Sergey Petrunya
094f70fd19
MDEV-5106: Server crashes in Explain_union::print_explain on ER_TOO_BIG_SELECT
...
- Don't save UNION's EXPLAIN data if optimization failed with
an error. We could end up saving incomplete plan, which will
cause a crash when we attempt to print it.
2013-10-10 20:30:32 +04:00
Sergey Petrunya
161d687594
MDEV-3798: EXPLAIN UPDATE/DELETE
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- Generate correct contents of `Extra` column for UPDATEs/DELETEs that use quick selects
- UPDATEs with used_key_is_modified=true will show "Using buffer"
2013-10-09 09:40:33 +04:00
Sergey Petrunya
fda46df620
MDEV-3798: EXPLAIN UPDATE/DELETE
...
- if EXPLAIN DELETE prints "Deleting all rows", it should show the
expected number of rows in the rows column.
2013-10-08 14:26:14 +04:00
Sergey Petrunya
98a8642fe8
MDEV-3798: EXPLAIN UPDATE/DELETE
...
- Add support for EXPLAIN INSERT.
2013-10-07 17:29:51 +04:00
Sergey Petrunya
abcf14e595
MDEV-3798: EXPLAIN UPDATE/DELETE
...
- Handle the case when EXPLAIN UPDATE/DELETE has pruned away all partitions.
2013-10-05 13:44:01 +04:00
Sergey Petrunya
72bc6d7364
MDEV-3798: EXPLAIN UPDATE/DELETE
...
- Address review feedback: more renames
2013-10-05 13:19:45 +04:00
Sergey Petrunya
6a7f8af3f9
MDEV-3798: EXPLAIN UPDATE/DELETE
...
- Address review feedback: rename files
2013-10-05 10:25:59 +04:00
