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Fix a (harmless) off-by-one error in code generation that comes up when

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doing a DISTINCT query against a virtual table with an OR term in the
WHERE clause and where the ORDER BY clause has 64 or more references to
the result set.  [forum:/forumpost/dfe8084751|Forum post dfe8084751].

FossilOrigin-Name: 04af7ef77043702f93cbff23548610759786893bd3d4d6fc08181e1e249c6663
This commit is contained in:
drh
2022-12-07 00:14:25 +00:00
parent 7726629ab2
commit b54f71e205
4 changed files with 25 additions and 11 deletions
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15
test/where.test
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@ -1618,4 +1618,19 @@ do_execsql_test where-28.1 {
19 5
}
# 2022-12-07 Yong Heng [https://sqlite.org/forum/forumpost/dfe8084751]
#
do_execsql_test where-29.1 {
SELECT DISTINCT 'xyz' FROM pragma_cache_size
WHERE rowid OR abs(0)
ORDER BY
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1;
} {xyz}
finish_test