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Modify the drop column code to handle WITHOUT ROWID tables for which a single column appears more than once in the primary key.

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FossilOrigin-Name: e0d2507021c5a04016c442f954b542c0920678737ae7c710eb8ac50d6337db1c
This commit is contained in:
dan
2021-04-06 21:20:39 +00:00
parent 5a9fd231ea
commit cc26301ec3
4 changed files with 33 additions and 10 deletions
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17
test/alterdropcol.test
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@@ -276,4 +276,21 @@ do_catchsql_test 6.1 {
ALTER TABLE t2 DROP COLUMN z;
} {1 {database disk image is malformed}}
# 2021-04-06 dbsqlfuzz crash-331c5c29bb76257b198f1318eef3288f9624c8ce
reset_db
do_execsql_test 7.0 {
CREATE TABLE t1(a, b, c, PRIMARY KEY(a COLLATE nocase, a)) WITHOUT ROWID;
INSERT INTO t1 VALUES(1, 2, 3);
INSERT INTO t1 VALUES(4, 5, 6);
}
do_execsql_test 7.1 {
ALTER TABLE t1 DROP COLUMN c;
}
do_execsql_test 7.2 {
SELECT sql FROM sqlite_schema;
} {{CREATE TABLE t1(a, b, PRIMARY KEY(a COLLATE nocase, a)) WITHOUT ROWID}}
do_execsql_test 7.3 {
SELECT * FROM t1;
} {1 2 4 5}
finish_test