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Fix a problem in ALTER TABLE causing table or column references in sub-selects ton the RHS of a vector SET clause in an UPDATE within a trigger (i.e. "SET (a,b) = ( (SELECT...), <expr> )").

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FossilOrigin-Name: 255b0eeed113d83b474efc5bc8fc790a270bc43ee598df4b2c378e1ad2d729b7
This commit is contained in:
dan
2021-09-27 15:44:03 +00:00
parent 76ec55fddb
commit 5a69d19eea
5 changed files with 46 additions and 11 deletions
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31
test/altermalloc3.test
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@ -43,5 +43,36 @@ do_faultsim_test 1 -prep {
faultsim_test_result {0 {}}
}
#-------------------------------------------------------------------------
# dbsqlfuzz e3dd84cda3848016a6a6024c7249d09bc2ef2615
#
reset_db
do_execsql_test 2.0 {
CREATE TABLE t2(k,v);
CREATE TRIGGER r2 AFTER INSERT ON t2 BEGIN
UPDATE t2 SET (k,v)= (
(WITH cte1(a) AS ( SELECT 1 FROM ( SELECT * FROM t2 ) )
SELECT a FROM cte1
), 1);
END;
}
faultsim_save_and_close
faultsim_restore_and_reopen
do_execsql_test 2.1 {
ALTER TABLE t2 RENAME TO t2x;
}
do_faultsim_test 2.2 -prep {
faultsim_restore_and_reopen
db eval { SELECT * FROM sqlite_master }
} -body {
execsql {
ALTER TABLE t2 RENAME TO t2x;
}
} -test {
faultsim_test_result {0 {}}
}
finish_test