Artifact
32d0f4e5513362706b8973e7f1b87cd0885dfbf5:
- File
src/select.c
-
2011-09-02 10:31:11
— part of check-in
[7769fb98]
on branch merge-sort
— Instead of a temporary b-tree, use a linked-list and merge-sort to sort records in main memory in vdbesort.c.
(user:
dan
size: 164114)
-
2011-09-03 17:07:26
— part of check-in
[4c43e8b2]
on branch trunk
— Performance improvements to the external merge-sorter. Keep content on an
in-memory linked lists rather than an ephemeral table prior to spilling to
disk. Use the external merge-sorter to implement ORDER BY and GROUP BY
in addition to CREATE INDEX.
(user:
drh
size: 164114)