Databases Reference
In-Depth Information
Number of optimizations
for which internal timeout
occurred.
timeout
Not applicable.
Number of optimizations for
which an internal memory
limit was exceeded.
memory limit
exceeded
Not applicable.
Number of optimizations
that are for
INSERT
statements.
insert stmt
Not applicable.
Number of optimizations
that are for
DELETE
statements.
delete stmt
Not applicable.
Number of optimiza
tions that are for
UPDATE
statements.
update stmt
Not applicable.
Number of optimiza-
tions that are for
MERGE
statements.
merge stmt
Not applicable.
Number of optimizations
for a query that contains at
least one subquery.
contains
subquery
Not applicable.
Number of times where
subquery unnesting could not
remove the subquery.
unnest failed
Not applicable.
Total number of
optimizations.
Average number of tables referenced per query
optimized.
tables
