Skip to content

[fix](regression) stabilize MTMV SQL cache refresh checks #65527

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Draft
shuke987 wants to merge 1 commit into
base: master
Choose a base branch
from
+8 −1
Draft

[fix](regression) stabilize MTMV SQL cache refresh checks #65527

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
9 changes: 8 additions & 1 deletion regression-test/suites/query_p0/cache/mtmv_with_sql_cache.groovy
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -765,7 +765,14 @@ suite("mtmv_with_sql_cache") {
waitingMTMVTaskFinishedByMvName(mv_name1)
sleep(10 * 1000)
assertNoCache "select * from ${mv_name1}"
assertNoCache mtmv_sql1
// mtmv_sql1 was cached while the MTMV was stale, so the cached plan may
// scan only unchanged base tables and legally survive the MTMV refresh.
// Bypass SQL cache to keep checking that the refreshed MTMV is chosen,
// then compare cached and uncached results for correctness.
sql "set enable_sql_cache=false"
mv_rewrite_success(mtmv_sql1, mv_name1)
sql "set enable_sql_cache=true"
judge_res(mtmv_sql1)
assertHasCache "select * from ${nested_mv_name1}"
assertNoCache nested_mtmv_sql1

Expand Down
Loading