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/trunk/src/sqlite/test/colname.test

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Possible License(s): BSD-3-Clause
  1. # 2008 July 15
  2. #
  3. # The author disclaims copyright to this source code. In place of
  4. # a legal notice, here is a blessing:
  5. #
  6. # May you do good and not evil.
  7. # May you find forgiveness for yourself and forgive others.
  8. # May you share freely, never taking more than you give.
  9. #
  10. #***********************************************************************
  11. # This file implements regression tests for SQLite library.
  12. #
  13. # The focus of this file is testing how SQLite generates the names
  14. # of columns in a result set.
  15. #
  16. # $Id: colname.test,v 1.7 2009/06/02 15:47:38 drh Exp $
  17. set testdir [file dirname $argv0]
  18. source $testdir/tester.tcl
  19. # Rules (applied in order):
  20. #
  21. # (1) If there is an AS clause, use it.
  22. #
  23. # (2) A non-trival expression (not a table column name) then the name is
  24. # a copy of the expression text.
  25. #
  26. # (3) If short_column_names=ON, then just the abbreviated column name without
  27. # the table name.
  28. #
  29. # (4) When short_column_names=OFF and full_column_names=OFF then
  30. # use case (2) for simple queries and case (5) for joins.
  31. #
  32. # (5) When short_column_names=OFF and full_column_names=ON then
  33. # use the form: TABLE.COLUMN
  34. #
  35. # Verify the default settings for short_column_name and full_column_name
  36. #
  37. do_test colname-1.1 {
  38. db eval {PRAGMA short_column_names}
  39. } {1}
  40. do_test colname-1.2 {
  41. db eval {PRAGMA full_column_names}
  42. } {0}
  43. # Tests for then short=ON and full=any
  44. #
  45. do_test colname-2.1 {
  46. db eval {
  47. CREATE TABLE tabc(a,b,c);
  48. INSERT INTO tabc VALUES(1,2,3);
  49. CREATE TABLE txyz(x,y,z);
  50. INSERT INTO txyz VALUES(4,5,6);
  51. CREATE TABLE tboth(a,b,c,x,y,z);
  52. INSERT INTO tboth VALUES(11,12,13,14,15,16);
  53. CREATE VIEW v1 AS SELECT tabC.a, txyZ.x, *
  54. FROM tabc, txyz ORDER BY 1 LIMIT 1;
  55. CREATE VIEW v2 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, *
  56. FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1;
  57. }
  58. execsql2 {
  59. SELECT * FROM tabc;
  60. }
  61. } {a 1 b 2 c 3}
  62. do_test colname-2.2 {
  63. execsql2 {
  64. SELECT Tabc.a, tAbc.b, taBc.c, * FROM tabc
  65. }
  66. } {a 1 b 2 c 3 a 1 b 2 c 3}
  67. do_test colname-2.3 {
  68. execsql2 {
  69. SELECT +tabc.a, -tabc.b, tabc.c, * FROM tabc
  70. }
  71. } {+tabc.a 1 -tabc.b -2 c 3 a 1 b 2 c 3}
  72. do_test colname-2.4 {
  73. execsql2 {
  74. SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC, * FROM tabc
  75. }
  76. } {AAA 1 BBB -2 CCC 3 a 1 b 2 c 3}
  77. do_test colname-2.5 {
  78. execsql2 {
  79. SELECT tabc.a, txyz.x, * FROM tabc, txyz;
  80. }
  81. } {a 1 x 4 a 1 b 2 c 3 x 4 y 5 z 6}
  82. do_test colname-2.6 {
  83. execsql2 {
  84. SELECT tabc.a, txyz.x, tabc.*, txyz.* FROM tabc, txyz;
  85. }
  86. } {a 1 x 4 a 1 b 2 c 3 x 4 y 5 z 6}
  87. do_test colname-2.7 {
  88. execsql2 {
  89. SELECT tabc.a, txyz.x, tboth.a, tboth.x, * FROM tabc, txyz, tboth;
  90. }
  91. } {a 11 x 14 a 11 x 14 a 11 b 12 c 13 x 14 y 15 z 16 a 11 b 12 c 13 x 14 y 15 z 16}
  92. do_test colname-2.8 {
  93. execsql2 {
  94. SELECT * FROM v1 ORDER BY 2;
  95. }
  96. } {a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6}
  97. do_test colname-2.9 {
  98. execsql2 {
  99. SELECT * FROM v2 ORDER BY 2;
  100. }
  101. } {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16}
  102. # Tests for short=OFF and full=OFF
  103. #
  104. do_test colname-3.1 {
  105. db eval {
  106. PRAGMA short_column_names=OFF;
  107. PRAGMA full_column_names=OFF;
  108. CREATE VIEW v3 AS SELECT tabC.a, txyZ.x, *
  109. FROM tabc, txyz ORDER BY 1 LIMIT 1;
  110. CREATE VIEW v4 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, *
  111. FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1;
  112. }
  113. execsql2 {
  114. SELECT * FROM tabc;
  115. }
  116. } {a 1 b 2 c 3}
  117. do_test colname-3.2 {
  118. execsql2 {
  119. SELECT Tabc.a, tAbc.b, taBc.c FROM tabc
  120. }
  121. } {Tabc.a 1 tAbc.b 2 taBc.c 3}
  122. do_test colname-3.3 {
  123. execsql2 {
  124. SELECT +tabc.a, -tabc.b, tabc.c FROM tabc
  125. }
  126. } {+tabc.a 1 -tabc.b -2 tabc.c 3}
  127. do_test colname-3.4 {
  128. execsql2 {
  129. SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC FROM tabc
  130. }
  131. } {AAA 1 BBB -2 CCC 3}
  132. do_test colname-3.5 {
  133. execsql2 {
  134. SELECT Tabc.a, Txyz.x, * FROM tabc, txyz;
  135. }
  136. } {Tabc.a 1 Txyz.x 4 a 1 b 2 c 3 x 4 y 5 z 6}
  137. do_test colname-3.6 {
  138. execsql2 {
  139. SELECT tabc.*, txyz.* FROM tabc, txyz;
  140. }
  141. } {a 1 b 2 c 3 x 4 y 5 z 6}
  142. do_test colname-3.7 {
  143. execsql2 {
  144. SELECT * FROM tabc, txyz, tboth;
  145. }
  146. } {a 11 b 12 c 13 x 14 y 15 z 16 a 11 b 12 c 13 x 14 y 15 z 16}
  147. do_test colname-3.8 {
  148. execsql2 {
  149. SELECT v1.a, * FROM v1 ORDER BY 2;
  150. }
  151. } {v1.a 1 a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6}
  152. do_test colname-3.9 {
  153. execsql2 {
  154. SELECT * FROM v2 ORDER BY 2;
  155. }
  156. } {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16}
  157. do_test colname-3.10 {
  158. execsql2 {
  159. SELECT * FROM v3 ORDER BY 2;
  160. }
  161. } {a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6}
  162. do_test colname-3.11 {
  163. execsql2 {
  164. SELECT * FROM v4 ORDER BY 2;
  165. }
  166. } {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16}
  167. # Test for short=OFF and full=ON
  168. #
  169. do_test colname-4.1 {
  170. db eval {
  171. PRAGMA short_column_names=OFF;
  172. PRAGMA full_column_names=ON;
  173. CREATE VIEW v5 AS SELECT tabC.a, txyZ.x, *
  174. FROM tabc, txyz ORDER BY 1 LIMIT 1;
  175. CREATE VIEW v6 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, *
  176. FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1;
  177. }
  178. execsql2 {
  179. SELECT * FROM tabc;
  180. }
  181. } {tabc.a 1 tabc.b 2 tabc.c 3}
  182. do_test colname-4.2 {
  183. execsql2 {
  184. SELECT Tabc.a, tAbc.b, taBc.c FROM tabc
  185. }
  186. } {tabc.a 1 tabc.b 2 tabc.c 3}
  187. do_test colname-4.3 {
  188. execsql2 {
  189. SELECT +tabc.a, -tabc.b, tabc.c FROM tabc
  190. }
  191. } {+tabc.a 1 -tabc.b -2 tabc.c 3}
  192. do_test colname-4.4 {
  193. execsql2 {
  194. SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC FROM tabc
  195. }
  196. } {AAA 1 BBB -2 CCC 3}
  197. do_test colname-4.5 {
  198. execsql2 {
  199. SELECT Tabc.a, Txyz.x, * FROM tabc, txyz;
  200. }
  201. } {tabc.a 1 txyz.x 4 tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6}
  202. do_test colname-4.6 {
  203. execsql2 {
  204. SELECT tabc.*, txyz.* FROM tabc, txyz;
  205. }
  206. } {tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6}
  207. do_test colname-4.7 {
  208. execsql2 {
  209. SELECT * FROM tabc, txyz, tboth;
  210. }
  211. } {tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6 tboth.a 11 tboth.b 12 tboth.c 13 tboth.x 14 tboth.y 15 tboth.z 16}
  212. do_test colname-4.8 {
  213. execsql2 {
  214. SELECT * FROM v1 ORDER BY 2;
  215. }
  216. } {v1.a 1 v1.x 4 v1.a:1 1 v1.b 2 v1.c 3 v1.x:1 4 v1.y 5 v1.z 6}
  217. do_test colname-4.9 {
  218. execsql2 {
  219. SELECT * FROM v2 ORDER BY 2;
  220. }
  221. } {v2.a 1 v2.x 4 v2.a:1 11 v2.x:1 14 v2.a:2 1 v2.b 2 v2.c 3 v2.x:2 4 v2.y 5 v2.z 6 v2.a:3 11 v2.b:1 12 v2.c:1 13 v2.x:3 14 v2.y:1 15 v2.z:1 16}
  222. do_test colname-4.10 {
  223. execsql2 {
  224. SELECT * FROM v3 ORDER BY 2;
  225. }
  226. } {v3.a 1 v3.x 4 v3.a:1 1 v3.b 2 v3.c 3 v3.x:1 4 v3.y 5 v3.z 6}
  227. do_test colname-4.11 {
  228. execsql2 {
  229. SELECT * FROM v4 ORDER BY 2;
  230. }
  231. } {v4.a 1 v4.x 4 v4.a:1 11 v4.x:1 14 v4.a:2 1 v4.b 2 v4.c 3 v4.x:2 4 v4.y 5 v4.z 6 v4.a:3 11 v4.b:1 12 v4.c:1 13 v4.x:3 14 v4.y:1 15 v4.z:1 16}
  232. do_test colname-4.12 {
  233. execsql2 {
  234. SELECT * FROM v5 ORDER BY 2;
  235. }
  236. } {v5.a 1 v5.x 4 v5.a:1 1 v5.b 2 v5.c 3 v5.x:1 4 v5.y 5 v5.z 6}
  237. do_test colname-4.13 {
  238. execsql2 {
  239. SELECT * FROM v6 ORDER BY 2;
  240. }
  241. } {v6.a 1 v6.x 4 v6.a:1 11 v6.x:1 14 v6.a:2 1 v6.b 2 v6.c 3 v6.x:2 4 v6.y 5 v6.z 6 v6.a:3 11 v6.b:1 12 v6.c:1 13 v6.x:3 14 v6.y:1 15 v6.z:1 16}
  242. # ticket #3229
  243. do_test colname-5.1 {
  244. lreplace [db eval {
  245. SELECT x.* FROM sqlite_master X LIMIT 1;
  246. }] 3 3 x
  247. } {table tabc tabc x {CREATE TABLE tabc(a,b,c)}}
  248. # ticket #3370, #3371, #3372
  249. #
  250. do_test colname-6.1 {
  251. db close
  252. sqlite3 db test.db
  253. db eval {
  254. CREATE TABLE t6(a, ['a'], ["a"], "[a]", [`a`]);
  255. INSERT INTO t6 VALUES(1,2,3,4,5);
  256. }
  257. execsql2 {SELECT * FROM t6}
  258. } {a 1 'a' 2 {"a"} 3 {[a]} 4 `a` 5}
  259. do_test colname-6.2 {
  260. execsql2 {SELECT ['a'], [`a`], "[a]", [a], ["a"] FROM t6}
  261. } {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
  262. do_test colname-6.3 {
  263. execsql2 {SELECT "'a'", "`a`", "[a]", "a", """a""" FROM t6}
  264. } {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
  265. do_test colname-6.4 {
  266. execsql2 {SELECT `'a'`, ```a```, `[a]`, `a`, `"a"` FROM t6}
  267. } {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
  268. do_test colname-6.11 {
  269. execsql2 {SELECT a, max(a) AS m FROM t6}
  270. } {a 1 m 1}
  271. do_test colname-6.12 {
  272. execsql2 {SELECT `a`, max(a) AS m FROM t6}
  273. } {a 1 m 1}
  274. do_test colname-6.13 {
  275. execsql2 {SELECT "a", max(a) AS m FROM t6}
  276. } {a 1 m 1}
  277. do_test colname-6.14 {
  278. execsql2 {SELECT [a], max(a) AS m FROM t6}
  279. } {a 1 m 1}
  280. do_test colname-6.15 {
  281. execsql2 {SELECT t6.a, max(a) AS m FROM t6}
  282. } {a 1 m 1}
  283. do_test colname-6.16 {
  284. execsql2 {SELECT ['a'], max(['a']) AS m FROM t6}
  285. } {'a' 2 m 2}
  286. do_test colname-6.17 {
  287. execsql2 {SELECT ["a"], max(["a"]) AS m FROM t6}
  288. } {{"a"} 3 m 3}
  289. do_test colname-6.18 {
  290. execsql2 {SELECT "[a]", max("[a]") AS m FROM t6}
  291. } {{[a]} 4 m 4}
  292. do_test colname-6.19 {
  293. execsql2 {SELECT "`a`", max([`a`]) AS m FROM t6}
  294. } {`a` 5 m 5}
  295. # Ticket #3429
  296. # We cannot find anything wrong, but it never hurts to add another
  297. # test case.
  298. #
  299. do_test colname-7.1 {
  300. db eval {
  301. CREATE TABLE t7(x INTEGER PRIMARY KEY, y);
  302. INSERT INTO t7 VALUES(1,2);
  303. }
  304. execsql2 {SELECT rowid, * FROM t7}
  305. } {x 1 x 1 y 2}
  306. # Tickets #3893 and #3984. (Same problem; independently reported)
  307. #
  308. do_test colname-8.1 {
  309. db eval {
  310. CREATE TABLE "t3893"("x");
  311. INSERT INTO t3893 VALUES(123);
  312. SELECT "y"."x" FROM (SELECT "x" FROM "t3893") AS "y";
  313. }
  314. } {123}
  315. finish_test