Transitive equality constriants do not work on a RIGHT JOIN, since the

right-hand side might be a non-matched row.

FossilOrigin-Name: 0f96810b840dd6f209562635b21f55a7ed6210c01336fcfeb3b79e08a615a28d

diff --git a/manifest b/manifest
index d877295091cb8553f1e31ccd2a604ff8a081c3f3..dd38d6bca19c1863e65802abadcebcee9fb62f88 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Walk\sback\sthe\soptimization\sfrom\scheck-in\s[cc458317bd77046c]\sthat\stries\sto\nreuse\sthe\ssame\sephemeral\scursor\sof\sa\slist\ssubquery\swhen\sthat\ssubquery\sis\nreused,\sas\sit\sdoes\snot\swork\sin\scases\swhere\sthe\slist\ssubquery\sis\sused\sboth\nfor\slookups\sand\sfor\sscans.
-D 2022-05-13T19:50:29.681
+C Transitive\sequality\sconstriants\sdo\snot\swork\son\sa\sRIGHT\sJOIN,\ssince\sthe\nright-hand\sside\smight\sbe\sa\snon-matched\srow.
+D 2022-05-13T20:11:32.182
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -642,7 +642,7 @@ F src/wal.h c3aa7825bfa2fe0d85bef2db94655f99870a285778baa36307c0a16da32b226a
 F src/walker.c f890a3298418d7cba3b69b8803594fdc484ea241206a8dfa99db6dd36f8cbb3b
 F src/where.c d4d543f06b09ff8bac05072b015a2181f9c48561b1a146158aaaf09e40817567
 F src/whereInt.h 8da918f392bf202ccc0ee61291455b33ad171d209445f1ff3eaf62e0b6f6b363
-F src/wherecode.c 76e9d8e8ce50b58fbfabc4cea2e8e7205c4b6a94551c80d24f768009d2a68fc3
+F src/wherecode.c c45ba0294d9c412f9ee57831bbf1fa14f8be1599e529d6d02416d4b608926c64
 F src/whereexpr.c efed370c684dce04eab949202c5452bbde993efb198de43c7a88f59411ad2a2c
 F src/window.c fff1b51757438c664e471d5184634e48dcdf8ea34b640f3b1b0810b1e06de18c
 F test/8_3_names.test ebbb5cd36741350040fd28b432ceadf495be25b2
@@ -1954,8 +1954,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 238d9c247cf69cc77fdb1af9d42ebe258610a533ac4204e2ddf8af17f24d18c4
-R 9a86ed9913b4ded0c8e7923e434811db
+P 12ee29d632ae4b585ef6bc07d3289d00c121268945dffd5673b251d95874e3f8
+R 3b32753c02e0328fbac2d9ecf908b93f
 U drh
-Z c59d4810013018d66fb5815f061f58db
+Z 14b7465680d1bfc87bc9e1512c0fb518
 # Remove this line to create a well-formed Fossil manifest.

diff --git a/manifest.uuid b/manifest.uuid
index 2f3c29acc21583ee919fb1ea091eac943b2e4c1e..88414818121d2c4b43cf42e1d262f378bec12894 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-12ee29d632ae4b585ef6bc07d3289d00c121268945dffd5673b251d95874e3f8
\ No newline at end of file
+0f96810b840dd6f209562635b21f55a7ed6210c01336fcfeb3b79e08a615a28d
\ No newline at end of file

diff --git a/src/wherecode.c b/src/wherecode.c
index 4d23622754ba18b5f854e4b104e0fca094e29848..4e0fdd58a007888c2228d732f4fd562265063a7c 100644 (file)
--- a/src/wherecode.c
+++ b/src/wherecode.c
@@ -2686,7 +2686,7 @@ Bitmask sqlite3WhereCodeOneLoopStart(
     if( (pTerm->eOperator & (WO_EQ|WO_IS))==0 ) continue;
     if( (pTerm->eOperator & WO_EQUIV)==0 ) continue;
     if( pTerm->leftCursor!=iCur ) continue;
-    if( pTabItem->fg.jointype & (JT_LEFT|JT_LTORJ) ) continue;
+    if( pTabItem->fg.jointype & (JT_LEFT|JT_LTORJ|JT_RIGHT) ) continue;
     pE = pTerm->pExpr;
 #ifdef WHERETRACE_ENABLED /* 0x800 */
     if( sqlite3WhereTrace & 0x800 ){