database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-07-29 08:01:23 +03:00
Code Activity

Fix a problem causing the LEFT JOIN strength reduction optimization to be

Browse Source 
incorrectly applied in some cases where the WHERE clause of the query contains
a filter expression of the form NOT(x AND y). Ticket [1e39b966].

FossilOrigin-Name: 38d319c153641ea4138fab2d5a47c31a86f57a071a1e1c299ca54c980cfb2b60
This commit is contained in:
dan
2018-04-10 12:10:01 +00:00
parent a2ce1b99a8
commit a1054dcc3f
4 changed files with 15 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
test/join.test
View File

@ -806,6 +806,11 @@ do_execsql_test join-15.105 {
FROM t1 LEFT JOIN t2
WHERE a IN (1,3,x,y);
} {1 2 {} {} x 3 4 {} {} x}
do_execsql_test join-15.106 {
SELECT *, 'x'
FROM t1 LEFT JOIN t2
WHERE NOT ( 'x'='y' AND t2.y=1 );
} {1 2 {} {} x 3 4 {} {} x}
do_execsql_test join-15.110 {
DROP TABLE t1;
DROP TABLE t2;