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| 1 # 2001 September 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. The |
| 12 # focus of this file is testing the INSERT statement that takes is |
| 13 # result from a SELECT. |
| 14 # |
| 15 # $Id: insert2.test,v 1.19 2008/01/16 18:20:42 danielk1977 Exp $ |
| 16 |
| 17 set testdir [file dirname $argv0] |
| 18 source $testdir/tester.tcl |
| 19 |
| 20 # Create some tables with data that we can select against |
| 21 # |
| 22 do_test insert2-1.0 { |
| 23 execsql {CREATE TABLE d1(n int, log int);} |
| 24 for {set i 1} {$i<=20} {incr i} { |
| 25 for {set j 0} {(1<<$j)<$i} {incr j} {} |
| 26 execsql "INSERT INTO d1 VALUES($i,$j)" |
| 27 } |
| 28 execsql {SELECT * FROM d1 ORDER BY n} |
| 29 } {1 0 2 1 3 2 4 2 5 3 6 3 7 3 8 3 9 4 10 4 11 4 12 4 13 4 14 4 15 4 16 4 17 5 1
8 5 19 5 20 5} |
| 30 |
| 31 # Insert into a new table from the old one. |
| 32 # |
| 33 do_test insert2-1.1.1 { |
| 34 execsql { |
| 35 CREATE TABLE t1(log int, cnt int); |
| 36 PRAGMA count_changes=on; |
| 37 } |
| 38 ifcapable explain { |
| 39 execsql { |
| 40 EXPLAIN INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log; |
| 41 } |
| 42 } |
| 43 execsql { |
| 44 INSERT INTO t1 SELECT log, count(*) FROM d1 GROUP BY log; |
| 45 } |
| 46 } {6} |
| 47 do_test insert2-1.1.2 { |
| 48 db changes |
| 49 } {6} |
| 50 do_test insert2-1.1.3 { |
| 51 execsql {SELECT * FROM t1 ORDER BY log} |
| 52 } {0 1 1 1 2 2 3 4 4 8 5 4} |
| 53 |
| 54 ifcapable compound { |
| 55 do_test insert2-1.2.1 { |
| 56 catch {execsql {DROP TABLE t1}} |
| 57 execsql { |
| 58 CREATE TABLE t1(log int, cnt int); |
| 59 INSERT INTO t1 |
| 60 SELECT log, count(*) FROM d1 GROUP BY log |
| 61 EXCEPT SELECT n-1,log FROM d1; |
| 62 } |
| 63 } {4} |
| 64 do_test insert2-1.2.2 { |
| 65 execsql { |
| 66 SELECT * FROM t1 ORDER BY log; |
| 67 } |
| 68 } {0 1 3 4 4 8 5 4} |
| 69 do_test insert2-1.3.1 { |
| 70 catch {execsql {DROP TABLE t1}} |
| 71 execsql { |
| 72 CREATE TABLE t1(log int, cnt int); |
| 73 PRAGMA count_changes=off; |
| 74 INSERT INTO t1 |
| 75 SELECT log, count(*) FROM d1 GROUP BY log |
| 76 INTERSECT SELECT n-1,log FROM d1; |
| 77 } |
| 78 } {} |
| 79 do_test insert2-1.3.2 { |
| 80 execsql { |
| 81 SELECT * FROM t1 ORDER BY log; |
| 82 } |
| 83 } {1 1 2 2} |
| 84 } ;# ifcapable compound |
| 85 execsql {PRAGMA count_changes=off;} |
| 86 |
| 87 do_test insert2-1.4 { |
| 88 catch {execsql {DROP TABLE t1}} |
| 89 set r [execsql { |
| 90 CREATE TABLE t1(log int, cnt int); |
| 91 CREATE INDEX i1 ON t1(log); |
| 92 CREATE INDEX i2 ON t1(cnt); |
| 93 INSERT INTO t1 SELECT log, count() FROM d1 GROUP BY log; |
| 94 SELECT * FROM t1 ORDER BY log; |
| 95 }] |
| 96 lappend r [execsql {SELECT cnt FROM t1 WHERE log=3}] |
| 97 lappend r [execsql {SELECT log FROM t1 WHERE cnt=4 ORDER BY log}] |
| 98 } {0 1 1 1 2 2 3 4 4 8 5 4 4 {3 5}} |
| 99 |
| 100 do_test insert2-2.0 { |
| 101 execsql { |
| 102 CREATE TABLE t3(a,b,c); |
| 103 CREATE TABLE t4(x,y); |
| 104 INSERT INTO t4 VALUES(1,2); |
| 105 SELECT * FROM t4; |
| 106 } |
| 107 } {1 2} |
| 108 do_test insert2-2.1 { |
| 109 execsql { |
| 110 INSERT INTO t3(a,c) SELECT * FROM t4; |
| 111 SELECT * FROM t3; |
| 112 } |
| 113 } {1 {} 2} |
| 114 do_test insert2-2.2 { |
| 115 execsql { |
| 116 DELETE FROM t3; |
| 117 INSERT INTO t3(c,b) SELECT * FROM t4; |
| 118 SELECT * FROM t3; |
| 119 } |
| 120 } {{} 2 1} |
| 121 do_test insert2-2.3 { |
| 122 execsql { |
| 123 DELETE FROM t3; |
| 124 INSERT INTO t3(c,a,b) SELECT x, 'hi', y FROM t4; |
| 125 SELECT * FROM t3; |
| 126 } |
| 127 } {hi 2 1} |
| 128 |
| 129 integrity_check insert2-3.0 |
| 130 |
| 131 # File table t4 with lots of data |
| 132 # |
| 133 do_test insert2-3.1 { |
| 134 execsql { |
| 135 SELECT * from t4; |
| 136 } |
| 137 } {1 2} |
| 138 do_test insert2-3.2 { |
| 139 set x [db total_changes] |
| 140 execsql { |
| 141 BEGIN; |
| 142 INSERT INTO t4 VALUES(2,4); |
| 143 INSERT INTO t4 VALUES(3,6); |
| 144 INSERT INTO t4 VALUES(4,8); |
| 145 INSERT INTO t4 VALUES(5,10); |
| 146 INSERT INTO t4 VALUES(6,12); |
| 147 INSERT INTO t4 VALUES(7,14); |
| 148 INSERT INTO t4 VALUES(8,16); |
| 149 INSERT INTO t4 VALUES(9,18); |
| 150 INSERT INTO t4 VALUES(10,20); |
| 151 COMMIT; |
| 152 } |
| 153 expr [db total_changes] - $x |
| 154 } {9} |
| 155 do_test insert2-3.2.1 { |
| 156 execsql { |
| 157 SELECT count(*) FROM t4; |
| 158 } |
| 159 } {10} |
| 160 do_test insert2-3.3 { |
| 161 ifcapable subquery { |
| 162 execsql { |
| 163 BEGIN; |
| 164 INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4; |
| 165 INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4; |
| 166 INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4; |
| 167 INSERT INTO t4 SELECT x+(SELECT max(x) FROM t4),y FROM t4; |
| 168 COMMIT; |
| 169 SELECT count(*) FROM t4; |
| 170 } |
| 171 } else { |
| 172 db function max_x_t4 {execsql {SELECT max(x) FROM t4}} |
| 173 execsql { |
| 174 BEGIN; |
| 175 INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4; |
| 176 INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4; |
| 177 INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4; |
| 178 INSERT INTO t4 SELECT x+max_x_t4() ,y FROM t4; |
| 179 COMMIT; |
| 180 SELECT count(*) FROM t4; |
| 181 } |
| 182 } |
| 183 } {160} |
| 184 do_test insert2-3.4 { |
| 185 execsql { |
| 186 BEGIN; |
| 187 UPDATE t4 SET y='lots of data for the row where x=' || x |
| 188 || ' and y=' || y || ' - even more data to fill space'; |
| 189 COMMIT; |
| 190 SELECT count(*) FROM t4; |
| 191 } |
| 192 } {160} |
| 193 do_test insert2-3.5 { |
| 194 ifcapable subquery { |
| 195 execsql { |
| 196 BEGIN; |
| 197 INSERT INTO t4 SELECT x+(SELECT max(x)+1 FROM t4),y FROM t4; |
| 198 SELECT count(*) from t4; |
| 199 ROLLBACK; |
| 200 } |
| 201 } else { |
| 202 execsql { |
| 203 BEGIN; |
| 204 INSERT INTO t4 SELECT x+max_x_t4()+1,y FROM t4; |
| 205 SELECT count(*) from t4; |
| 206 ROLLBACK; |
| 207 } |
| 208 } |
| 209 } {320} |
| 210 do_test insert2-3.6 { |
| 211 execsql { |
| 212 SELECT count(*) FROM t4; |
| 213 } |
| 214 } {160} |
| 215 do_test insert2-3.7 { |
| 216 execsql { |
| 217 BEGIN; |
| 218 DELETE FROM t4 WHERE x!=123; |
| 219 SELECT count(*) FROM t4; |
| 220 ROLLBACK; |
| 221 } |
| 222 } {1} |
| 223 do_test insert2-3.8 { |
| 224 db changes |
| 225 } {159} |
| 226 integrity_check insert2-3.9 |
| 227 |
| 228 # Ticket #901 |
| 229 # |
| 230 ifcapable tempdb { |
| 231 do_test insert2-4.1 { |
| 232 execsql { |
| 233 CREATE TABLE Dependencies(depId integer primary key, |
| 234 class integer, name str, flag str); |
| 235 CREATE TEMPORARY TABLE DepCheck(troveId INT, depNum INT, |
| 236 flagCount INT, isProvides BOOL, class INTEGER, name STRING, |
| 237 flag STRING); |
| 238 INSERT INTO DepCheck |
| 239 VALUES(-1, 0, 1, 0, 2, 'libc.so.6', 'GLIBC_2.0'); |
| 240 INSERT INTO Dependencies |
| 241 SELECT DISTINCT |
| 242 NULL, |
| 243 DepCheck.class, |
| 244 DepCheck.name, |
| 245 DepCheck.flag |
| 246 FROM DepCheck LEFT OUTER JOIN Dependencies ON |
| 247 DepCheck.class == Dependencies.class AND |
| 248 DepCheck.name == Dependencies.name AND |
| 249 DepCheck.flag == Dependencies.flag |
| 250 WHERE |
| 251 Dependencies.depId is NULL; |
| 252 }; |
| 253 } {} |
| 254 } |
| 255 |
| 256 #-------------------------------------------------------------------- |
| 257 # Test that the INSERT works when the SELECT statement (a) references |
| 258 # the table being inserted into and (b) is optimized to use an index |
| 259 # only. |
| 260 do_test insert2-5.1 { |
| 261 execsql { |
| 262 CREATE TABLE t2(a, b); |
| 263 INSERT INTO t2 VALUES(1, 2); |
| 264 CREATE INDEX t2i1 ON t2(a); |
| 265 INSERT INTO t2 SELECT a, 3 FROM t2 WHERE a = 1; |
| 266 SELECT * FROM t2; |
| 267 } |
| 268 } {1 2 1 3} |
| 269 ifcapable subquery { |
| 270 do_test insert2-5.2 { |
| 271 execsql { |
| 272 INSERT INTO t2 SELECT (SELECT a FROM t2), 4; |
| 273 SELECT * FROM t2; |
| 274 } |
| 275 } {1 2 1 3 1 4} |
| 276 } |
| 277 |
| 278 finish_test |
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