xref: /sqlite-3.40.0/test/collate4.test (revision 7aa3ebee)
1#
2# 2001 September 15
3#
4# The author disclaims copyright to this source code.  In place of
5# a legal notice, here is a blessing:
6#
7#    May you do good and not evil.
8#    May you find forgiveness for yourself and forgive others.
9#    May you share freely, never taking more than you give.
10#
11#***********************************************************************
12# This file implements regression tests for SQLite library.  The
13# focus of this script is page cache subsystem.
14#
15# $Id: collate4.test,v 1.9 2008/01/05 17:39:30 danielk1977 Exp $
16
17set testdir [file dirname $argv0]
18source $testdir/tester.tcl
19
20db collate TEXT text_collate
21proc text_collate {a b} {
22  return [string compare $a $b]
23}
24
25# Do an SQL statement.  Append the search count to the end of the result.
26#
27proc count sql {
28  set ::sqlite_search_count 0
29  return [concat [execsql $sql] $::sqlite_search_count]
30}
31
32# This procedure executes the SQL.  Then it checks the generated program
33# for the SQL and appends a "nosort" to the result if the program contains the
34# SortCallback opcode.  If the program does not contain the SortCallback
35# opcode it appends "sort"
36#
37proc cksort {sql} {
38  set ::sqlite_sort_count 0
39  set data [execsql $sql]
40  if {$::sqlite_sort_count} {set x sort} {set x nosort}
41  lappend data $x
42  return $data
43}
44
45#
46# Test cases are organized roughly as follows:
47#
48# collate4-1.*      ORDER BY.
49# collate4-2.*      WHERE clauses.
50# collate4-3.*      constraints (primary key, unique).
51# collate4-4.*      simple min() or max() queries.
52# collate4-5.*      REINDEX command
53# collate4-6.*      INTEGER PRIMARY KEY indices.
54#
55
56#
57# These tests - collate4-1.* - check that indices are correctly
58# selected or not selected to implement ORDER BY clauses when
59# user defined collation sequences are involved.
60#
61# Because these tests also exercise all the different ways indices
62# can be created, they also serve to verify that indices are correctly
63# initialized with user-defined collation sequences when they are
64# created.
65#
66# Tests named collate4-1.1.* use indices with a single column. Tests
67# collate4-1.2.* use indices with two columns.
68#
69do_test collate4-1.1.0 {
70  execsql {
71    CREATE TABLE collate4t1(a COLLATE NOCASE, b COLLATE TEXT);
72    INSERT INTO collate4t1 VALUES( 'a', 'a' );
73    INSERT INTO collate4t1 VALUES( 'b', 'b' );
74    INSERT INTO collate4t1 VALUES( NULL, NULL );
75    INSERT INTO collate4t1 VALUES( 'B', 'B' );
76    INSERT INTO collate4t1 VALUES( 'A', 'A' );
77    CREATE INDEX collate4i1 ON collate4t1(a);
78    CREATE INDEX collate4i2 ON collate4t1(b);
79  }
80} {}
81do_test collate4-1.1.1 {
82  cksort {SELECT a FROM collate4t1 ORDER BY a}
83} {{} a A b B nosort}
84do_test collate4-1.1.2 {
85  cksort {SELECT a FROM collate4t1 ORDER BY a COLLATE NOCASE}
86} {{} a A b B nosort}
87do_test collate4-1.1.3 {
88  cksort {SELECT a FROM collate4t1 ORDER BY a COLLATE TEXT}
89} {{} A B a b sort}
90do_test collate4-1.1.4 {
91  cksort {SELECT b FROM collate4t1 ORDER BY b}
92} {{} A B a b nosort}
93do_test collate4-1.1.5 {
94  cksort {SELECT b FROM collate4t1 ORDER BY b COLLATE TEXT}
95} {{} A B a b nosort}
96do_test collate4-1.1.6 {
97  cksort {SELECT b FROM collate4t1 ORDER BY b COLLATE NOCASE, rowid}
98} {{} a A b B sort}
99
100do_test collate4-1.1.7 {
101  execsql {
102    CREATE TABLE collate4t2(
103      a PRIMARY KEY COLLATE NOCASE,
104      b UNIQUE COLLATE TEXT
105    );
106    INSERT INTO collate4t2 VALUES( 'a', 'a' );
107    INSERT INTO collate4t2 VALUES( NULL, NULL );
108    INSERT INTO collate4t2 VALUES( 'B', 'B' );
109  }
110} {}
111do_test collate4-1.1.8 {
112  cksort {SELECT a FROM collate4t2 ORDER BY a}
113} {{} a B nosort}
114do_test collate4-1.1.9 {
115  cksort {SELECT a FROM collate4t2 ORDER BY a COLLATE NOCASE}
116} {{} a B nosort}
117do_test collate4-1.1.10 {
118  cksort {SELECT a FROM collate4t2 ORDER BY a COLLATE TEXT}
119} {{} B a sort}
120do_test collate4-1.1.11 {
121  cksort {SELECT b FROM collate4t2 ORDER BY b}
122} {{} B a nosort}
123do_test collate4-1.1.12 {
124  cksort {SELECT b FROM collate4t2 ORDER BY b COLLATE TEXT}
125} {{} B a nosort}
126do_test collate4-1.1.13 {
127  cksort {SELECT b FROM collate4t2 ORDER BY b COLLATE NOCASE}
128} {{} a B sort}
129
130do_test collate4-1.1.14 {
131  execsql {
132    CREATE TABLE collate4t3(
133      b COLLATE TEXT,
134      a COLLATE NOCASE,
135      UNIQUE(a), PRIMARY KEY(b)
136    );
137    INSERT INTO collate4t3 VALUES( 'a', 'a' );
138    INSERT INTO collate4t3 VALUES( NULL, NULL );
139    INSERT INTO collate4t3 VALUES( 'B', 'B' );
140  }
141} {}
142do_test collate4-1.1.15 {
143  cksort {SELECT a FROM collate4t3 ORDER BY a}
144} {{} a B nosort}
145do_test collate4-1.1.16 {
146  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE NOCASE}
147} {{} a B nosort}
148do_test collate4-1.1.17 {
149  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE TEXT}
150} {{} B a sort}
151do_test collate4-1.1.18 {
152  cksort {SELECT b FROM collate4t3 ORDER BY b}
153} {{} B a nosort}
154do_test collate4-1.1.19 {
155  cksort {SELECT b FROM collate4t3 ORDER BY b COLLATE TEXT}
156} {{} B a nosort}
157do_test collate4-1.1.20 {
158  cksort {SELECT b FROM collate4t3 ORDER BY b COLLATE NOCASE}
159} {{} a B sort}
160
161do_test collate4-1.1.21 {
162  execsql {
163    CREATE TABLE collate4t4(a COLLATE NOCASE, b COLLATE TEXT);
164    INSERT INTO collate4t4 VALUES( 'a', 'a' );
165    INSERT INTO collate4t4 VALUES( 'b', 'b' );
166    INSERT INTO collate4t4 VALUES( NULL, NULL );
167    INSERT INTO collate4t4 VALUES( 'B', 'B' );
168    INSERT INTO collate4t4 VALUES( 'A', 'A' );
169    CREATE INDEX collate4i3 ON collate4t4(a COLLATE TEXT);
170    CREATE INDEX collate4i4 ON collate4t4(b COLLATE NOCASE);
171  }
172} {}
173do_test collate4-1.1.22 {
174  cksort {SELECT a FROM collate4t4 ORDER BY a, rowid}
175} {{} a A b B sort}
176do_test collate4-1.1.23 {
177  cksort {SELECT a FROM collate4t4 ORDER BY a COLLATE NOCASE, rowid}
178} {{} a A b B sort}
179do_test collate4-1.1.24 {
180  cksort {SELECT a FROM collate4t4 ORDER BY a COLLATE TEXT, rowid}
181} {{} A B a b nosort}
182do_test collate4-1.1.25 {
183  cksort {SELECT b FROM collate4t4 ORDER BY b}
184} {{} A B a b sort}
185do_test collate4-1.1.26 {
186  cksort {SELECT b FROM collate4t4 ORDER BY b COLLATE TEXT}
187} {{} A B a b sort}
188do_test collate4-1.1.27 {
189  cksort {SELECT b FROM collate4t4 ORDER BY b COLLATE NOCASE}
190} {{} a A b B nosort}
191
192do_test collate4-1.1.30 {
193  execsql {
194    DROP TABLE collate4t1;
195    DROP TABLE collate4t2;
196    DROP TABLE collate4t3;
197    DROP TABLE collate4t4;
198  }
199} {}
200
201do_test collate4-1.2.0 {
202  execsql {
203    CREATE TABLE collate4t1(a COLLATE NOCASE, b COLLATE TEXT);
204    INSERT INTO collate4t1 VALUES( 'a', 'a' );
205    INSERT INTO collate4t1 VALUES( 'b', 'b' );
206    INSERT INTO collate4t1 VALUES( NULL, NULL );
207    INSERT INTO collate4t1 VALUES( 'B', 'B' );
208    INSERT INTO collate4t1 VALUES( 'A', 'A' );
209    CREATE INDEX collate4i1 ON collate4t1(a, b);
210  }
211} {}
212do_test collate4-1.2.1 {
213  cksort {SELECT a FROM collate4t1 ORDER BY a}
214} {{} A a B b nosort}
215do_test collate4-1.2.2 {
216  cksort {SELECT a FROM collate4t1 ORDER BY a COLLATE nocase}
217} {{} A a B b nosort}
218do_test collate4-1.2.3 {
219  cksort {SELECT a FROM collate4t1 ORDER BY a COLLATE text}
220} {{} A B a b sort}
221do_test collate4-1.2.4 {
222  cksort {SELECT a FROM collate4t1 ORDER BY a, b}
223} {{} A a B b nosort}
224do_test collate4-1.2.5 {
225  cksort {SELECT a FROM collate4t1 ORDER BY a, b COLLATE nocase, rowid}
226} {{} a A b B sort}
227do_test collate4-1.2.6 {
228  cksort {SELECT a FROM collate4t1 ORDER BY a, b COLLATE text}
229} {{} A a B b nosort}
230
231do_test collate4-1.2.7 {
232  execsql {
233    CREATE TABLE collate4t2(
234      a COLLATE NOCASE,
235      b COLLATE TEXT,
236      PRIMARY KEY(a, b)
237    );
238    INSERT INTO collate4t2 VALUES( 'a', 'a' );
239    INSERT INTO collate4t2 VALUES( NULL, NULL );
240    INSERT INTO collate4t2 VALUES( 'B', 'B' );
241  }
242} {}
243do_test collate4-1.2.8 {
244  cksort {SELECT a FROM collate4t2 ORDER BY a}
245} {{} a B nosort}
246do_test collate4-1.2.9 {
247  cksort {SELECT a FROM collate4t2 ORDER BY a COLLATE nocase}
248} {{} a B nosort}
249do_test collate4-1.2.10 {
250  cksort {SELECT a FROM collate4t2 ORDER BY a COLLATE text}
251} {{} B a sort}
252do_test collate4-1.2.11 {
253  cksort {SELECT a FROM collate4t2 ORDER BY a, b}
254} {{} a B nosort}
255do_test collate4-1.2.12 {
256  cksort {SELECT a FROM collate4t2 ORDER BY a, b COLLATE nocase}
257} {{} a B sort}
258do_test collate4-1.2.13 {
259  cksort {SELECT a FROM collate4t2 ORDER BY a, b COLLATE text}
260} {{} a B nosort}
261
262do_test collate4-1.2.14 {
263  execsql {
264    CREATE TABLE collate4t3(a COLLATE NOCASE, b COLLATE TEXT);
265    INSERT INTO collate4t3 VALUES( 'a', 'a' );
266    INSERT INTO collate4t3 VALUES( 'b', 'b' );
267    INSERT INTO collate4t3 VALUES( NULL, NULL );
268    INSERT INTO collate4t3 VALUES( 'B', 'B' );
269    INSERT INTO collate4t3 VALUES( 'A', 'A' );
270    CREATE INDEX collate4i2 ON collate4t3(a COLLATE TEXT, b COLLATE NOCASE);
271  }
272} {}
273do_test collate4-1.2.15 {
274  cksort {SELECT a FROM collate4t3 ORDER BY a, rowid}
275} {{} a A b B sort}
276do_test collate4-1.2.16 {
277  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE nocase, rowid}
278} {{} a A b B sort}
279do_test collate4-1.2.17 {
280  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text}
281} {{} A B a b nosort}
282do_test collate4-1.2.18 {
283  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text, b}
284} {{} A B a b sort}
285do_test collate4-1.2.19 {
286  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text, b COLLATE nocase}
287} {{} A B a b nosort}
288do_test collate4-1.2.20 {
289  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text, b COLLATE text}
290} {{} A B a b sort}
291do_test collate4-1.2.21 {
292  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text DESC}
293} {b a B A {} nosort}
294do_test collate4-1.2.22 {
295  cksort {SELECT a FROM collate4t3 ORDER BY a COLLATE text DESC, b}
296} {b a B A {} sort}
297do_test collate4-1.2.23 {
298  cksort {SELECT a FROM collate4t3
299            ORDER BY a COLLATE text DESC, b COLLATE nocase}
300} {b a B A {} sort}
301do_test collate4-1.2.24 {
302  cksort {SELECT a FROM collate4t3
303            ORDER BY a COLLATE text DESC, b COLLATE nocase DESC}
304} {b a B A {} nosort}
305
306do_test collate4-1.2.25 {
307  execsql {
308    DROP TABLE collate4t1;
309    DROP TABLE collate4t2;
310    DROP TABLE collate4t3;
311  }
312} {}
313
314#
315# These tests - collate4-2.* - check that indices are correctly
316# selected or not selected to implement WHERE clauses when user
317# defined collation sequences are involved.
318#
319# Indices may optimise WHERE clauses using <, >, <=, >=, = or IN
320# operators.
321#
322do_test collate4-2.1.0 {
323  execsql {
324    PRAGMA automatic_index=OFF;
325    CREATE TABLE collate4t1(a COLLATE NOCASE);
326    CREATE TABLE collate4t2(b COLLATE TEXT);
327
328    INSERT INTO collate4t1 VALUES('a');
329    INSERT INTO collate4t1 VALUES('A');
330    INSERT INTO collate4t1 VALUES('b');
331    INSERT INTO collate4t1 VALUES('B');
332    INSERT INTO collate4t1 VALUES('c');
333    INSERT INTO collate4t1 VALUES('C');
334    INSERT INTO collate4t1 VALUES('d');
335    INSERT INTO collate4t1 VALUES('D');
336    INSERT INTO collate4t1 VALUES('e');
337    INSERT INTO collate4t1 VALUES('D');
338
339    INSERT INTO collate4t2 VALUES('A');
340    INSERT INTO collate4t2 VALUES('Z');
341  }
342} {}
343do_test collate4-2.1.1 {
344  count {
345    SELECT * FROM collate4t2, collate4t1 WHERE a = b;
346  }
347} {A a A A 19}
348do_test collate4-2.1.2 {
349  execsql {
350    CREATE INDEX collate4i1 ON collate4t1(a);
351  }
352  count {
353    SELECT * FROM collate4t2, collate4t1 WHERE a = b;
354  }
355} {A a A A 4}
356do_test collate4-2.1.3 {
357  count {
358    SELECT * FROM collate4t2, collate4t1 WHERE b = a;
359  }
360} {A A 19}
361do_test collate4-2.1.4 {
362  execsql {
363    DROP INDEX collate4i1;
364    CREATE INDEX collate4i1 ON collate4t1(a COLLATE TEXT);
365  }
366  count {
367    SELECT * FROM collate4t2, collate4t1 WHERE a = b
368     ORDER BY collate4t2.rowid, collate4t1.rowid
369  }
370} {A a A A 19}
371do_test collate4-2.1.5 {
372  count {
373    SELECT * FROM collate4t2, collate4t1 WHERE b = a;
374  }
375} {A A 3}
376ifcapable subquery {
377  do_test collate4-2.1.6 {
378    count {
379      SELECT a FROM collate4t1 WHERE a IN (SELECT * FROM collate4t2)
380       ORDER BY rowid
381    }
382  } {a A 10}
383  do_test collate4-2.1.7 {
384    execsql {
385      DROP INDEX collate4i1;
386      CREATE INDEX collate4i1 ON collate4t1(a);
387    }
388    count {
389      SELECT a FROM collate4t1 WHERE a IN (SELECT * FROM collate4t2)
390       ORDER BY rowid
391    }
392  } {a A 5}
393  do_test collate4-2.1.8 {
394    count {
395      SELECT a FROM collate4t1 WHERE a IN ('z', 'a');
396    }
397  } {a A 4}
398  do_test collate4-2.1.9 {
399    execsql {
400      DROP INDEX collate4i1;
401      CREATE INDEX collate4i1 ON collate4t1(a COLLATE TEXT);
402    }
403    count {
404      SELECT a FROM collate4t1 WHERE a IN ('z', 'a') ORDER BY rowid;
405    }
406  } {a A 9}
407}
408do_test collate4-2.1.10 {
409  execsql {
410    DROP TABLE collate4t1;
411    DROP TABLE collate4t2;
412  }
413} {}
414
415do_test collate4-2.2.0 {
416  execsql {
417    CREATE TABLE collate4t1(a COLLATE nocase, b COLLATE text, c);
418    CREATE TABLE collate4t2(a COLLATE nocase, b COLLATE text, c COLLATE TEXT);
419
420    INSERT INTO collate4t1 VALUES('0', '0', '0');
421    INSERT INTO collate4t1 VALUES('0', '0', '1');
422    INSERT INTO collate4t1 VALUES('0', '1', '0');
423    INSERT INTO collate4t1 VALUES('0', '1', '1');
424    INSERT INTO collate4t1 VALUES('1', '0', '0');
425    INSERT INTO collate4t1 VALUES('1', '0', '1');
426    INSERT INTO collate4t1 VALUES('1', '1', '0');
427    INSERT INTO collate4t1 VALUES('1', '1', '1');
428    insert into collate4t2 SELECT * FROM collate4t1;
429  }
430} {}
431do_test collate4-2.2.1 {
432  count {
433    SELECT * FROM collate4t2 NOT INDEXED NATURAL JOIN collate4t1 NOT INDEXED;
434  }
435} {0 0 0 0 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 1 0 1 1 1 63}
436do_test collate4-2.2.1b {
437  execsql {
438    CREATE INDEX collate4i1 ON collate4t1(a, b, c);
439  }
440  count {
441    SELECT * FROM collate4t2 NATURAL JOIN collate4t1;
442  }
443} {0 0 0 0 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 1 0 1 1 1 29}
444do_test collate4-2.2.2 {
445  execsql {
446    DROP INDEX collate4i1;
447    CREATE INDEX collate4i1 ON collate4t1(a, b, c COLLATE text);
448  }
449  count {
450    SELECT * FROM collate4t2 NATURAL JOIN collate4t1;
451  }
452} {0 0 0 0 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 1 0 1 1 1 22}
453
454do_test collate4-2.2.10 {
455  execsql {
456    DROP TABLE collate4t1;
457    DROP TABLE collate4t2;
458  }
459} {}
460
461#
462# These tests - collate4-3.* verify that indices that implement
463# UNIQUE and PRIMARY KEY constraints operate correctly with user
464# defined collation sequences.
465#
466do_test collate4-3.0 {
467  execsql {
468    CREATE TABLE collate4t1(a PRIMARY KEY COLLATE NOCASE);
469  }
470} {}
471do_test collate4-3.1 {
472  catchsql {
473    INSERT INTO collate4t1 VALUES('abc');
474    INSERT INTO collate4t1 VALUES('ABC');
475  }
476} {1 {UNIQUE constraint failed: collate4t1.a}}
477do_test collate4-3.2 {
478  execsql {
479    SELECT * FROM collate4t1;
480  }
481} {abc}
482do_test collate4-3.3 {
483  catchsql {
484    INSERT INTO collate4t1 SELECT upper(a) FROM collate4t1;
485  }
486} {1 {UNIQUE constraint failed: collate4t1.a}}
487do_test collate4-3.4 {
488  catchsql {
489    INSERT INTO collate4t1 VALUES(1);
490    UPDATE collate4t1 SET a = 'abc';
491  }
492} {1 {UNIQUE constraint failed: collate4t1.a}}
493do_test collate4-3.5 {
494  execsql {
495    DROP TABLE collate4t1;
496    CREATE TABLE collate4t1(a COLLATE NOCASE UNIQUE);
497  }
498} {}
499do_test collate4-3.6 {
500  catchsql {
501    INSERT INTO collate4t1 VALUES('abc');
502    INSERT INTO collate4t1 VALUES('ABC');
503  }
504} {1 {UNIQUE constraint failed: collate4t1.a}}
505do_test collate4-3.7 {
506  execsql {
507    SELECT * FROM collate4t1;
508  }
509} {abc}
510do_test collate4-3.8 {
511  catchsql {
512    INSERT INTO collate4t1 SELECT upper(a) FROM collate4t1;
513  }
514} {1 {UNIQUE constraint failed: collate4t1.a}}
515do_test collate4-3.9 {
516  catchsql {
517    INSERT INTO collate4t1 VALUES(1);
518    UPDATE collate4t1 SET a = 'abc';
519  }
520} {1 {UNIQUE constraint failed: collate4t1.a}}
521do_test collate4-3.10 {
522  execsql {
523    DROP TABLE collate4t1;
524    CREATE TABLE collate4t1(a);
525    CREATE UNIQUE INDEX collate4i1 ON collate4t1(a COLLATE NOCASE);
526  }
527} {}
528do_test collate4-3.11 {
529  catchsql {
530    INSERT INTO collate4t1 VALUES('abc');
531    INSERT INTO collate4t1 VALUES('ABC');
532  }
533} {1 {UNIQUE constraint failed: collate4t1.a}}
534do_test collate4-3.12 {
535  execsql {
536    SELECT * FROM collate4t1;
537  }
538} {abc}
539do_test collate4-3.13 {
540  catchsql {
541    INSERT INTO collate4t1 SELECT upper(a) FROM collate4t1;
542  }
543} {1 {UNIQUE constraint failed: collate4t1.a}}
544do_test collate4-3.14 {
545  catchsql {
546    INSERT INTO collate4t1 VALUES(1);
547    UPDATE collate4t1 SET a = 'abc';
548  }
549} {1 {UNIQUE constraint failed: collate4t1.a}}
550
551do_test collate4-3.15 {
552  execsql {
553    DROP TABLE collate4t1;
554  }
555} {}
556
557# Mimic the SQLite 2 collation type NUMERIC.
558db collate numeric numeric_collate
559proc numeric_collate {lhs rhs} {
560  if {$lhs == $rhs} {return 0}
561  return [expr ($lhs>$rhs)?1:-1]
562}
563
564#
565# These tests - collate4-4.* check that min() and max() only ever
566# use indices constructed with built-in collation type numeric.
567#
568# CHANGED:  min() and max() now use the collation type. If there
569# is an indice that can be used, it is used.
570#
571do_test collate4-4.0 {
572  execsql {
573    CREATE TABLE collate4t1(a COLLATE TEXT);
574    INSERT INTO collate4t1 VALUES('2');
575    INSERT INTO collate4t1 VALUES('10');
576    INSERT INTO collate4t1 VALUES('20');
577    INSERT INTO collate4t1 VALUES('104');
578  }
579} {}
580do_test collate4-4.1 {
581  count {
582    SELECT max(a) FROM collate4t1
583  }
584} {20 3}
585do_test collate4-4.2 {
586  count {
587    SELECT min(a) FROM collate4t1
588  }
589} {10 3}
590do_test collate4-4.3 {
591  # Test that the index with collation type TEXT is used.
592  execsql {
593    CREATE INDEX collate4i1 ON collate4t1(a);
594  }
595  count {
596    SELECT min(a) FROM collate4t1;
597  }
598} {10 1}
599do_test collate4-4.4 {
600  count {
601    SELECT max(a) FROM collate4t1;
602  }
603} {20 0}
604do_test collate4-4.5 {
605  # Test that the index with collation type NUMERIC is not used.
606  execsql {
607    DROP INDEX collate4i1;
608    CREATE INDEX collate4i1 ON collate4t1(a COLLATE NUMERIC);
609  }
610  count {
611    SELECT min(a) FROM collate4t1;
612  }
613} {10 3}
614do_test collate4-4.6 {
615  count {
616    SELECT max(a) FROM collate4t1;
617  }
618} {20 3}
619do_test collate4-4.7 {
620  execsql {
621    DROP TABLE collate4t1;
622  }
623} {}
624
625# Also test the scalar min() and max() functions.
626#
627do_test collate4-4.8 {
628  execsql {
629    CREATE TABLE collate4t1(a COLLATE TEXT, b COLLATE NUMERIC);
630    INSERT INTO collate4t1 VALUES('11', '101');
631    INSERT INTO collate4t1 VALUES('101', '11')
632  }
633} {}
634do_test collate4-4.9 {
635  execsql {
636    SELECT max(a, b) FROM collate4t1;
637  }
638} {11 11}
639do_test collate4-4.10 {
640  execsql {
641    SELECT max(b, a) FROM collate4t1;
642  }
643} {101 101}
644do_test collate4-4.11 {
645  execsql {
646    SELECT max(a, '101') FROM collate4t1;
647  }
648} {11 101}
649do_test collate4-4.12 {
650  execsql {
651    SELECT max('101', a) FROM collate4t1;
652  }
653} {11 101}
654do_test collate4-4.13 {
655  execsql {
656    SELECT max(b, '101') FROM collate4t1;
657  }
658} {101 101}
659do_test collate4-4.14 {
660  execsql {
661    SELECT max('101', b) FROM collate4t1;
662  }
663} {101 101}
664
665do_test collate4-4.15 {
666  execsql {
667    DROP TABLE collate4t1;
668  }
669} {}
670
671#
672# These tests - collate4.6.* - ensure that implict INTEGER PRIMARY KEY
673# indices do not confuse collation sequences.
674#
675# These indices are never used for sorting in SQLite. And you can't
676# create another index on an INTEGER PRIMARY KEY column, so we don't have
677# to test that.
678# (Revised 2004-Nov-22):  The ROWID can be used for sorting now.
679#
680do_test collate4-6.0 {
681  execsql {
682    CREATE TABLE collate4t1(a INTEGER PRIMARY KEY);
683    INSERT INTO collate4t1 VALUES(101);
684    INSERT INTO collate4t1 VALUES(10);
685    INSERT INTO collate4t1 VALUES(15);
686  }
687} {}
688do_test collate4-6.1 {
689  cksort {
690    SELECT * FROM collate4t1 ORDER BY 1;
691  }
692} {10 15 101 nosort}
693do_test collate4-6.2 {
694  cksort {
695    SELECT * FROM collate4t1 ORDER BY oid;
696  }
697} {10 15 101 nosort}
698do_test collate4-6.3 {
699  cksort {
700    SELECT * FROM collate4t1 ORDER BY oid||'' COLLATE TEXT;
701  }
702} {10 101 15 sort}
703
704finish_test
705