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Add an optimization that attempts to run a subquery as a coroutine rather

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than manifesting it into a temporary table.

FossilOrigin-Name: 7af3acbbd49a2114fcdada9ec907c68ba9b053bd
This commit is contained in:
drh
2012-10-30 00:29:07 +00:00
parent 6e227bf3e0
commit 21172c4cc0
13 changed files with 104 additions and 40 deletions
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2
test/minmax.test
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@ -299,7 +299,7 @@ ifcapable {compound && subquery} {
SELECT max(rowid) FROM t4 UNION SELECT max(rowid) FROM t5
)
}
} {1}
} {{}}
do_test minmax-9.2 {
execsql {
SELECT max(rowid) FROM (