0"); |
303 | |
304 | $dbh->do("CREATE TABLE artist (artistid NUMBER(12), parentid NUMBER(12), name VARCHAR(255), autoinc_col NUMBER(12), rank NUMBER(38), charfield VARCHAR2(10))"); |
305 | $dbh->do("ALTER TABLE artist ADD (CONSTRAINT artist_pk PRIMARY KEY (artistid))"); |
306 | |
307 | $dbh->do("CREATE TABLE cd (cdid NUMBER(12), artist NUMBER(12), title VARCHAR(255), year VARCHAR(4), genreid NUMBER(12), single_track NUMBER(12))"); |
308 | $dbh->do("ALTER TABLE cd ADD (CONSTRAINT cd_pk PRIMARY KEY (cdid))"); |
309 | |
310 | $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)"); |
311 | $dbh->do("ALTER TABLE track ADD (CONSTRAINT track_pk PRIMARY KEY (trackid))"); |
312 | |
313 | $dbh->do(qq{ |
314 | CREATE OR REPLACE TRIGGER artist_insert_trg_pk |
315 | BEFORE INSERT ON artist |
316 | FOR EACH ROW |
317 | BEGIN |
318 | IF :new.artistid IS NULL THEN |
319 | SELECT artist_pk_seq.nextval |
320 | INTO :new.artistid |
321 | FROM DUAL; |
322 | END IF; |
323 | END; |
324 | }); |
325 | $dbh->do(qq{ |
326 | CREATE OR REPLACE TRIGGER cd_insert_trg |
327 | BEFORE INSERT OR UPDATE ON cd |
328 | FOR EACH ROW |
329 | |
330 | DECLARE |
331 | tmpVar NUMBER; |
332 | |
333 | BEGIN |
334 | tmpVar := 0; |
335 | |
336 | IF :new.cdid IS NULL THEN |
337 | SELECT cd_seq.nextval |
338 | INTO tmpVar |
339 | FROM dual; |
340 | |
341 | :new.cdid := tmpVar; |
342 | END IF; |
343 | END; |
344 | }); |
345 | $dbh->do(qq{ |
346 | CREATE OR REPLACE TRIGGER track_insert_trg |
347 | BEFORE INSERT ON track |
348 | FOR EACH ROW |
349 | BEGIN |
350 | IF :new.trackid IS NULL THEN |
351 | SELECT track_seq.nextval |
352 | INTO :new.trackid |
353 | FROM DUAL; |
354 | END IF; |
355 | END; |
356 | }); |
357 | } |
358 | |
359 | # clean up our mess |
360 | END { |
65d35121 |
361 | if ($schema and my $dbh = $schema->storage->dbh) { |
362 | eval { $dbh->do($_) } for ( |
363 | 'DROP SEQUENCE artist_pk_seq', |
364 | 'DROP SEQUENCE cd_seq', |
365 | 'DROP SEQUENCE track_seq', |
366 | 'DROP TABLE artist', |
367 | 'DROP TABLE track', |
368 | 'DROP TABLE cd', |
369 | ); |
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370 | }; |
65d35121 |
371 | undef $schema; |
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372 | } |