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| 1 # 2002 May 24 |
| 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 # This file implements tests for joins, including outer joins. |
| 14 # |
| 15 # $Id: join2.test,v 1.2 2005/01/21 03:12:16 danielk1977 Exp $ |
| 16 |
| 17 set testdir [file dirname $argv0] |
| 18 source $testdir/tester.tcl |
| 19 |
| 20 do_test join2-1.1 { |
| 21 execsql { |
| 22 CREATE TABLE t1(a,b); |
| 23 INSERT INTO t1 VALUES(1,11); |
| 24 INSERT INTO t1 VALUES(2,22); |
| 25 INSERT INTO t1 VALUES(3,33); |
| 26 SELECT * FROM t1; |
| 27 } |
| 28 } {1 11 2 22 3 33} |
| 29 do_test join2-1.2 { |
| 30 execsql { |
| 31 CREATE TABLE t2(b,c); |
| 32 INSERT INTO t2 VALUES(11,111); |
| 33 INSERT INTO t2 VALUES(33,333); |
| 34 INSERT INTO t2 VALUES(44,444); |
| 35 SELECT * FROM t2; |
| 36 } |
| 37 } {11 111 33 333 44 444}; |
| 38 do_test join2-1.3 { |
| 39 execsql { |
| 40 CREATE TABLE t3(c,d); |
| 41 INSERT INTO t3 VALUES(111,1111); |
| 42 INSERT INTO t3 VALUES(444,4444); |
| 43 INSERT INTO t3 VALUES(555,5555); |
| 44 SELECT * FROM t3; |
| 45 } |
| 46 } {111 1111 444 4444 555 5555} |
| 47 |
| 48 do_test join2-1.4 { |
| 49 execsql { |
| 50 SELECT * FROM |
| 51 t1 NATURAL JOIN t2 NATURAL JOIN t3 |
| 52 } |
| 53 } {1 11 111 1111} |
| 54 do_test join2-1.5 { |
| 55 execsql { |
| 56 SELECT * FROM |
| 57 t1 NATURAL JOIN t2 NATURAL LEFT OUTER JOIN t3 |
| 58 } |
| 59 } {1 11 111 1111 3 33 333 {}} |
| 60 do_test join2-1.6 { |
| 61 execsql { |
| 62 SELECT * FROM |
| 63 t1 NATURAL LEFT OUTER JOIN t2 NATURAL JOIN t3 |
| 64 } |
| 65 } {1 11 111 1111} |
| 66 ifcapable subquery { |
| 67 do_test join2-1.7 { |
| 68 execsql { |
| 69 SELECT * FROM |
| 70 t1 NATURAL LEFT OUTER JOIN (t2 NATURAL JOIN t3) |
| 71 } |
| 72 } {1 11 111 1111 2 22 {} {} 3 33 {} {}} |
| 73 } |
| 74 |
| 75 finish_test |
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