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When flattening UNION ALL subqueries into a join query, ensure that separate cursor numbers are used for each segment of the newly flattened query.
FossilOrigin-Name: c510377b0b052e400f2ee4f20220b61cdf74ee44b9bb9e6490787c88dd4c55aa
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@ -165,6 +165,37 @@ do_execsql_test 2.2.8 {
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3 three 3 iii
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3 THREE 3 iii
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}
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do_execsql_test 2.2.9a {
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SELECT * FROM t1, t2 ORDER BY +k
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} {
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1 one 2 ii 1 ONE 2 ii 2 two 2 ii
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2 TWO 2 ii 3 three 2 ii 3 THREE 2 ii
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1 one 3 iii 1 ONE 3 iii 2 two 3 iii
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2 TWO 3 iii 3 three 3 iii 3 THREE 3 iii
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1 one 4 iv 1 ONE 4 iv 2 two 4 iv
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2 TWO 4 iv 3 three 4 iv 3 THREE 4 iv
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1 one 5 v 1 ONE 5 v 2 two 5 v
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2 TWO 5 v 3 three 5 v 3 THREE 5 v
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}
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do_execsql_test 2.2.9b {
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SELECT * FROM t1, t2 ORDER BY k
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} {
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1 one 2 ii 1 ONE 2 ii 2 two 2 ii
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2 TWO 2 ii 3 three 2 ii 3 THREE 2 ii
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1 one 3 iii 1 ONE 3 iii 2 two 3 iii
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2 TWO 3 iii 3 three 3 iii 3 THREE 3 iii
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1 one 4 iv 1 ONE 4 iv 2 two 4 iv
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2 TWO 4 iv 3 three 4 iv 3 THREE 4 iv
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1 one 5 v 1 ONE 5 v 2 two 5 v
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2 TWO 5 v 3 three 5 v 3 THREE 5 v
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}
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finish_test
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@ -25,9 +25,9 @@ do_faultsim_test 1 -faults oom-t* -prep {
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faultsim_restore_and_reopen
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} -body {
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execsql {
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SELECT * FROM (
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SELECT * FROM t1, (
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SELECT x FROM t1 UNION ALL SELECT y FROM t1
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)
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), t3
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}
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} -test {
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faultsim_test_result {0 {}}
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