When the estimated sorting cost overwhelms the estimated lookup cost, ensure

that lookup costs are still taken into account when selecting a lookup
algorithm.

FossilOrigin-Name: 2af630c5720a4d71f22a952af29346a09bd8dfd0

diff --cc manifest
index e0d03aef408275b717fd317e2e24171a06a0eb95,a3788a8b47026f0dffd648bd24214fdbeef43003..be7f2157084b6d3a09e7800b3d6bea6c18d71696
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C A\scouple\smore\sharmless\scompiler\swarnings\seliminated.
- D 2014-08-06T18:50:51.299
 -C Clarify\sthe\scomputation\sof\scompatible\sisOrdered\sby\sin\sthe\splan\ssolver\sof\nthe\squery\splanner.
 -D 2014-08-07T20:37:01.008
++C When\sthe\sestimated\ssorting\scost\soverwhelms\sthe\sestimated\slookup\scost,\sensure\nthat\slookup\scosts\sare\sstill\staken\sinto\saccount\swhen\sselecting\sa\slookup\nalgorithm.
++D 2014-08-07T20:42:33.655
  F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
  F Makefile.in 5eb79e334a5de69c87740edd56af6527dd219308
  F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@@ -1185,7 -1185,7 +1185,8 @@@ F tool/vdbe_profile.tcl 67746953071a9f8
  F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
  F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
  F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
- P a2a60307ea68a3230952a56cb65369ba0a208967
- R 1442001d079992194e2cf55642b869fa
 -P 8f04d2c0084afa6381e78847c9aa296498d448cb
++P bcf6d775f90f4d1ba018a1b965f2f710df130f01 b5e8fd575a80334160de0aac8084ed5cd28816a5
+ R 444666601d1d38c7f4902aa29891f8d2
++T +closed b5e8fd575a80334160de0aac8084ed5cd28816a5
  U drh
- Z bb5786216c21ae2a69b537cdb50bf939
 -Z fa58944021488910925d31a2d03bf4a8
++Z f100e3a960f67faf0129a27666ad7927

diff --cc manifest.uuid
index ff8a700478da0cfcdb78ff0cee72754f3299631c,42afde34f7d2edcc3b53e19ea6f7ca661883fcc7..421b35294d0416b1f002c4a40f1b7e17d70cb60a
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- bcf6d775f90f4d1ba018a1b965f2f710df130f01
 -b5e8fd575a80334160de0aac8084ed5cd28816a5
++2af630c5720a4d71f22a952af29346a09bd8dfd0