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

Update the ALTER TABLE command to correctly handle UPDATE ... FROM statements within trigger programs.

Browse Source 
FossilOrigin-Name: 3e6af890406b58da1c4aebec4d483be7ab0fdb589ef7a4c4e987d6bde18d6b97
This commit is contained in:
dan
2020-10-31 16:33:01 +00:00
parent ed7974dee5
commit 7a39faecc2
4 changed files with 63 additions and 14 deletions
Download Patch File Download Diff File Expand all files Collapse all files

35
test/altertab3.test
View File

@ -600,5 +600,40 @@ do_execsql_test 25.1 {
# ALTER TABLE t2 RENAME COLUMN a TO aaa;
#}
#------------------------------------------------------------------------
#
reset_db
do_execsql_test 26.1 {
CREATE TABLE t1(x);
CREATE TABLE t3(y);
CREATE TABLE t4(z);
CREATE TRIGGER tr1 INSERT ON t3 BEGIN
UPDATE t3 SET y=z FROM (SELECT z FROM t4);
END;
CREATE TRIGGER tr2 INSERT ON t3 BEGIN
UPDATE t3 SET y=abc FROM (SELECT x AS abc FROM t1);
END;
}
do_execsql_test 26.2 {
ALTER TABLE t1 RENAME TO t2;
}
do_execsql_test 26.3 {
ALTER TABLE t2 RENAME x TO xx;
}
do_execsql_test 26.4 {
SELECT sql FROM sqlite_schema WHERE name='tr2'
} {
{CREATE TRIGGER tr2 INSERT ON t3 BEGIN
UPDATE t3 SET y=abc FROM (SELECT xx AS abc FROM "t2");
END}
}
finish_test