Changes to EXPLAIN QUERY PLAN to identify covering index plan that use indexes on...

FossilOrigin-Name: 29fb4919b6118b3b9ae411ec2ed5b59db7fae281909501c5fa238221ba635db5

diff --cc manifest
index cdd5eab5b935aec8b40f2a03e5798756f99acb22,524fb6f6eab36b44739a095a48425c5a0b59463e..f5b9b0fcf233d750ec2cb1bff70f17a2f7db5bcd
--- 1/manifest
--- 2/manifest
+++ b/manifest
@@@ -1,5 -1,5 +1,5 @@@
- C Add\sthe\s"halt"\scommand\sto\stestrunner.tcl
- D 2024-10-22T20:09:18.729
 -C Experimental\schange\sto\sexplain\squery\splan\sto\sidentify\scovering\sindexes\son\sexpressions.
 -D 2024-10-11T20:36:26.974
++C Changes\sto\sEXPLAIN\sQUERY\sPLAN\sto\sidentify\scovering\sindex\splan\sthat\suse\sindexes\son\sexpressions.
++D 2024-10-22T20:16:41.027
  F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
  F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
  F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@@ -854,12 -852,12 +854,12 @@@ F src/vdbetrace.c fe0bc29ebd4e02c8bc5c1
  F src/vdbevtab.c fc46b9cbd759dc013f0b3724549cc0d71379183c667df3a5988f7e2f1bd485f3
  F src/vtab.c 316cd48e9320660db3047cd306cd056e4361180cebb4d0f10a39244e10c11422
  F src/vxworks.h d2988f4e5a61a4dfe82c6524dd3d6e4f2ce3cdb9
 -F src/wal.c a0d42bfdef935e1389737152394d08e59e7c48697f40a9fc2e0552cb19dc731f
 +F src/wal.c 8b7e309a8012659ac9275ad8cdcc6acaf73fa04b1090e38a01335f230fd10681
  F src/wal.h ba252daaa94f889f4b2c17c027e823d9be47ce39da1d3799886bbd51f0490452
  F src/walker.c d5006d6b005e4ea7302ad390957a8d41ed83faa177e412f89bc5600a7462a014
- F src/where.c ed0e1e9ef15f01f5da54168ae2fdb5eb789a881fd20d7b4820e38454dedf9947
- F src/whereInt.h a5d079c346a658b7a6e9e47bb943d021e02fa1e6aed3b964ca112112a4892192
- F src/wherecode.c 5172d647798134e7c92536ddffe7e530c393d79b5dedd648b88faf2646c65baf
 -F src/where.c 55defd94b89d6ef9eb9c9a8627a799d1f9ab6f8046c72f97956cd0171e0caa5c
++F src/where.c 4de9e7ca5f49e4a21c1d733e2b2fbbc8b62b1a157a58a562c569da84cfcb005b
+ F src/whereInt.h 1e36ec50392f7cc3d93d1152d4338064cd522b87156a0739388b7e273735f0ca
+ F src/wherecode.c 8a260111af36d827d218118e36ccb8c359f9517f2743f5fe758e51dd9ae4acc7
  F src/whereexpr.c 0f93a29cabd3a338d09a1f5c6770620a1ac51ec1157f3229502a7e7767c60b6f
  F src/window.c 499d48f315a09242dc68f2fac635ed27dcf6bbb0d9ab9084857898c64489e975
  F test/8_3_names.test ebbb5cd36741350040fd28b432ceadf495be25b2
@@@ -2219,8 -2217,11 +2219,9 @@@ F vsixtest/vsixtest.tcl 6195aba1f12a5e1
  F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
  F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
  F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
- P 6e7d498cda1d8fa76f3efac0ee0540dd8241db75e85b863097cab2ed530aabb0
- R 3f2f8232d3d7a010fd492d1d7a07579d
- U drh
- Z 0f04567a08f24373cd91fb87cc03186b
 -P 9621c3b527702b47799538e028f96945b5697752dbb56078aa7f114c72fd4e1a
 -R dd12fabe1565dab7ca455bbaabb2f1b1
 -T *branch * eqp-covering-index-on-expr
 -T *sym-eqp-covering-index-on-expr *
 -T -sym-trunk *
++P 2cc25d5dbbc729f3b6deb8c6a45b975c535b4d20ad240e4ec0c85b3733a170ed 3bb03a2891e30c58b66e3665a8877a8eab4a8bac57ee153d8d31358caeaf4b7c
++R 15f28231c08df955e5429fb2ddbc37e9
++T +closed 3bb03a2891e30c58b66e3665a8877a8eab4a8bac57ee153d8d31358caeaf4b7c
+ U dan
 -Z 46f8403a99a7acbc4dd09a2ad01f75a8
++Z ab6831b500df3a1cef4b8dd808d1b189
  # Remove this line to create a well-formed Fossil manifest.

diff --cc manifest.uuid
index ea813510923d73bd272da1df7084967632cdb73d,a0470874d6c485def7fab4ef3bca5d1295a9eac7..a0e2c257616470a350f1e13ca4e9ada99843010c
--- 1/manifest.uuid
--- 2/manifest.uuid
+++ b/manifest.uuid
@@@ -1,1 -1,1 +1,1 @@@
- 2cc25d5dbbc729f3b6deb8c6a45b975c535b4d20ad240e4ec0c85b3733a170ed
 -3bb03a2891e30c58b66e3665a8877a8eab4a8bac57ee153d8d31358caeaf4b7c
++29fb4919b6118b3b9ae411ec2ed5b59db7fae281909501c5fa238221ba635db5

diff --cc src/where.c
Simple merge