wasCSharpSQLite – Blame information for rev 7
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Rev | Author | Line No. | Line |
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1 | office | 1 | # 2002 May 24 |
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 joins, including outer joins. |
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14 | # |
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15 | # $Id: join.test,v 1.27 2009/07/01 16:12:08 danielk1977 Exp $ |
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16 | |||
17 | set testdir [file dirname $argv0] |
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18 | source $testdir/tester.tcl |
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19 | |||
20 | do_test join-1.1 { |
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21 | execsql { |
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22 | CREATE TABLE t1(a,b,c); |
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23 | INSERT INTO t1 VALUES(1,2,3); |
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24 | INSERT INTO t1 VALUES(2,3,4); |
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25 | INSERT INTO t1 VALUES(3,4,5); |
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26 | SELECT * FROM t1; |
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27 | } |
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28 | } {1 2 3 2 3 4 3 4 5} |
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29 | do_test join-1.2 { |
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30 | execsql { |
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31 | CREATE TABLE t2(b,c,d); |
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32 | INSERT INTO t2 VALUES(1,2,3); |
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33 | INSERT INTO t2 VALUES(2,3,4); |
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34 | INSERT INTO t2 VALUES(3,4,5); |
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35 | SELECT * FROM t2; |
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36 | } |
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37 | } {1 2 3 2 3 4 3 4 5} |
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38 | |||
39 | do_test join-1.3 { |
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40 | execsql2 { |
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41 | SELECT * FROM t1 NATURAL JOIN t2; |
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42 | } |
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43 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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44 | do_test join-1.3.1 { |
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45 | execsql2 { |
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46 | SELECT * FROM t2 NATURAL JOIN t1; |
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47 | } |
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48 | } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
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49 | do_test join-1.3.2 { |
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50 | execsql2 { |
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51 | SELECT * FROM t2 AS x NATURAL JOIN t1; |
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52 | } |
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53 | } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
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54 | do_test join-1.3.3 { |
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55 | execsql2 { |
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56 | SELECT * FROM t2 NATURAL JOIN t1 AS y; |
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57 | } |
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58 | } {b 2 c 3 d 4 a 1 b 3 c 4 d 5 a 2} |
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59 | do_test join-1.3.4 { |
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60 | execsql { |
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61 | SELECT b FROM t1 NATURAL JOIN t2; |
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62 | } |
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63 | } {2 3} |
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64 | |||
65 | # ticket #3522 |
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66 | do_test join-1.3.5 { |
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67 | execsql2 { |
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68 | SELECT t2.* FROM t2 NATURAL JOIN t1 |
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69 | } |
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70 | } {b 2 c 3 d 4 b 3 c 4 d 5} |
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71 | do_test join-1.3.6 { |
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72 | execsql2 { |
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73 | SELECT xyzzy.* FROM t2 AS xyzzy NATURAL JOIN t1 |
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74 | } |
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75 | } {b 2 c 3 d 4 b 3 c 4 d 5} |
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76 | do_test join-1.3.7 { |
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77 | execsql2 { |
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78 | SELECT t1.* FROM t2 NATURAL JOIN t1 |
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79 | } |
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80 | } {a 1 b 2 c 3 a 2 b 3 c 4} |
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81 | do_test join-1.3.8 { |
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82 | execsql2 { |
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83 | SELECT xyzzy.* FROM t2 NATURAL JOIN t1 AS xyzzy |
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84 | } |
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85 | } {a 1 b 2 c 3 a 2 b 3 c 4} |
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86 | do_test join-1.3.9 { |
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87 | execsql2 { |
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88 | SELECT aaa.*, bbb.* FROM t2 AS aaa NATURAL JOIN t1 AS bbb |
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89 | } |
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90 | } {b 2 c 3 d 4 a 1 b 2 c 3 b 3 c 4 d 5 a 2 b 3 c 4} |
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91 | do_test join-1.3.10 { |
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92 | execsql2 { |
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93 | SELECT t1.*, t2.* FROM t2 NATURAL JOIN t1 |
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94 | } |
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95 | } {a 1 b 2 c 3 b 2 c 3 d 4 a 2 b 3 c 4 b 3 c 4 d 5} |
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96 | |||
97 | |||
98 | do_test join-1.4.1 { |
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99 | execsql2 { |
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100 | SELECT * FROM t1 INNER JOIN t2 USING(b,c); |
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101 | } |
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102 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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103 | do_test join-1.4.2 { |
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104 | execsql2 { |
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105 | SELECT * FROM t1 AS x INNER JOIN t2 USING(b,c); |
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106 | } |
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107 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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108 | do_test join-1.4.3 { |
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109 | execsql2 { |
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110 | SELECT * FROM t1 INNER JOIN t2 AS y USING(b,c); |
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111 | } |
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112 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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113 | do_test join-1.4.4 { |
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114 | execsql2 { |
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115 | SELECT * FROM t1 AS x INNER JOIN t2 AS y USING(b,c); |
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116 | } |
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117 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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118 | do_test join-1.4.5 { |
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119 | execsql { |
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120 | SELECT b FROM t1 JOIN t2 USING(b); |
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121 | } |
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122 | } {2 3} |
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123 | |||
124 | # Ticket #3522 |
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125 | do_test join-1.4.6 { |
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126 | execsql2 { |
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127 | SELECT t1.* FROM t1 JOIN t2 USING(b); |
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128 | } |
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129 | } {a 1 b 2 c 3 a 2 b 3 c 4} |
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130 | do_test join-1.4.7 { |
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131 | execsql2 { |
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132 | SELECT t2.* FROM t1 JOIN t2 USING(b); |
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133 | } |
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134 | } {b 2 c 3 d 4 b 3 c 4 d 5} |
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135 | |||
136 | do_test join-1.5 { |
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137 | execsql2 { |
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138 | SELECT * FROM t1 INNER JOIN t2 USING(b); |
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139 | } |
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140 | } {a 1 b 2 c 3 c 3 d 4 a 2 b 3 c 4 c 4 d 5} |
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141 | do_test join-1.6 { |
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142 | execsql2 { |
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143 | SELECT * FROM t1 INNER JOIN t2 USING(c); |
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144 | } |
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145 | } {a 1 b 2 c 3 b 2 d 4 a 2 b 3 c 4 b 3 d 5} |
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146 | do_test join-1.7 { |
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147 | execsql2 { |
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148 | SELECT * FROM t1 INNER JOIN t2 USING(c,b); |
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149 | } |
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150 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5} |
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151 | |||
152 | do_test join-1.8 { |
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153 | execsql { |
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154 | SELECT * FROM t1 NATURAL CROSS JOIN t2; |
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155 | } |
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156 | } {1 2 3 4 2 3 4 5} |
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157 | do_test join-1.9 { |
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158 | execsql { |
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159 | SELECT * FROM t1 CROSS JOIN t2 USING(b,c); |
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160 | } |
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161 | } {1 2 3 4 2 3 4 5} |
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162 | do_test join-1.10 { |
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163 | execsql { |
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164 | SELECT * FROM t1 NATURAL INNER JOIN t2; |
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165 | } |
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166 | } {1 2 3 4 2 3 4 5} |
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167 | do_test join-1.11 { |
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168 | execsql { |
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169 | SELECT * FROM t1 INNER JOIN t2 USING(b,c); |
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170 | } |
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171 | } {1 2 3 4 2 3 4 5} |
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172 | do_test join-1.12 { |
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173 | execsql { |
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174 | SELECT * FROM t1 natural inner join t2; |
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175 | } |
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176 | } {1 2 3 4 2 3 4 5} |
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177 | |||
178 | ifcapable subquery { |
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179 | do_test join-1.13 { |
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180 | execsql2 { |
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181 | SELECT * FROM t1 NATURAL JOIN |
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182 | (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as t3 |
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183 | } |
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184 | } {a 1 b 2 c 3 d 4 e 5} |
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185 | do_test join-1.14 { |
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186 | execsql2 { |
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187 | SELECT * FROM (SELECT b as 'c', c as 'd', d as 'e' FROM t2) as 'tx' |
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188 | NATURAL JOIN t1 |
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189 | } |
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190 | } {c 3 d 4 e 5 a 1 b 2} |
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191 | } |
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192 | |||
193 | do_test join-1.15 { |
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194 | execsql { |
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195 | CREATE TABLE t3(c,d,e); |
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196 | INSERT INTO t3 VALUES(2,3,4); |
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197 | INSERT INTO t3 VALUES(3,4,5); |
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198 | INSERT INTO t3 VALUES(4,5,6); |
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199 | SELECT * FROM t3; |
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200 | } |
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201 | } {2 3 4 3 4 5 4 5 6} |
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202 | do_test join-1.16 { |
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203 | execsql { |
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204 | SELECT * FROM t1 natural join t2 natural join t3; |
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205 | } |
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206 | } {1 2 3 4 5 2 3 4 5 6} |
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207 | do_test join-1.17 { |
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208 | execsql2 { |
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209 | SELECT * FROM t1 natural join t2 natural join t3; |
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210 | } |
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211 | } {a 1 b 2 c 3 d 4 e 5 a 2 b 3 c 4 d 5 e 6} |
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212 | do_test join-1.18 { |
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213 | execsql { |
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214 | CREATE TABLE t4(d,e,f); |
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215 | INSERT INTO t4 VALUES(2,3,4); |
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216 | INSERT INTO t4 VALUES(3,4,5); |
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217 | INSERT INTO t4 VALUES(4,5,6); |
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218 | SELECT * FROM t4; |
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219 | } |
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220 | } {2 3 4 3 4 5 4 5 6} |
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221 | do_test join-1.19.1 { |
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222 | execsql { |
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223 | SELECT * FROM t1 natural join t2 natural join t4; |
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224 | } |
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225 | } {1 2 3 4 5 6} |
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226 | do_test join-1.19.2 { |
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227 | execsql2 { |
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228 | SELECT * FROM t1 natural join t2 natural join t4; |
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229 | } |
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230 | } {a 1 b 2 c 3 d 4 e 5 f 6} |
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231 | do_test join-1.20 { |
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232 | execsql { |
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233 | SELECT * FROM t1 natural join t2 natural join t3 WHERE t1.a=1 |
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234 | } |
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235 | } {1 2 3 4 5} |
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236 | |||
237 | do_test join-2.1 { |
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238 | execsql { |
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239 | SELECT * FROM t1 NATURAL LEFT JOIN t2; |
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240 | } |
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241 | } {1 2 3 4 2 3 4 5 3 4 5 {}} |
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242 | |||
243 | # ticket #3522 |
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244 | do_test join-2.1.1 { |
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245 | execsql2 { |
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246 | SELECT * FROM t1 NATURAL LEFT JOIN t2; |
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247 | } |
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248 | } {a 1 b 2 c 3 d 4 a 2 b 3 c 4 d 5 a 3 b 4 c 5 d {}} |
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249 | do_test join-2.1.2 { |
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250 | execsql2 { |
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251 | SELECT t1.* FROM t1 NATURAL LEFT JOIN t2; |
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252 | } |
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253 | } {a 1 b 2 c 3 a 2 b 3 c 4 a 3 b 4 c 5} |
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254 | do_test join-2.1.3 { |
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255 | execsql2 { |
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256 | SELECT t2.* FROM t1 NATURAL LEFT JOIN t2; |
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257 | } |
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258 | } {b 2 c 3 d 4 b 3 c 4 d 5 b {} c {} d {}} |
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259 | |||
260 | do_test join-2.2 { |
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261 | execsql { |
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262 | SELECT * FROM t2 NATURAL LEFT OUTER JOIN t1; |
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263 | } |
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264 | } {1 2 3 {} 2 3 4 1 3 4 5 2} |
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265 | do_test join-2.3 { |
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266 | catchsql { |
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267 | SELECT * FROM t1 NATURAL RIGHT OUTER JOIN t2; |
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268 | } |
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269 | } {1 {RIGHT and FULL OUTER JOINs are not currently supported}} |
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270 | do_test join-2.4 { |
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271 | execsql { |
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272 | SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d |
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273 | } |
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274 | } {1 2 3 {} {} {} 2 3 4 {} {} {} 3 4 5 1 2 3} |
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275 | do_test join-2.5 { |
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276 | execsql { |
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277 | SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t1.a>1 |
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278 | } |
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279 | } {2 3 4 {} {} {} 3 4 5 1 2 3} |
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280 | do_test join-2.6 { |
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281 | execsql { |
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282 | SELECT * FROM t1 LEFT JOIN t2 ON t1.a=t2.d WHERE t2.b IS NULL OR t2.b>1 |
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283 | } |
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284 | } {1 2 3 {} {} {} 2 3 4 {} {} {}} |
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285 | |||
286 | do_test join-3.1 { |
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287 | catchsql { |
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288 | SELECT * FROM t1 NATURAL JOIN t2 ON t1.a=t2.b; |
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289 | } |
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290 | } {1 {a NATURAL join may not have an ON or USING clause}} |
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291 | do_test join-3.2 { |
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292 | catchsql { |
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293 | SELECT * FROM t1 NATURAL JOIN t2 USING(b); |
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294 | } |
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295 | } {1 {a NATURAL join may not have an ON or USING clause}} |
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296 | do_test join-3.3 { |
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297 | catchsql { |
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298 | SELECT * FROM t1 JOIN t2 ON t1.a=t2.b USING(b); |
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299 | } |
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300 | } {1 {cannot have both ON and USING clauses in the same join}} |
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301 | do_test join-3.4.1 { |
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302 | catchsql { |
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303 | SELECT * FROM t1 JOIN t2 USING(a); |
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304 | } |
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305 | } {1 {cannot join using column a - column not present in both tables}} |
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306 | do_test join-3.4.2 { |
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307 | catchsql { |
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308 | SELECT * FROM t1 JOIN t2 USING(d); |
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309 | } |
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310 | } {1 {cannot join using column d - column not present in both tables}} |
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311 | do_test join-3.5 { |
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312 | catchsql { SELECT * FROM t1 USING(a) } |
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313 | } {1 {a JOIN clause is required before USING}} |
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314 | do_test join-3.6 { |
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315 | catchsql { |
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316 | SELECT * FROM t1 JOIN t2 ON t3.a=t2.b; |
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317 | } |
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318 | } {1 {no such column: t3.a}} |
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319 | do_test join-3.7 { |
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320 | catchsql { |
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321 | SELECT * FROM t1 INNER OUTER JOIN t2; |
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322 | } |
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323 | } {1 {unknown or unsupported join type: INNER OUTER}} |
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324 | do_test join-3.8 { |
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325 | catchsql { |
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326 | SELECT * FROM t1 INNER OUTER CROSS JOIN t2; |
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327 | } |
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328 | } {1 {unknown or unsupported join type: INNER OUTER CROSS}} |
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329 | do_test join-3.9 { |
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330 | catchsql { |
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331 | SELECT * FROM t1 OUTER NATURAL INNER JOIN t2; |
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332 | } |
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333 | } {1 {unknown or unsupported join type: OUTER NATURAL INNER}} |
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334 | do_test join-3.10 { |
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335 | catchsql { |
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336 | SELECT * FROM t1 LEFT BOGUS JOIN t2; |
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337 | } |
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338 | } {1 {unknown or unsupported join type: LEFT BOGUS}} |
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339 | do_test join-3.11 { |
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340 | catchsql { |
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341 | SELECT * FROM t1 INNER BOGUS CROSS JOIN t2; |
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342 | } |
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343 | } {1 {unknown or unsupported join type: INNER BOGUS CROSS}} |
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344 | do_test join-3.12 { |
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345 | catchsql { |
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346 | SELECT * FROM t1 NATURAL AWK SED JOIN t2; |
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347 | } |
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348 | } {1 {unknown or unsupported join type: NATURAL AWK SED}} |
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349 | |||
350 | do_test join-4.1 { |
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351 | execsql { |
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352 | BEGIN; |
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353 | CREATE TABLE t5(a INTEGER PRIMARY KEY); |
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354 | CREATE TABLE t6(a INTEGER); |
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355 | INSERT INTO t6 VALUES(NULL); |
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356 | INSERT INTO t6 VALUES(NULL); |
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357 | INSERT INTO t6 SELECT * FROM t6; |
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358 | INSERT INTO t6 SELECT * FROM t6; |
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359 | INSERT INTO t6 SELECT * FROM t6; |
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360 | INSERT INTO t6 SELECT * FROM t6; |
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361 | INSERT INTO t6 SELECT * FROM t6; |
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362 | INSERT INTO t6 SELECT * FROM t6; |
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363 | COMMIT; |
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364 | } |
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365 | execsql { |
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366 | SELECT * FROM t6 NATURAL JOIN t5; |
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367 | } |
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368 | } {} |
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369 | do_test join-4.2 { |
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370 | execsql { |
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371 | SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
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372 | } |
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373 | } {} |
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374 | do_test join-4.3 { |
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375 | execsql { |
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376 | SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
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377 | } |
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378 | } {} |
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379 | do_test join-4.4 { |
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380 | execsql { |
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381 | UPDATE t6 SET a='xyz'; |
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382 | SELECT * FROM t6 NATURAL JOIN t5; |
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383 | } |
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384 | } {} |
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385 | do_test join-4.6 { |
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386 | execsql { |
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387 | SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
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388 | } |
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389 | } {} |
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390 | do_test join-4.7 { |
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391 | execsql { |
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392 | SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
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393 | } |
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394 | } {} |
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395 | do_test join-4.8 { |
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396 | execsql { |
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397 | UPDATE t6 SET a=1; |
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398 | SELECT * FROM t6 NATURAL JOIN t5; |
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399 | } |
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400 | } {} |
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401 | do_test join-4.9 { |
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402 | execsql { |
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403 | SELECT * FROM t6, t5 WHERE t6.a<t5.a; |
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404 | } |
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405 | } {} |
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406 | do_test join-4.10 { |
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407 | execsql { |
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408 | SELECT * FROM t6, t5 WHERE t6.a>t5.a; |
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409 | } |
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410 | } {} |
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411 | |||
412 | do_test join-5.1 { |
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413 | execsql { |
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414 | BEGIN; |
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415 | create table centros (id integer primary key, centro); |
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416 | INSERT INTO centros VALUES(1,'xxx'); |
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417 | create table usuarios (id integer primary key, nombre, apellidos, |
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418 | idcentro integer); |
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419 | INSERT INTO usuarios VALUES(1,'a','aa',1); |
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420 | INSERT INTO usuarios VALUES(2,'b','bb',1); |
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421 | INSERT INTO usuarios VALUES(3,'c','cc',NULL); |
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422 | create index idcentro on usuarios (idcentro); |
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423 | END; |
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424 | select usuarios.id, usuarios.nombre, centros.centro from |
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425 | usuarios left outer join centros on usuarios.idcentro = centros.id; |
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426 | } |
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427 | } {1 a xxx 2 b xxx 3 c {}} |
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428 | |||
429 | # A test for ticket #247. |
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430 | # |
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431 | do_test join-7.1 { |
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432 | execsql { |
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433 | CREATE TABLE t7 (x, y); |
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434 | INSERT INTO t7 VALUES ("pa1", 1); |
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435 | INSERT INTO t7 VALUES ("pa2", NULL); |
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436 | INSERT INTO t7 VALUES ("pa3", NULL); |
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437 | INSERT INTO t7 VALUES ("pa4", 2); |
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438 | INSERT INTO t7 VALUES ("pa30", 131); |
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439 | INSERT INTO t7 VALUES ("pa31", 130); |
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440 | INSERT INTO t7 VALUES ("pa28", NULL); |
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441 | |||
442 | CREATE TABLE t8 (a integer primary key, b); |
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443 | INSERT INTO t8 VALUES (1, "pa1"); |
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444 | INSERT INTO t8 VALUES (2, "pa4"); |
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445 | INSERT INTO t8 VALUES (3, NULL); |
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446 | INSERT INTO t8 VALUES (4, NULL); |
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447 | INSERT INTO t8 VALUES (130, "pa31"); |
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448 | INSERT INTO t8 VALUES (131, "pa30"); |
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449 | |||
450 | SELECT coalesce(t8.a,999) from t7 LEFT JOIN t8 on y=a; |
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451 | } |
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452 | } {1 999 999 2 131 130 999} |
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453 | |||
454 | # Make sure a left join where the right table is really a view that |
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455 | # is itself a join works right. Ticket #306. |
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456 | # |
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457 | ifcapable view { |
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458 | do_test join-8.1 { |
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459 | execsql { |
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460 | BEGIN; |
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461 | CREATE TABLE t9(a INTEGER PRIMARY KEY, b); |
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462 | INSERT INTO t9 VALUES(1,11); |
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463 | INSERT INTO t9 VALUES(2,22); |
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464 | CREATE TABLE t10(x INTEGER PRIMARY KEY, y); |
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465 | INSERT INTO t10 VALUES(1,2); |
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466 | INSERT INTO t10 VALUES(3,3); |
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467 | CREATE TABLE t11(p INTEGER PRIMARY KEY, q); |
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468 | INSERT INTO t11 VALUES(2,111); |
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469 | INSERT INTO t11 VALUES(3,333); |
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470 | CREATE VIEW v10_11 AS SELECT x, q FROM t10, t11 WHERE t10.y=t11.p; |
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471 | COMMIT; |
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472 | SELECT * FROM t9 LEFT JOIN v10_11 ON( a=x ); |
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473 | } |
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474 | } {1 11 1 111 2 22 {} {}} |
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475 | ifcapable subquery { |
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476 | do_test join-8.2 { |
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477 | execsql { |
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478 | SELECT * FROM t9 LEFT JOIN (SELECT x, q FROM t10, t11 WHERE t10.y=t11.p) |
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479 | ON( a=x); |
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480 | } |
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481 | } {1 11 1 111 2 22 {} {}} |
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482 | } |
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483 | do_test join-8.3 { |
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484 | execsql { |
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485 | SELECT * FROM v10_11 LEFT JOIN t9 ON( a=x ); |
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486 | } |
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487 | } {1 111 1 11 3 333 {} {}} |
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488 | ifcapable subquery { |
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489 | # Constant expressions in a subquery that is the right element of a |
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490 | # LEFT JOIN evaluate to NULL for rows where the LEFT JOIN does not |
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491 | # match. Ticket #3300 |
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492 | do_test join-8.4 { |
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493 | execsql { |
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494 | SELECT * FROM t9 LEFT JOIN (SELECT 44, p, q FROM t11) AS sub1 ON p=a |
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495 | } |
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496 | } {1 11 {} {} {} 2 22 44 2 111} |
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497 | } |
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498 | } ;# ifcapable view |
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499 | |||
500 | # Ticket #350 describes a scenario where LEFT OUTER JOIN does not |
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501 | # function correctly if the right table in the join is really |
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502 | # subquery. |
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503 | # |
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504 | # To test the problem, we generate the same LEFT OUTER JOIN in two |
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505 | # separate selects but with on using a subquery and the other calling |
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506 | # the table directly. Then connect the two SELECTs using an EXCEPT. |
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507 | # Both queries should generate the same results so the answer should |
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508 | # be an empty set. |
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509 | # |
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510 | ifcapable compound { |
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511 | do_test join-9.1 { |
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512 | execsql { |
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513 | BEGIN; |
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514 | CREATE TABLE t12(a,b); |
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515 | INSERT INTO t12 VALUES(1,11); |
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516 | INSERT INTO t12 VALUES(2,22); |
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517 | CREATE TABLE t13(b,c); |
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518 | INSERT INTO t13 VALUES(22,222); |
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519 | COMMIT; |
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520 | } |
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521 | } {} |
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522 | |||
523 | ifcapable subquery { |
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524 | do_test join-9.1.1 { |
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525 | execsql { |
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526 | SELECT * FROM t12 NATURAL LEFT JOIN t13 |
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527 | EXCEPT |
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528 | SELECT * FROM t12 NATURAL LEFT JOIN (SELECT * FROM t13 WHERE b>0); |
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529 | } |
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530 | } {} |
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531 | } |
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532 | ifcapable view { |
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533 | do_test join-9.2 { |
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534 | execsql { |
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535 | CREATE VIEW v13 AS SELECT * FROM t13 WHERE b>0; |
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536 | SELECT * FROM t12 NATURAL LEFT JOIN t13 |
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537 | EXCEPT |
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538 | SELECT * FROM t12 NATURAL LEFT JOIN v13; |
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539 | } |
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540 | } {} |
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541 | } ;# ifcapable view |
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542 | } ;# ifcapable compound |
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543 | |||
544 | ifcapable subquery { |
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545 | # Ticket #1697: Left Join WHERE clause terms that contain an |
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546 | # aggregate subquery. |
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547 | # |
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548 | do_test join-10.1 { |
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549 | execsql { |
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550 | CREATE TABLE t21(a,b,c); |
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551 | CREATE TABLE t22(p,q); |
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552 | CREATE INDEX i22 ON t22(q); |
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553 | SELECT a FROM t21 LEFT JOIN t22 ON b=p WHERE q= |
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554 | (SELECT max(m.q) FROM t22 m JOIN t21 n ON n.b=m.p WHERE n.c=1); |
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555 | } |
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556 | } {} |
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557 | |||
558 | # Test a LEFT JOIN when the right-hand side of hte join is an empty |
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559 | # sub-query. Seems fine. |
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560 | # |
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561 | do_test join-10.2 { |
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562 | execsql { |
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563 | CREATE TABLE t23(a, b, c); |
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564 | CREATE TABLE t24(a, b, c); |
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565 | INSERT INTO t23 VALUES(1, 2, 3); |
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566 | } |
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567 | execsql { |
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568 | SELECT * FROM t23 LEFT JOIN t24; |
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569 | } |
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570 | } {1 2 3 {} {} {}} |
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571 | do_test join-10.3 { |
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572 | execsql { |
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573 | SELECT * FROM t23 LEFT JOIN (SELECT * FROM t24); |
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574 | } |
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575 | } {1 2 3 {} {} {}} |
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576 | |||
577 | } ;# ifcapable subquery |
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578 | |||
579 | #------------------------------------------------------------------------- |
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580 | # The following tests are to ensure that bug b73fb0bd64 is fixed. |
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581 | # |
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582 | do_test join-11.1 { |
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583 | drop_all_tables |
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584 | execsql { |
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585 | CREATE TABLE t1(a INTEGER PRIMARY KEY, b TEXT); |
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586 | CREATE TABLE t2(a INTEGER PRIMARY KEY, b TEXT); |
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587 | INSERT INTO t1 VALUES(1,'abc'); |
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588 | INSERT INTO t1 VALUES(2,'def'); |
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589 | INSERT INTO t2 VALUES(1,'abc'); |
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590 | INSERT INTO t2 VALUES(2,'def'); |
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591 | SELECT * FROM t1 NATURAL JOIN t2; |
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592 | } |
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593 | } {1 abc 2 def} |
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594 | |||
595 | do_test join-11.2 { |
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596 | execsql { SELECT a FROM t1 JOIN t1 USING (a)} |
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597 | } {1 2} |
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598 | do_test join-11.3 { |
||
599 | execsql { SELECT a FROM t1 JOIN t1 AS t2 USING (a)} |
||
600 | } {1 2} |
||
601 | do_test join-11.3 { |
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602 | execsql { SELECT * FROM t1 NATURAL JOIN t1 AS t2} |
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603 | } {1 abc 2 def} |
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604 | do_test join-11.4 { |
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605 | execsql { SELECT * FROM t1 NATURAL JOIN t1 } |
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606 | } {1 abc 2 def} |
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607 | |||
608 | do_test join-11.5 { |
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609 | drop_all_tables |
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610 | execsql { |
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611 | CREATE TABLE t1(a COLLATE nocase, b); |
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612 | CREATE TABLE t2(a, b); |
||
613 | INSERT INTO t1 VALUES('ONE', 1); |
||
614 | INSERT INTO t1 VALUES('two', 2); |
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615 | INSERT INTO t2 VALUES('one', 1); |
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616 | INSERT INTO t2 VALUES('two', 2); |
||
617 | } |
||
618 | } {} |
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619 | do_test join-11.6 { |
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620 | execsql { SELECT * FROM t1 NATURAL JOIN t2 } |
||
621 | } {ONE 1 two 2} |
||
622 | do_test join-11.7 { |
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623 | execsql { SELECT * FROM t2 NATURAL JOIN t1 } |
||
624 | } {two 2} |
||
625 | |||
626 | do_test join-11.8 { |
||
627 | drop_all_tables |
||
628 | execsql { |
||
629 | CREATE TABLE t1(a, b TEXT); |
||
630 | CREATE TABLE t2(b INTEGER, a); |
||
631 | INSERT INTO t1 VALUES('one', '1.0'); |
||
632 | INSERT INTO t1 VALUES('two', '2'); |
||
633 | INSERT INTO t2 VALUES(1, 'one'); |
||
634 | INSERT INTO t2 VALUES(2, 'two'); |
||
635 | } |
||
636 | } {} |
||
637 | do_test join-11.9 { |
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638 | execsql { SELECT * FROM t1 NATURAL JOIN t2 } |
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639 | } {one 1.0 two 2} |
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640 | do_test join-11.10 { |
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641 | execsql { SELECT * FROM t2 NATURAL JOIN t1 } |
||
642 | } {1 one 2 two} |
||
643 | |||
644 | finish_test |