database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-08-01 06:27:03 +03:00
Code Activity

Fix problems in the constant propagation optimization that were introduced

Browse Source 
by check-in [1c3e5c20a9e6f501].  Fix for ticket [1dcb4d44964846ad]

FossilOrigin-Name: c9a8defcef35a1fee6bcbb88252a2d0076dabe8381b0128b2257b5b5cc494e0f
This commit is contained in:
drh
2020-02-13 22:12:35 +00:00
parent ab7fdca2ee
commit fdfd45aef3
4 changed files with 22 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
test/whereL.test
View File

@ -144,5 +144,17 @@ do_execsql_test 530 {
SELECT 200, * FROM t0, v0 WHERE t0.c0 = 0 AND v0.c0 = t0.c0;
} {}
# 2020-02-13: ticket 1dcb4d44964846ad
# A problem introduced while making optimizations on the fixes above.
#
reset_db
do_execsql_test 600 {
CREATE TABLE t1(x TEXT);
CREATE TABLE t2(y TEXT);
INSERT INTO t1 VALUES('good'),('bad');
INSERT INTO t2 VALUES('good'),('bad');
SELECT * FROM t1 JOIN t2 ON x=y
WHERE x='good' AND y='good';
} {good good}
finish_test