Skip to content

bpo-43258: Prevent needless allocation of sqlite3 aggregate context for empty queries #24569

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

Merged
berkerpeksag merged 3 commits into from
Feb 19, 2021
+13 −2
Merged

bpo-43258: Prevent needless allocation of sqlite3 aggregate context for empty queries #24569

Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
3470ce0
Prevent needless memory allocations of SQLite aggregate context
Feb 18, 2021
b7dd8c2
Handle aggregate queries with no hits
Feb 18, 2021
9722ea9
Add NEWS
Feb 18, 2021
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
Next Next commit
Prevent needless memory allocations of SQLite aggregate context
  • Loading branch information
Erlend E. Aasland committed Feb 18, 2021
commit 3470ce0430268f847a7e4d027e5f69956dee8742
2 changes: 1 addition & 1 deletion Modules/_sqlite/connection.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -708,7 +708,7 @@ void _pysqlite_final_callback(sqlite3_context* context)

threadstate = PyGILState_Ensure();

aggregate_instance = (PyObject**)sqlite3_aggregate_context(context, sizeof(PyObject*));
aggregate_instance = (PyObject**)sqlite3_aggregate_context(context, 0);
if (!*aggregate_instance) {
/* this branch is executed if there was an exception in the aggregate's
* __init__ */
Expand Down