From: drh <drh@noemail.net>
Date: Mon, 2 Oct 2017 02:52:54 +0000 (+0000)
Subject: The query planner now always prefers to implement a FROM-clause subquery using
X-Git-Tag: version-3.21.0~49
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3fc53942585d6afb8d21fcd7c29c2c815021041b;p=thirdparty%2Fsqlite.git

The query planner now always prefers to implement a FROM-clause subquery using
a co-routine rather than flattening the subquery into the outer query.

FossilOrigin-Name: c9104b59c7ed360291f7f6fc8caae938e9840c77620d598e4096f78183bf807a
---

3fc53942585d6afb8d21fcd7c29c2c815021041b
diff --cc manifest
index 3dc920122d,55d7ee5a1f..4f79804d82
--- a/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Improvements\sto\sa\scomment\sin\slempar.c.\s\sNo\scode\schanges.
- D 2017-10-02T02:32:12.306
 -C More\sdetails\sin\sthe\sheader\scomment\sof\spushDownWhereTerms().\s\sNo\schanges\sto\ncode.
 -D 2017-09-30T11:47:06.786
++C The\squery\splanner\snow\salways\sprefers\sto\simplement\sa\sFROM-clause\ssubquery\susing\na\sco-routine\srather\sthan\sflattening\sthe\ssubquery\sinto\sthe\souter\squery.
++D 2017-10-02T02:52:54.153
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  F Makefile.msc 6033b51b6aea702ea059f6ab2d47b1d3cef648695f787247dd4fb395fe60673f
@@@ -1655,7 -1655,7 +1655,8 @@@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a9
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  U drh
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++Z dc6d533f9eb613034e3c381c85c3f10b
diff --cc manifest.uuid
index 254a13150d,8a76d04632..9d275448b7
--- a/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
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