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1 # 2002 May 24 |
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2 # |
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3 # The author disclaims copyright to this source code. In place of |
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4 # a legal notice, here is a blessing: |
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5 # |
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6 # May you do good and not evil. |
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7 # May you find forgiveness for yourself and forgive others. |
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8 # May you share freely, never taking more than you give. |
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9 # |
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10 #*********************************************************************** |
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11 # This file implements regression tests for SQLite library. |
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12 # |
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13 # This file implements tests for left outer joins containing WHERE |
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14 # clauses that restrict the scope of the left term of the join. |
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15 # |
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16 # $Id: join4.test,v 1.4 2005/03/29 03:11:00 danielk1977 Exp $ |
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17 |
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18 set testdir [file dirname $argv0] |
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19 source $testdir/tester.tcl |
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20 |
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21 ifcapable tempdb { |
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22 do_test join4-1.1 { |
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23 execsql { |
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24 create temp table t1(a integer, b varchar(10)); |
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25 insert into t1 values(1,'one'); |
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26 insert into t1 values(2,'two'); |
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27 insert into t1 values(3,'three'); |
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28 insert into t1 values(4,'four'); |
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29 |
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30 create temp table t2(x integer, y varchar(10), z varchar(10)); |
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31 insert into t2 values(2,'niban','ok'); |
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32 insert into t2 values(4,'yonban','err'); |
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33 } |
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34 execsql { |
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35 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
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36 } |
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37 } {2 two 2 niban ok} |
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38 } else { |
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39 do_test join4-1.1 { |
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40 execsql { |
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41 create table t1(a integer, b varchar(10)); |
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42 insert into t1 values(1,'one'); |
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43 insert into t1 values(2,'two'); |
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44 insert into t1 values(3,'three'); |
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45 insert into t1 values(4,'four'); |
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46 |
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47 create table t2(x integer, y varchar(10), z varchar(10)); |
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48 insert into t2 values(2,'niban','ok'); |
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49 insert into t2 values(4,'yonban','err'); |
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50 } |
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51 execsql { |
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52 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
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53 } |
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54 } {2 two 2 niban ok} |
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55 } |
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56 do_test join4-1.2 { |
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57 execsql { |
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58 select * from t1 left outer join t2 on t1.a=t2.x and t2.z='ok' |
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59 } |
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60 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
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61 do_test join4-1.3 { |
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62 execsql { |
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63 create index i2 on t2(z); |
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64 } |
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65 execsql { |
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66 select * from t1 left outer join t2 on t1.a=t2.x where t2.z='ok' |
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67 } |
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68 } {2 two 2 niban ok} |
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69 do_test join4-1.4 { |
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70 execsql { |
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71 select * from t1 left outer join t2 on t1.a=t2.x and t2.z='ok' |
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72 } |
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73 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
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74 do_test join4-1.5 { |
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75 execsql { |
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76 select * from t1 left outer join t2 on t1.a=t2.x where t2.z>='ok' |
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77 } |
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78 } {2 two 2 niban ok} |
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79 do_test join4-1.4 { |
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80 execsql { |
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81 select * from t1 left outer join t2 on t1.a=t2.x and t2.z>='ok' |
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82 } |
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83 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
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84 ifcapable subquery { |
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85 do_test join4-1.6 { |
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86 execsql { |
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87 select * from t1 left outer join t2 on t1.a=t2.x where t2.z IN ('ok') |
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88 } |
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89 } {2 two 2 niban ok} |
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90 do_test join4-1.7 { |
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91 execsql { |
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92 select * from t1 left outer join t2 on t1.a=t2.x and t2.z IN ('ok') |
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93 } |
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94 } {1 one {} {} {} 2 two 2 niban ok 3 three {} {} {} 4 four {} {} {}} |
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95 } |
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96 |
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97 |
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98 finish_test |