wasCSharpSQLite – Blame information for rev 1
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1 | office | 1 | # 2008 June 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 | # $Id: selectB.test,v 1.10 2009/04/02 16:59:47 drh Exp $ |
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14 | |||
15 | set testdir [file dirname $argv0] |
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16 | source $testdir/tester.tcl |
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17 | |||
18 | ifcapable !compound { |
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19 | finish_test |
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20 | return |
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21 | } |
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22 | |||
23 | proc test_transform {testname sql1 sql2 results} { |
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24 | set ::vdbe1 [list] |
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25 | set ::vdbe2 [list] |
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26 | db eval "explain $sql1" { lappend ::vdbe1 $opcode } |
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27 | db eval "explain $sql2" { lappend ::vdbe2 $opcode } |
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28 | |||
29 | do_test $testname.transform { |
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30 | set ::vdbe1 |
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31 | } $::vdbe2 |
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32 | |||
33 | set ::sql1 $sql1 |
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34 | do_test $testname.sql1 { |
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35 | execsql $::sql1 |
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36 | } $results |
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37 | |||
38 | set ::sql2 $sql2 |
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39 | do_test $testname.sql2 { |
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40 | execsql $::sql2 |
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41 | } $results |
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42 | } |
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43 | |||
44 | do_test selectB-1.1 { |
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45 | execsql { |
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46 | CREATE TABLE t1(a, b, c); |
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47 | CREATE TABLE t2(d, e, f); |
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48 | |||
49 | INSERT INTO t1 VALUES( 2, 4, 6); |
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50 | INSERT INTO t1 VALUES( 8, 10, 12); |
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51 | INSERT INTO t1 VALUES(14, 16, 18); |
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52 | |||
53 | INSERT INTO t2 VALUES(3, 6, 9); |
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54 | INSERT INTO t2 VALUES(12, 15, 18); |
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55 | INSERT INTO t2 VALUES(21, 24, 27); |
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56 | } |
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57 | } {} |
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58 | |||
59 | for {set ii 1} {$ii <= 2} {incr ii} { |
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60 | |||
61 | if {$ii == 2} { |
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62 | do_test selectB-2.1 { |
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63 | execsql { |
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64 | CREATE INDEX i1 ON t1(a); |
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65 | CREATE INDEX i2 ON t2(d); |
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66 | } |
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67 | } {} |
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68 | } |
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69 | |||
70 | test_transform selectB-$ii.2 { |
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71 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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72 | } { |
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73 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 |
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74 | } {2 8 14 3 12 21} |
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75 | |||
76 | test_transform selectB-$ii.3 { |
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77 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) ORDER BY 1 |
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78 | } { |
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79 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 |
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80 | } {2 3 8 12 14 21} |
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81 | |||
82 | test_transform selectB-$ii.4 { |
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83 | SELECT * FROM |
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84 | (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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85 | WHERE a>10 ORDER BY 1 |
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86 | } { |
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87 | SELECT a FROM t1 WHERE a>10 UNION ALL SELECT d FROM t2 WHERE d>10 ORDER BY 1 |
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88 | } {12 14 21} |
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89 | |||
90 | test_transform selectB-$ii.5 { |
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91 | SELECT * FROM |
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92 | (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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93 | WHERE a>10 ORDER BY a |
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94 | } { |
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95 | SELECT a FROM t1 WHERE a>10 |
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96 | UNION ALL |
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97 | SELECT d FROM t2 WHERE d>10 |
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98 | ORDER BY a |
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99 | } {12 14 21} |
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100 | |||
101 | test_transform selectB-$ii.6 { |
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102 | SELECT * FROM |
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103 | (SELECT a FROM t1 UNION ALL SELECT d FROM t2 WHERE d > 12) |
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104 | WHERE a>10 ORDER BY a |
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105 | } { |
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106 | SELECT a FROM t1 WHERE a>10 |
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107 | UNION ALL |
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108 | SELECT d FROM t2 WHERE d>12 AND d>10 |
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109 | ORDER BY a |
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110 | } {14 21} |
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111 | |||
112 | test_transform selectB-$ii.7 { |
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113 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) ORDER BY 1 |
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114 | LIMIT 2 |
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115 | } { |
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116 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 LIMIT 2 |
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117 | } {2 3} |
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118 | |||
119 | test_transform selectB-$ii.8 { |
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120 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) ORDER BY 1 |
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121 | LIMIT 2 OFFSET 3 |
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122 | } { |
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123 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 LIMIT 2 OFFSET 3 |
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124 | } {12 14} |
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125 | |||
126 | test_transform selectB-$ii.9 { |
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127 | SELECT * FROM ( |
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128 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 UNION ALL SELECT c FROM t1 |
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129 | ) |
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130 | } { |
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131 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 UNION ALL SELECT c FROM t1 |
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132 | } {2 8 14 3 12 21 6 12 18} |
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133 | |||
134 | test_transform selectB-$ii.10 { |
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135 | SELECT * FROM ( |
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136 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 UNION ALL SELECT c FROM t1 |
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137 | ) ORDER BY 1 |
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138 | } { |
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139 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 UNION ALL SELECT c FROM t1 |
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140 | ORDER BY 1 |
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141 | } {2 3 6 8 12 12 14 18 21} |
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142 | |||
143 | test_transform selectB-$ii.11 { |
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144 | SELECT * FROM ( |
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145 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 UNION ALL SELECT c FROM t1 |
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146 | ) WHERE a>=10 ORDER BY 1 LIMIT 3 |
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147 | } { |
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148 | SELECT a FROM t1 WHERE a>=10 UNION ALL SELECT d FROM t2 WHERE d>=10 |
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149 | UNION ALL SELECT c FROM t1 WHERE c>=10 |
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150 | ORDER BY 1 LIMIT 3 |
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151 | } {12 12 14} |
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152 | |||
153 | test_transform selectB-$ii.12 { |
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154 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2 LIMIT 2) |
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155 | } { |
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156 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 LIMIT 2 |
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157 | } {2 8} |
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158 | |||
159 | # An ORDER BY in a compound subqueries defeats flattening. Ticket #3773 |
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160 | # test_transform selectB-$ii.13 { |
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161 | # SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY a ASC) |
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162 | # } { |
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163 | # SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 ASC |
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164 | # } {2 3 8 12 14 21} |
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165 | # |
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166 | # test_transform selectB-$ii.14 { |
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167 | # SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY a DESC) |
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168 | # } { |
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169 | # SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 DESC |
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170 | # } {21 14 12 8 3 2} |
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171 | # |
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172 | # test_transform selectB-$ii.14 { |
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173 | # SELECT * FROM ( |
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174 | # SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY a DESC |
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175 | # ) LIMIT 2 OFFSET 2 |
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176 | # } { |
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177 | # SELECT a FROM t1 UNION ALL SELECT d FROM t2 ORDER BY 1 DESC |
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178 | # LIMIT 2 OFFSET 2 |
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179 | # } {12 8} |
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180 | # |
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181 | # test_transform selectB-$ii.15 { |
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182 | # SELECT * FROM ( |
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183 | # SELECT a, b FROM t1 UNION ALL SELECT d, e FROM t2 ORDER BY a ASC, e DESC |
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184 | # ) |
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185 | # } { |
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186 | # SELECT a, b FROM t1 UNION ALL SELECT d, e FROM t2 ORDER BY a ASC, e DESC |
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187 | # } {2 4 3 6 8 10 12 15 14 16 21 24} |
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188 | } |
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189 | |||
190 | do_test selectB-3.0 { |
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191 | execsql { |
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192 | DROP INDEX i1; |
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193 | DROP INDEX i2; |
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194 | } |
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195 | } {} |
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196 | |||
197 | for {set ii 3} {$ii <= 4} {incr ii} { |
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198 | |||
199 | if {$ii == 4} { |
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200 | do_test selectB-4.0 { |
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201 | execsql { |
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202 | CREATE INDEX i1 ON t1(a); |
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203 | CREATE INDEX i2 ON t1(b); |
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204 | CREATE INDEX i3 ON t1(c); |
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205 | CREATE INDEX i4 ON t2(d); |
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206 | CREATE INDEX i5 ON t2(e); |
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207 | CREATE INDEX i6 ON t2(f); |
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208 | } |
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209 | } {} |
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210 | } |
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211 | |||
212 | do_test selectB-$ii.1 { |
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213 | execsql { |
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214 | SELECT DISTINCT * FROM |
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215 | (SELECT c FROM t1 UNION ALL SELECT e FROM t2) |
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216 | ORDER BY 1; |
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217 | } |
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218 | } {6 12 15 18 24} |
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219 | |||
220 | do_test selectB-$ii.2 { |
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221 | execsql { |
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222 | SELECT c, count(*) FROM |
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223 | (SELECT c FROM t1 UNION ALL SELECT e FROM t2) |
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224 | GROUP BY c ORDER BY 1; |
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225 | } |
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226 | } {6 2 12 1 15 1 18 1 24 1} |
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227 | do_test selectB-$ii.3 { |
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228 | execsql { |
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229 | SELECT c, count(*) FROM |
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230 | (SELECT c FROM t1 UNION ALL SELECT e FROM t2) |
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231 | GROUP BY c HAVING count(*)>1; |
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232 | } |
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233 | } {6 2} |
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234 | do_test selectB-$ii.4 { |
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235 | execsql { |
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236 | SELECT t4.c, t3.a FROM |
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237 | (SELECT c FROM t1 UNION ALL SELECT e FROM t2) AS t4, t1 AS t3 |
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238 | WHERE t3.a=14 |
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239 | ORDER BY 1 |
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240 | } |
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241 | } {6 14 6 14 12 14 15 14 18 14 24 14} |
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242 | |||
243 | do_test selectB-$ii.5 { |
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244 | execsql { |
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245 | SELECT d FROM t2 |
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246 | EXCEPT |
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247 | SELECT a FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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248 | } |
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249 | } {} |
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250 | do_test selectB-$ii.6 { |
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251 | execsql { |
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252 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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253 | EXCEPT |
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254 | SELECT * FROM (SELECT a FROM t1 UNION ALL SELECT d FROM t2) |
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255 | } |
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256 | } {} |
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257 | do_test selectB-$ii.7 { |
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258 | execsql { |
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259 | SELECT c FROM t1 |
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260 | EXCEPT |
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261 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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262 | } |
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263 | } {12} |
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264 | do_test selectB-$ii.8 { |
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265 | execsql { |
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266 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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267 | EXCEPT |
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268 | SELECT c FROM t1 |
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269 | } |
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270 | } {9 15 24 27} |
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271 | do_test selectB-$ii.9 { |
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272 | execsql { |
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273 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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274 | EXCEPT |
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275 | SELECT c FROM t1 |
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276 | ORDER BY c DESC |
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277 | } |
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278 | } {27 24 15 9} |
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279 | |||
280 | do_test selectB-$ii.10 { |
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281 | execsql { |
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282 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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283 | UNION |
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284 | SELECT c FROM t1 |
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285 | ORDER BY c DESC |
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286 | } |
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287 | } {27 24 18 15 12 9 6} |
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288 | do_test selectB-$ii.11 { |
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289 | execsql { |
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290 | SELECT c FROM t1 |
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291 | UNION |
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292 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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293 | ORDER BY c |
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294 | } |
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295 | } {6 9 12 15 18 24 27} |
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296 | do_test selectB-$ii.12 { |
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297 | execsql { |
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298 | SELECT c FROM t1 UNION SELECT e FROM t2 UNION ALL SELECT f FROM t2 |
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299 | ORDER BY c |
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300 | } |
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301 | } {6 9 12 15 18 18 24 27} |
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302 | do_test selectB-$ii.13 { |
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303 | execsql { |
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304 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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305 | UNION |
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306 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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307 | ORDER BY 1 |
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308 | } |
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309 | } {6 9 15 18 24 27} |
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310 | |||
311 | do_test selectB-$ii.14 { |
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312 | execsql { |
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313 | SELECT c FROM t1 |
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314 | INTERSECT |
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315 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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316 | ORDER BY 1 |
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317 | } |
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318 | } {6 18} |
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319 | do_test selectB-$ii.15 { |
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320 | execsql { |
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321 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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322 | INTERSECT |
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323 | SELECT c FROM t1 |
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324 | ORDER BY 1 |
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325 | } |
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326 | } {6 18} |
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327 | do_test selectB-$ii.16 { |
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328 | execsql { |
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329 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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330 | INTERSECT |
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331 | SELECT * FROM (SELECT e FROM t2 UNION ALL SELECT f FROM t2) |
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332 | ORDER BY 1 |
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333 | } |
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334 | } {6 9 15 18 24 27} |
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335 | |||
336 | do_test selectB-$ii.17 { |
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337 | execsql { |
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338 | SELECT * FROM ( |
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339 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 LIMIT 4 |
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340 | ) LIMIT 2 |
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341 | } |
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342 | } {2 8} |
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343 | |||
344 | do_test selectB-$ii.18 { |
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345 | execsql { |
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346 | SELECT * FROM ( |
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347 | SELECT a FROM t1 UNION ALL SELECT d FROM t2 LIMIT 4 OFFSET 2 |
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348 | ) LIMIT 2 |
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349 | } |
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350 | } {14 3} |
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351 | |||
352 | do_test selectB-$ii.19 { |
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353 | execsql { |
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354 | SELECT * FROM ( |
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355 | SELECT DISTINCT (a/10) FROM t1 UNION ALL SELECT DISTINCT(d%2) FROM t2 |
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356 | ) |
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357 | } |
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358 | } {0 1 0 1} |
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359 | |||
360 | do_test selectB-$ii.20 { |
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361 | execsql { |
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362 | SELECT DISTINCT * FROM ( |
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363 | SELECT DISTINCT (a/10) FROM t1 UNION ALL SELECT DISTINCT(d%2) FROM t2 |
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364 | ) |
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365 | } |
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366 | } {0 1} |
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367 | |||
368 | do_test selectB-$ii.21 { |
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369 | execsql { |
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370 | SELECT * FROM (SELECT * FROM t1 UNION ALL SELECT * FROM t2) ORDER BY a+b |
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371 | } |
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372 | } {2 4 6 3 6 9 8 10 12 12 15 18 14 16 18 21 24 27} |
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373 | |||
374 | do_test selectB-$ii.21 { |
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375 | execsql { |
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376 | SELECT * FROM (SELECT 345 UNION ALL SELECT d FROM t2) ORDER BY 1; |
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377 | } |
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378 | } {3 12 21 345} |
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379 | } |
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380 | |||
381 | finish_test |