Fix the SQLITE_ALLOW_ROWID_IN_VIEW bug-compatibility option so that it works

again.  Add the SQLITE_CONFIG_ROWID_IN_VIEW sqlite3_config() value
to optionally disable the bug-compatibility mode at start-time.  Enable
testing of SQLITE_ALLOW_ROWID_IN_VIEW.

FossilOrigin-Name: acc08353e27a960bf949cfc5f94e874a91e1c42fd7a26617dc24cf549fa9b120

manifest

@@ -1,5 +1,5 @@
-C Fix\sa\sproblem\sinvolving\sinfinities\sint\sthe\sKahan-Babushka-Neumaier\ssummation\salgorithm.
-D 2024-03-19T10:46:41.593
+C Fix\sthe\sSQLITE_ALLOW_ROWID_IN_VIEW\sbug-compatibility\soption\sso\sthat\sit\sworks\nagain.\s\sAdd\sthe\sSQLITE_CONFIG_ROWID_IN_VIEW\ssqlite3_config()\svalue\nto\soptionally\sdisable\sthe\sbug-compatibility\smode\sat\sstart-time.\s\sEnable\ntesting\sof\sSQLITE_ALLOW_ROWID_IN_VIEW.
+D 2024-03-20T11:04:38.480
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -666,7 +666,7 @@ F src/btmutex.c 79a43670447eacc651519a429f6ece9fd638563cf95b469d6891185ddae2b522
 F src/btree.c f3b09c5414de3a11db73e11e1d66f4c5e53c9e89876ff3b531a887ab656ca303 x
 F src/btree.h 03e3356f5208bcab8eed4e094240fdac4a7f9f5ddf5e91045ce589f67d47c240
 F src/btreeInt.h ef12a72b708677e48d6bc8dcd66fed25434740568b89e2cfa368093cfc5b9d15
-F src/build.c 189e4517d67f09f0a3e0d8e1faa6e2ef0c2e95f6ac82e33c912cb7efa2a359cc
+F src/build.c c28f319906e7a6c99a09dbc794a06b07b699203a86bfe5eb01410534e344758d
 F src/callback.c db3a45e376deff6a16c0058163fe0ae2b73a2945f3f408ca32cf74960b28d490
 F src/complete.c a3634ab1e687055cd002e11b8f43eb75c17da23e
 F src/ctime.c 23331529e654be40ca97d171cbbffe9b3d4c71cc53b78fe5501230675952da8b
@@ -678,7 +678,7 @@ F src/expr.c cacf230b124891ea830d80395ea2119c2d7ee52c134a010f3950de9391ab79d1
 F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
 F src/fkey.c a47610f0a5c6cb0ad79f8fcef039c01833dec0c751bb695f28dc0ec6a4c3ba00
 F src/func.c f8acebf8d6c4f38af99f766754650b26bca1eee058739834899896ce724e43b7
-F src/global.c 29f56a330ed9d1b5cd9b79ac0ca36f97ac3afc730ff8bfa987b0db9e559d684d
+F src/global.c 34aee8aa4138f94997a49352bb4d8b2449d18160743279bfe97a67ecf166d23c
 F src/hash.c 9ee4269fb1d6632a6fecfb9479c93a1f29271bddbbaf215dd60420bcb80c7220
 F src/hash.h 3340ab6e1d13e725571d7cee6d3e3135f0779a7d8e76a9ce0a85971fa3953c51
 F src/hwtime.h f9c2dfb84dce7acf95ce6d289e46f5f9d3d1afd328e53da8f8e9008e3b3caae6
@@ -687,7 +687,7 @@ F src/insert.c eb33ea46dcab93e90f112fced343aaf41f59cbd2e951d5066f1f9302be1c2f34
 F src/json.c b2045aafc52f0475dc5d723d11cc0aaa9e1d233a28031b08c8174a3e407ed50c
 F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
 F src/loadext.c 7432c944ff197046d67a1207790a1b13eec4548c85a9457eb0896bb3641dfb36
-F src/main.c 1b89f3de98d1b59fec5bac1d66d6ece21f703821b8eaa0d53d9604c35309f6f9
+F src/main.c 63a0a5763a3662581652698c4bc0376fab407bc485f802964abd18a6cf397aca
 F src/malloc.c f016922435dc7d1f1f5083a03338a3e91f8c67ce2c5bdcfa4cdef62e612f5fcc
 F src/mem0.c 6a55ebe57c46ca1a7d98da93aaa07f99f1059645
 F src/mem1.c 3bb59158c38e05f6270e761a9f435bf19827a264c13d1631c58b84bdc96d73b2
@@ -722,14 +722,14 @@ F src/pragma.h e690a356c18e98414d2e870ea791c1be1545a714ba623719deb63f7f226d8bb7
 F src/prepare.c bde74add20fc0e8ce0c4e937a1f70a36d17413afe4f71d3e103f5cb74b17c8d9
 F src/printf.c 9da63b9ae1c14789bcae12840f5d800fd9302500cd2d62733fac77f0041b4750
 F src/random.c 606b00941a1d7dd09c381d3279a058d771f406c5213c9932bbd93d5587be4b9c
-F src/resolve.c 03995d22b101713591b218d35e626a5ef4b37878a292af4653007164a97737cc
+F src/resolve.c e82e3f6222a3cca1392e438359ccf2c421e2d203f5df2d0762944496da0121cf
 F src/rowset.c 8432130e6c344b3401a8874c3cb49fefe6873fec593294de077afea2dce5ec97
-F src/select.c 85857bedd2913d888aa571755b48c54cd2e6e7fcb0087e19b226ee0368cfda1e
-F src/shell.c.in cbe850737d4166347bfe5fc7d695229379347509bf114cf6abeb1e384f2d7a70
-F src/sqlite.h.in 4f841d3d117b830ee5ee45e8d89ceff1195f3ebb72d041ace8d116ba4c103b35
+F src/select.c a65c2f5da358b6b99e5466cb7f57d129e1708a41ef1941dd000b53f8add1ab9c
+F src/shell.c.in 2e15f7ab2273843f3d3cdc22f3d6a1d080dd57099450b0a3bd9256a74ce822d9
+F src/sqlite.h.in 1ecba681f97f5e0659433da9555cacc2c124d26c4d09db1edcc64ee15d614839
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h 3f046c04ea3595d6bfda99b781926b17e672fd6d27da2ba6d8d8fc39981dcb54
-F src/sqliteInt.h 99f87f8ac257de1f1e2b6c6d470c016a1c1feb3a13133e36a7d9857c0996b44f
+F src/sqliteInt.h 142d16cb29c0c6ee067f96a25c8d528673300bcb2b6bdb066b587306067847af
 F src/sqliteLimit.h 33b1c9baba578d34efe7dfdb43193b366111cdf41476b1e82699e14c11ee1fb6
 F src/status.c 160c445d7d28c984a0eae38c144f6419311ed3eace59b44ac6dafc20db4af749
 F src/table.c 0f141b58a16de7e2fbe81c308379e7279f4c6b50eb08efeec5892794a0ba30d1
@@ -748,7 +748,7 @@ F src/test_backup.c bf5da90c9926df0a4b941f2d92825a01bbe090a0
 F src/test_bestindex.c f6af1e41cb7901edafb065a8198e4a0192dd42432b642d038965be5e628dec12
 F src/test_blob.c ae4a0620b478548afb67963095a7417cd06a4ec0a56adb453542203bfdcb31ce
 F src/test_btree.c 8b2dc8b8848cf3a4db93f11578f075e82252a274
-F src/test_config.c f0cc1f517deaa96dd384822ae2bb91534fa56aa458528b439830d709941d3932
+F src/test_config.c 5fa77ee6064ba546e144c4fea870c5ede2c54314616f81485c6a9c4192100c75
 F src/test_delete.c e2fe07646dff6300b48d49b2fee2fe192ed389e834dd635e3b3bac0ce0bf9f8f
 F src/test_demovfs.c 38a459d1c78fd9afa770445b224c485e079018d6ac07332ff9bd07b54d2b8ce9
 F src/test_devsym.c 649434ed34d0b03fbd5a6b42df80f0f9a7e53f94dd1710aad5dd8831e91c4e86
@@ -1229,7 +1229,7 @@ F test/fuzzdata8.db 4a53b6d077c6a5c23b609d8d3ac66996fa55ba3f8d02f9b6efdd0214a767
 F test/fuzzer1.test 3d4c4b7e547aba5e5511a2991e3e3d07166cfbb8
 F test/fuzzer2.test a85ef814ce071293bce1ad8dffa217cbbaad4c14
 F test/fuzzerfault.test f64c4aef4c9e9edf1d6dc0d3f1e65dcc81e67c996403c88d14f09b74807a42bc
-F test/fuzzinvariants.c b34530e8431f2cf3591eff588fc7684d6fdef466916fb46141c8c5374a3d8099
+F test/fuzzinvariants.c 4355043e98cd8555c62462fcbba91c17c6492b0b017bbbe68656d5f2208f6444
 F test/gcfault.test 4ea410ac161e685f17b19e1f606f58514a2850e806c65b846d05f60d436c5b0d
 F test/gencol1.test e169bdfa11c7ed5e9f322a98a7db3afe9e66235750b68c923efee8e1876b46ec
 F test/genesis.tcl 1e2e2e8e5cc4058549a154ff1892fe5c9de19f98
@@ -1298,7 +1298,7 @@ F test/join.test f7abfef3faeaf2800308872e33a57e5b6e4a2b44fb8c6b90c6068412e71a6cf
 F test/join2.test 8561fe82ce434ac96de91544072e578dc2cadddf2d9bc9cd802f866a9b92502e
 F test/join3.test 6f0c774ff1ba0489e6c88a3e77b9d3528fb4fda0
 F test/join4.test 1a352e4e267114444c29266ce79e941af5885916
-F test/join5.test 7cc3f3595bb41e60f3f96d5cb6dd8cfcbc31212f0136bba6fc081c082994a94a
+F test/join5.test 380d12a9350f99f0cc681a4f1fea999886f18b3fe0d71a9b3065bcaead1e007f
 F test/join6.test f809c025fa253f9e150c0e9afd4cef8813257bceeb6f46e04041228c9403cc2c
 F test/join7.test 2268dcbb54b724391dda3748ea95c60d960607ffeed67885675998e7117697f6
 F test/join8.test d384d63985e3991c404afccadaf3efd1cdf9cd72680167f80e3cb80b95c18c68
@@ -1309,7 +1309,7 @@ F test/joinC.test 1f1a602c2127f55f136e2cbd3bf2d26546614bf8cffe5902ec1ac9c07f87f2
 F test/joinD.test 2ce62e7353a0702ca5e70008faf319c1d4686aa19fba34275c6d1da0e960be28
 F test/joinE.test d5d182f3812771e2c0d97c9dcf5dbe4c41c8e21c82560e59358731c4a3981d6b
 F test/joinF.test 53dd66158806823ea680dd7543b5406af151b5aafa5cd06a7f3231cd94938127
-F test/joinH.test f69e5b53b7d887914e854b6a131efbed4ea9f5ca52bdab81788bfc3e79299f43
+F test/joinH.test d5054173442fdf98260eeb6bb9751daa733b0ae6842fe50dcbd5469945b86985
 F test/journal1.test c7b768041b7f494471531e17abc2f4f5ebf9e5096984f43ed17c4eb80ba34497
 F test/journal2.test 9dac6b4ba0ca79c3b21446bbae993a462c2397c4
 F test/journal3.test 7c3cf23ffc77db06601c1fcfc9743de8441cb77db9d1aa931863d94f5ffa140e
@@ -1390,7 +1390,7 @@ F test/minmax2.test cf9311babb6f0518d04e42fd6a42c619531c4309a9dd790a2c4e9b3bc595
 F test/minmax3.test cc1e8b010136db0d01a6f2a29ba5a9f321034354
 F test/minmax4.test 272ca395257f05937dc96441c9dde4bc9fbf116a8d4fa02baeb0d13d50e36c87
 F test/misc1.test 8d138a4926ab90617c1aa29ce26e7785ae2b83a4d3a195d543b7374e05589dd1
-F test/misc2.test 71e746af479119386ac2ed7ab7d81d99970e75b49ffd3e8efffee100b4b5f350
+F test/misc2.test a1a3573cc02662becd967766021d6f16c54684d56df5f227481c7ef0d9df0bd0
 F test/misc3.test cf3dda47d5dda3e53fc5804a100d3c82be736c9d
 F test/misc4.test 10cd6addb2fa9093df4751a1b92b50440175dd5468a6ec84d0386e78f087db0e
 F test/misc5.test c4aeaa0fa28faa08f2485309c38db4719e6cd1364215d5687a5b96d340a3fa58
@@ -1491,7 +1491,7 @@ F test/reindex.test cd9d6021729910ece82267b4f5e1b5ac2911a7566c43b43c176a6a4732e2
 F test/releasetest_data.tcl 80ef3941bf7ad136f4dc3d8960786f10a4f488797238171bdd757cc6eb4c3efa
 F test/resetdb.test 54c06f18bc832ac6d6319e5ab23d5c8dd49fdbeec7c696d791682a8006bd5fc3
 F test/resolver01.test f4022acafda7f4d40eca94dbf16bc5fc4ac30ceb
-F test/returning1.test db532cde29d6aebbc48c6ddc3149b30476f8e69ca7a2c4b53986c7635e6fd8ec
+F test/returning1.test 3ead782eddf51f573cdd43bcbb10d1b485ac095a19a76d16c43fd159ea9b7466
 F test/returningfault.test ae4c4b5e8745813287a359d9ccdb9d5c883c2e68afb18fb0767937d5de5692a4
 F test/rollback.test 06680159bc6746d0f26276e339e3ae2f951c64812468308838e0a3362d911eaa
 F test/rollback2.test 3f3a4e20401825017df7e7671e9f31b6de5fae5620c2b9b49917f52f8c160a8f
@@ -1499,7 +1499,7 @@ F test/rollbackfault.test 0e646aeab8840c399cfbfa43daab46fd609cf04a
 F test/round1.test 29c3c9039936ed024d672f003c4d35ee11c14c0acb75c5f7d6188ff16190cfd4
 F test/rowallock.test 3f88ec6819489d0b2341c7a7528ae17c053ab7cc
 F test/rowhash.test 0bc1d31415e4575d10cacf31e1a66b5cc0f8be81
-F test/rowid.test e29025be95baf6b32f0d5edef59a7633028325896a98f1caa8019559ca910350
+F test/rowid.test aaa2572271edf58f8f88ac4d39f69e57ee5ae7a858332cdce9106e7cff8b7963
 F test/rowvalue.test baf4fa3ec1a8c1c920c3faa5fd25959cb454bbd99ac8960397c34549d9fc4abe
 F test/rowvalue2.test 060d238b7e5639a7c5630cb5e63e311b44efef2b
 F test/rowvalue3.test 1347e25ca11c547c5a6ff0cc5626f95aa9740e9275bfaec096029f57cb2130ce
@@ -1830,7 +1830,7 @@ F test/trigger5.test 619391a3e9fc194081d22cefd830d811e7badf83
 F test/trigger6.test 0e411654f122552da6590f0b4e6f781048a4a9b9
 F test/trigger7.test e7ce54bfda67a88d778aea42544e151c465547a7e617127b6914c2221a6d53c1
 F test/trigger8.test 30cb0530bd7c4728055420e3f739aa00412eafa4
-F test/trigger9.test fd49aff8b724ae1a6238989ecf84320d88c0e8f8d9142a891b93f826dfe37b59
+F test/trigger9.test 1724b595661da3dd3c8d79f0ebae818132a39e65c241bad2049f66952b1dc29d
 F test/triggerA.test 837be862d8721f903dba3f3ceff05b32e0bee5214cf6ea3da5fadf12d3650e9d
 F test/triggerB.test 56780c031b454abac2340dbb3b71ac5c56c3d7fe
 F test/triggerC.test 29f5a28d0fe39e6e2c01f6e1f53f08c0955170ae10a63ad023e33cb0a1682a51
@@ -1850,7 +1850,7 @@ F test/types.test bf816ce73c7dfcfe26b700c19f97ef4050d194ff
 F test/types2.test 1aeb81976841a91eef292723649b5c4fe3bc3cac
 F test/types3.test 99e009491a54f4dc02c06bdbc0c5eea56ae3e25a
 F test/unhex.test b7f1b806207cb77fa31c3e434fe92fba524464e3e9356809bfcc28f15af1a8b7
-F test/unionall.test eb9afa030897af75fd2f0dd28354ef63c8a5897b6c76aa1f15acae61a12eabcf
+F test/unionall.test 04d30726c5056f84f92b3a12bf8d8a1dbbe807d1ddc8af95def09e6ef2dd91e3
 F test/unionall2.test 71e8fa08d5699d50dc9f9dc0c9799c2e7a6bb7931a330d369307a4df7f157fa1
 F test/unionallfault.test 652bfbb630e6c43135965dc1e8f0a9a791da83aec885d626a632fe1909c56f73
 F test/unionvtab.test e1704ab1b4c1bb3ffc9da4681f8e85a0b909fd80b937984fc94b27415ac8e5a4
@@ -2143,10 +2143,9 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P e546d8c68539920ea7b88932e9553d908d6a1956b85e29518ee4f81035987403
-Q +0dddadbd5b217a48bb5c1b0568a03fbafb89dba98c577727bf4f79ff7e0ca849
-Q +45d272ef38d5ee6189f81369aefb8e3ac35868a67687012d93c84f2bbc42520a
-R 89bc076661a68e920df03e2c1ddc99eb
+P 0984e5cd2574780dc1952e3daebafba9ddbb3b4937325117b922fdad0652db57
+Q +b6802565df0f63286a7ef26c92d3ed817895f244920a24909cd855090fdfa08c
+R b7dea167bb22db15271e6702dbde03e2
 U drh
-Z af93c9415f0626c8dbdfe60bc5719a9d
+Z b40bdefb0c744155075b45beb6f4e7b1
 # Remove this line to create a well-formed Fossil manifest.

manifest.uuid

@@ -1 +1 @@
-0984e5cd2574780dc1952e3daebafba9ddbb3b4937325117b922fdad0652db57
+acc08353e27a960bf949cfc5f94e874a91e1c42fd7a26617dc24cf549fa9b120

src/build.c

@@ -3002,9 +3002,12 @@ void sqlite3CreateView(
   ** on a view, even though views do not have rowids.  The following flag
   ** setting fixes this problem.  But the fix can be disabled by compiling
   ** with -DSQLITE_ALLOW_ROWID_IN_VIEW in case there are legacy apps that
-  ** depend upon the old buggy behavior. */
-#ifndef SQLITE_ALLOW_ROWID_IN_VIEW
-  p->tabFlags |= TF_NoVisibleRowid;
+  ** depend upon the old buggy behavior.  The ability can also be toggled
+  ** using sqlite3_config(SQLITE_CONFIG_ROWID_IN_VIEW,...) */
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+  p->tabFlags |= sqlite3Config.mNoVisibleRowid; /* Optional. Allow by default */
+#else
+  p->tabFlags |= TF_NoVisibleRowid;             /* Never allow rowid in view */
 #endif
 
   sqlite3TwoPartName(pParse, pName1, pName2, &pName);

src/global.c

@@ -285,6 +285,9 @@ SQLITE_WSD struct Sqlite3Config sqlite3Config = {
 #endif
 #ifndef SQLITE_UNTESTABLE
    0,                         /* xTestCallback */
+#endif
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+   0,                         /* mNoVisibleRowid.  0 == allow rowid-in-view */
 #endif
    0,                         /* bLocaltimeFault */
    0,                         /* xAltLocaltime */

src/main.c

@@ -765,6 +765,18 @@ int sqlite3_config(int op, ...){
     }
 #endif /* SQLITE_OMIT_DESERIALIZE */
 
+    case SQLITE_CONFIG_ROWID_IN_VIEW: {
+      int *pVal = va_arg(ap,int*);
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+      if( 0==*pVal ) sqlite3GlobalConfig.mNoVisibleRowid = TF_NoVisibleRowid;
+      if( 1==*pVal ) sqlite3GlobalConfig.mNoVisibleRowid = 0;
+      *pVal = (sqlite3GlobalConfig.mNoVisibleRowid==0);
+#else
+      *pVal = 0;
+#endif
+      break;
+    }
+
     default: {
       rc = SQLITE_ERROR;
       break;

src/resolve.c

@@ -466,8 +466,37 @@ static int lookupName(
           }
         }
         if( 0==cnt && VisibleRowid(pTab) ){
+          /* pTab is a potential ROWID match.  Keep track of it and match
+          ** the ROWID later if that seems appropriate.  (Search for "cntTab"
+          ** to find related code.)  Only allow a ROWID match if there is
+          ** a single ROWID match candidate.
+          */
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+          /* In SQLITE_ALLOW_ROWID_IN_VIEW mode, allow a ROWID match
+          ** if there is a single VIEW candidate or if there is a single
+          ** non-VIEW candidate plus multiple VIEW candidates.  In other
+          ** words non-VIEW candidate terms take precedence over VIEWs.
+          */
+          if( cntTab==0
+           || (cntTab==1
+               && ALWAYS(pMatch!=0)
+               && ALWAYS(pMatch->pTab!=0)
+               && (pMatch->pTab->tabFlags & TF_Ephemeral)!=0
+               && (pTab->tabFlags & TF_Ephemeral)==0)
+          ){
+            cntTab = 1;
+            pMatch = pItem;
+          }else{
+            cntTab++;
+          }
+#else
+          /* The (much more common) non-SQLITE_ALLOW_ROWID_IN_VIEW case is
+          ** simpler since we require exactly one candidate, which will
+          ** always be a non-VIEW
+          */
           cntTab++;
           pMatch = pItem;
+#endif
         }
       }
       if( pMatch ){
@@ -593,13 +622,13 @@ static int lookupName(
     ** Perhaps the name is a reference to the ROWID
     */
     if( cnt==0
-     && cntTab==1
+     && cntTab>=1
      && pMatch
      && (pNC->ncFlags & (NC_IdxExpr|NC_GenCol))==0
      && sqlite3IsRowid(zCol)
      && ALWAYS(VisibleRowid(pMatch->pTab) || pMatch->fg.isNestedFrom)
     ){
-      cnt = 1;
+      cnt = cntTab;
       if( pMatch->fg.isNestedFrom==0 ) pExpr->iColumn = -1;
       pExpr->affExpr = SQLITE_AFF_INTEGER;
     }

src/select.c

@@ -1950,11 +1950,7 @@ static const char *columnTypeImpl(
         ** data for the result-set column of the sub-select.
         */
         if( iCol<pS->pEList->nExpr
-#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
-         && iCol>=0
-#else
-         && ALWAYS(iCol>=0)
-#endif
+         && (!ViewCanHaveRowid || iCol>=0)
         ){
           /* If iCol is less than zero, then the expression requests the
           ** rowid of the sub-select or view. This expression is legal (see
@@ -5877,7 +5873,8 @@ int sqlite3ExpandSubquery(Parse *pParse, SrcItem *pFrom){
   /* The usual case - do not allow ROWID on a subquery */
   pTab->tabFlags |= TF_Ephemeral | TF_NoVisibleRowid;
 #else
-  pTab->tabFlags |= TF_Ephemeral;  /* Legacy compatibility mode */
+  /* Legacy compatibility mode */
+  pTab->tabFlags |= TF_Ephemeral | sqlite3Config.mNoVisibleRowid;
 #endif
   return pParse->nErr ? SQLITE_ERROR : SQLITE_OK;
 }
@@ -6145,7 +6142,7 @@ static int selectExpander(Walker *pWalker, Select *p){
             pNestedFrom = pFrom->pSelect->pEList;
             assert( pNestedFrom!=0 );
             assert( pNestedFrom->nExpr==pTab->nCol );
-            assert( VisibleRowid(pTab)==0 );
+            assert( VisibleRowid(pTab)==0 || ViewCanHaveRowid );
           }else{
             if( zTName && sqlite3StrICmp(zTName, zTabName)!=0 ){
               continue;
@@ -6177,7 +6174,8 @@ static int selectExpander(Walker *pWalker, Select *p){
             pUsing = 0;
           }
 
-          nAdd = pTab->nCol + (VisibleRowid(pTab) && (selFlags&SF_NestedFrom));
+          nAdd = pTab->nCol;
+          if( VisibleRowid(pTab) && (selFlags & SF_NestedFrom)!=0 ) nAdd++;
           for(j=0; j<nAdd; j++){
             const char *zName; 
             struct ExprList_item *pX; /* Newly added ExprList term */
@@ -6259,7 +6257,8 @@ static int selectExpander(Walker *pWalker, Select *p){
             pX = &pNew->a[pNew->nExpr-1];
             assert( pX->zEName==0 );
             if( (selFlags & SF_NestedFrom)!=0 && !IN_RENAME_OBJECT ){
-              if( pNestedFrom ){
+              if( pNestedFrom && (!ViewCanHaveRowid || j<pNestedFrom->nExpr) ){
+                assert( j<pNestedFrom->nExpr );
                 pX->zEName = sqlite3DbStrDup(db, pNestedFrom->a[j].zEName);
                 testcase( pX->zEName==0 );
               }else{

src/shell.c.in

@@ -11777,6 +11777,7 @@ static const char zOptions[] =
   "   -newline SEP         set output row separator. Default: '\\n'\n"
   "   -nofollow            refuse to open symbolic links to database files\n"
   "   -nonce STRING        set the safe-mode escape nonce\n"
+  "   -no-rowid-in-view    Disable rowid-in-view using sqlite3_config()\n"
   "   -nullvalue TEXT      set text string for NULL values. Default ''\n"
   "   -pagecache SIZE N    use N slots of SZ bytes each for page cache memory\n"
   "   -pcachetrace         trace all page cache operations\n"
@@ -12071,6 +12072,10 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
       stdin_is_interactive = 0;
     }else if( cli_strcmp(z,"-utf8")==0 ){
     }else if( cli_strcmp(z,"-no-utf8")==0 ){
+    }else if( cli_strcmp(z,"-no-rowid-in-view")==0 ){
+      int val = 0;
+      sqlite3_config(SQLITE_CONFIG_ROWID_IN_VIEW, &val);
+      assert( val==0 );
     }else if( cli_strcmp(z,"-heap")==0 ){
 #if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
       const char *zSize;
@@ -12343,6 +12348,8 @@ int SQLITE_CDECL wmain(int argc, wchar_t **wargv){
       /* already handled */
     }else if( cli_strcmp(z,"-no-utf8")==0 ){
       /* already handled */
+    }else if( cli_strcmp(z,"-no-rowid-in-view")==0 ){
+      /* already handled */
     }else if( cli_strcmp(z,"-heap")==0 ){
       i++;
     }else if( cli_strcmp(z,"-pagecache")==0 ){

src/sqlite.h.in

@@ -2141,6 +2141,22 @@ struct sqlite3_mem_methods {
 ** configuration setting is never used, then the default maximum is determined
 ** by the [SQLITE_MEMDB_DEFAULT_MAXSIZE] compile-time option.  If that
 ** compile-time option is not set, then the default maximum is 1073741824.
+**
+** [[SQLITE_CONFIG_ROWID_IN_VIEW]]
+** <dt>SQLITE_CONFIG_ROWID_IN_VIEW
+** <dd>The SQLITE_CONFIG_ROWID_IN_VIEW option enables or disables the ability
+** for VIEWs to have a ROWID.  The capability can only be enabled if SQLite is
+** compiled with -DSQLITE_ALLOW_ROWID_IN_VIEW, in which case the capability
+** defaults to on.  This configuration option queries the current setting or
+** changes the setting to off or on.  The argument is a pointer to an integer.
+** If that integer initially holds a value of 1, then the ability for VIEWs to
+** have ROWIDs is activated.  If the integer initially holds zero, then the
+** ability is deactivated.  Any other initial value for the integer leaves the
+** setting unchanged.  After changes, if any, the integer is written with
+** a 1 or 0, if the ability for VIEWs to have ROWIDs is on or off.  If SQLite
+** is compiled without -DSQLITE_ALLOW_ROWID_IN_VIEW (which is the usual and
+** recommended case) then the integer is always filled with zero, regardless
+** if its initial value.
 ** </dl>
 */
 #define SQLITE_CONFIG_SINGLETHREAD         1  /* nil */
@@ -2172,6 +2188,7 @@ struct sqlite3_mem_methods {
 #define SQLITE_CONFIG_SMALL_MALLOC        27  /* boolean */
 #define SQLITE_CONFIG_SORTERREF_SIZE      28  /* int nByte */
 #define SQLITE_CONFIG_MEMDB_MAXSIZE       29  /* sqlite3_int64 */
+#define SQLITE_CONFIG_ROWID_IN_VIEW       30  /* int* */
 
 /*
 ** CAPI3REF: Database Connection Configuration Options

src/sqliteInt.h

@@ -2516,6 +2516,15 @@ struct Table {
 #define HasRowid(X)     (((X)->tabFlags & TF_WithoutRowid)==0)
 #define VisibleRowid(X) (((X)->tabFlags & TF_NoVisibleRowid)==0)
 
+/* Macro is true if the SQLITE_ALLOW_ROWID_IN_VIEW (mis-)feature is
+** available.  By default, this macro is false
+*/
+#ifndef SQLITE_ALLOW_ROWID_IN_VIEW
+# define ViewCanHaveRowid     0
+#else
+# define ViewCanHaveRowid     (sqlite3Config.mNoVisibleRowid==0)
+#endif
+
 /*
 ** Each foreign key constraint is an instance of the following structure.
 **
@@ -4220,6 +4229,11 @@ struct Sqlite3Config {
 #endif
 #ifndef SQLITE_UNTESTABLE
   int (*xTestCallback)(int);        /* Invoked by sqlite3FaultSim() */
+#endif
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+  u32 mNoVisibleRowid;              /* TF_NoVisibleRowid if the ROWID_IN_VIEW
+                                    ** feature is disabled.  0 if rowids can
+                                    ** occur in views. */
 #endif
   int bLocaltimeFault;              /* True to fail localtime() calls */
   int (*xAltLocaltime)(const void*,void*); /* Alternative localtime() routine */

src/test_config.c

@@ -59,6 +59,14 @@ static void set_options(Tcl_Interp *interp){
   Tcl_SetVar2(interp, "sqlite_options", "rowid32", "0", TCL_GLOBAL_ONLY);
 #endif
 
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+  Tcl_SetVar2(
+      interp, "sqlite_options", "allow_rowid_in_view", "1", TCL_GLOBAL_ONLY);
+#else
+  Tcl_SetVar2(
+      interp, "sqlite_options", "allow_rowid_in_view", "0", TCL_GLOBAL_ONLY);
+#endif
+
 #ifdef SQLITE_CASE_SENSITIVE_LIKE
   Tcl_SetVar2(interp, "sqlite_options","casesensitivelike","1",TCL_GLOBAL_ONLY);
 #else

test/fuzzinvariants.c

@@ -296,6 +296,14 @@ static char *fuzz_invariant_sql(sqlite3_stmt *pStmt, int iCnt){
       ** WHERE clause. */
       continue;
     }
+#ifdef SQLITE_ALLOW_ROWID_IN_VIEW
+    if( sqlite3_strlike("%rowid%",zColName,0)==0
+     || sqlite3_strlike("%oid%",zColName,0)==0
+    ){
+      /* ROWID values are unreliable if SQLITE_ALLOW_ROWID_IN_VIEW is used */
+      continue;
+    }
+#endif
     for(j=0; j<i; j++){
       const char *zPrior = sqlite3_column_name(pBase, j);
       if( sqlite3_stricmp(zPrior, zColName)==0 ) break;

test/join5.test

@@ -370,8 +370,12 @@ do_execsql_test 9.1 {
   ANALYZE sqlite_schema;
   INSERT INTO sqlite_stat1 VALUES('t1','t1x1','648 324 81 81 81 81 81 81 81081 81 81 81');
   ANALYZE sqlite_schema;
-  SELECT a FROM (SELECT a FROM t1 NATURAL LEFT JOIN t1) NATURAL LEFT JOIN t1 WHERE (rowid,1)<=(5,0);
-} {1}
+}
+do_catchsql_test 9.2 {
+  SELECT a FROM 
+      (SELECT a FROM t1 NATURAL LEFT JOIN t1) NATURAL LEFT JOIN t1 
+  WHERE (rowid,1)<=(5,0);
+} {0 1}
 
 # 2022-03-02 https://sqlite.org/forum/info/50a1bbe08ce4c29c
 # Bloom-filter pulldown is incompatible with skip-scan.

test/joinH.test

@@ -201,13 +201,13 @@ do_execsql_test 9.0 {
 
 do_catchsql_test 9.1 {
   SELECT rowid FROM wo1, x1, x2;
-} {1 {no such column: rowid}}
+} {1 {ambiguous column name: rowid}}
 do_catchsql_test 9.2 {
   SELECT rowid FROM wo1, (x1, x2);
-} {1 {no such column: rowid}}
+} {1 {ambiguous column name: rowid}}
 do_catchsql_test 9.3 {
   SELECT rowid FROM wo1 JOIN (x1 JOIN x2);
-} {1 {no such column: rowid}}
+} {1 {ambiguous column name: rowid}}
 do_catchsql_test 9.4 {
   SELECT a FROM wo1, x1, x2;
 } {1 {ambiguous column name: a}}

test/misc2.test

@@ -54,19 +54,34 @@ do_test misc2-2.1 {
   }
 } {}
 ifcapable subquery {
-  do_catchsql_test misc2-2.2 {
-    SELECT rowid, * FROM (SELECT * FROM t1, t2);
-  } {1 {no such column: rowid}}
+  ifcapable allow_rowid_in_view {
+    do_catchsql_test misc2-2.2 {
+      SELECT rowid, * FROM (SELECT * FROM t1, t2);
+    } {0 {{} 1 2 3 7 8 9}}
+  } else {
+    do_catchsql_test misc2-2.2 {
+      SELECT rowid, * FROM (SELECT * FROM t1, t2);
+    } {1 {no such column: rowid}}
+  }
   do_catchsql_test misc2-2.2b {
     SELECT 'rowid', * FROM (SELECT * FROM t1, t2);
   } {0 {rowid 1 2 3 7 8 9}}
 }
 
 ifcapable view {
-  do_catchsql_test misc2-2.3 {
-    CREATE VIEW v1 AS SELECT * FROM t1, t2;
-    SELECT rowid, * FROM v1;
-  } {1 {no such column: rowid}}
+  ifcapable allow_rowid_in_view {
+    do_catchsql_test misc2-2.3 {
+      CREATE VIEW v1 AS SELECT * FROM t1, t2;
+      SELECT rowid, * FROM v1;
+    } {0 {{} 1 2 3 7 8 9}}
+  } else {
+    do_catchsql_test misc2-2.3 {
+      CREATE VIEW v1 AS SELECT * FROM t1, t2;
+      SELECT rowid, * FROM v1;
+    } {1 {no such column: rowid}}
+  }
+
+
   do_catchsql_test misc2-2.3b {
     SELECT 'rowid', * FROM v1;
   } {0 {rowid 1 2 3 7 8 9}}

test/returning1.test

@@ -212,17 +212,38 @@ do_execsql_test 10.2 {
   END;
 }
 
-do_catchsql_test 10.3a {
-  INSERT INTO t1(a, b) VALUES(1234, 5678) RETURNING rowid;
-} {1 {no such column: new.rowid}}
-
-do_catchsql_test 10.3b {
-  UPDATE t1 SET a='z' WHERE b='y' RETURNING rowid;
-} {1 {no such column: new.rowid}}
-
-do_execsql_test 10.4 {
-  SELECT * FROM log;
-} {}
+ifcapable !allow_rowid_in_view {
+  do_catchsql_test 10.3a {
+    INSERT INTO t1(a, b) VALUES(1234, 5678) RETURNING rowid;
+  } {1 {no such column: new.rowid}}
+  
+  do_catchsql_test 10.3b {
+    UPDATE t1 SET a='z' WHERE b='y' RETURNING rowid;
+  } {1 {no such column: new.rowid}}
+  
+  do_execsql_test 10.4 {
+    SELECT * FROM log;
+  } {}
+} else {
+  # Note: The values returned by the RETURNING clauses of the following
+  # two statements are the rowid columns of views. These values are not
+  # well defined, so the INSERT returns -1, and the UPDATE returns 1, 2 
+  # and 3. These match the values used for new.rowid expressions, but 
+  # not much else.
+  do_catchsql_test 10.3a {
+    INSERT INTO t1(a, b) VALUES(1234, 5678) RETURNING rowid;
+  } {0 -1}
+  
+  do_catchsql_test 10.3b {
+    UPDATE t1 SET a='z' WHERE b='y' RETURNING rowid;
+  } {0 {1 2 3}}
+  
+  do_execsql_test 10.4 {
+    SELECT * FROM log;
+  } {
+    insert -1 1234 5678 update 1 z y update 2 z y update 3 z y
+  }
+}
 
 # 2021-04-27 dbsqlfuzz 78b9400770ef8cc7d9427dfba26f4fcf46ea7dc2
 # Returning clauses on TEMP tables with triggers.

test/rowid.test

@@ -803,18 +803,31 @@ do_execsql_test 16.0 {
   INSERT INTO t3(rowid, z) VALUES(3, 3);
 }
 
-do_execsql_test 16.1 { SELECT rowid FROM t1, t2; } {1}
-do_execsql_test 16.2 { SELECT rowid FROM t1, v1; } {1}
-do_execsql_test 16.3 { SELECT rowid FROM t3, v1; } {3}
-do_execsql_test 16.4 { SELECT rowid FROM t3, (SELECT 123); } {3}
+ifcapable allow_rowid_in_view {
+  set nosuch "1 {no such column: rowid}"
+  do_execsql_test 16.1 { SELECT rowid FROM t1, t2; } {1}
+  do_catchsql_test 16.2 { SELECT rowid FROM t1, v1; } $nosuch
+  do_catchsql_test 16.3 { SELECT rowid FROM t3, v1; } $nosuch
+  do_catchsql_test 16.4 { SELECT rowid FROM t3, (SELECT 123); } $nosuch
 
-do_execsql_test 16.5 { SELECT rowid FROM t2, t1; } {1}
-do_execsql_test 16.6 { SELECT rowid FROM v1, t1; } {1}
-do_execsql_test 16.7 { SELECT rowid FROM v1, t3; } {3}
-do_execsql_test 16.8 { SELECT rowid FROM (SELECT 123), t3; } {3}
-
-do_catchsql_test 16.5 { SELECT rowid FROM t1, t3; } {1 {no such column: rowid}}
+  do_execsql_test 16.5 { SELECT rowid FROM t2, t1; } {1}
+  do_catchsql_test 16.6 { SELECT rowid FROM v1, t1; } $nosuch
+  do_catchsql_test 16.7 { SELECT rowid FROM v1, t3; } $nosuch
+  do_execsql_test 16.8 { SELECT rowid FROM (SELECT 123), t3; } {3}
+} else {
+  do_execsql_test 16.1 { SELECT rowid FROM t1, t2; } {1}
+  do_execsql_test 16.2 { SELECT rowid FROM t1, v1; } {1}
+  do_execsql_test 16.3 { SELECT rowid FROM t3, v1; } {3}
+  do_execsql_test 16.4 { SELECT rowid FROM t3, (SELECT 123); } {3}
 
+  do_execsql_test 16.5 { SELECT rowid FROM t2, t1; } {1}
+  do_execsql_test 16.6 { SELECT rowid FROM v1, t1; } {1}
+  do_execsql_test 16.7 { SELECT rowid FROM v1, t3; } {3}
+  do_execsql_test 16.8 { SELECT rowid FROM (SELECT 123), t3; } {3}
+}
 
+do_catchsql_test 16.9 { 
+  SELECT rowid FROM t1, t3; 
+} {1 {ambiguous column name: rowid}}
 
 finish_test

test/trigger9.test

@@ -242,12 +242,27 @@ do_execsql_test 4.1 {
   END;
 }
 
-do_catchsql_test 4.2 {
-  DELETE FROM v1 WHERE rowid=1;
-} {1 {no such column: rowid}}
+ifcapable !allow_rowid_in_view {
+  do_catchsql_test 4.2 {
+    DELETE FROM v1 WHERE rowid=1;
+  } {1 {no such column: rowid}}
 
-do_catchsql_test 4.3 {
-  UPDATE v1 SET a=b WHERE rowid=2;
-} {1 {no such column: rowid}}
+  do_catchsql_test 4.3 {
+    UPDATE v1 SET a=b WHERE rowid=2;
+  } {1 {no such column: rowid}}
+} else {
+  do_execsql_test 4.2a {
+    DELETE FROM log;
+  }
+  do_catchsql_test 4.2 {
+    DELETE FROM v1 WHERE rowid=1;
+  } {0 {}}
+  do_catchsql_test 4.3 {
+    UPDATE v1 SET a=b WHERE rowid=2;
+  } {0 {}}
+  do_execsql_test 4.3b {
+    SELECT * FROM log;
+  }
+}
 
 finish_test

test/unionall.test

@@ -346,6 +346,13 @@ do_execsql_test 5.10 {
 do_execsql_test 5.20 {
   SELECT *, '+' FROM t1 LEFT JOIN t3 ON (a NOT IN(SELECT v FROM t1 LEFT JOIN t2 ON (a=k))=k);
 } {0 {} {} {} + 1 one {} {} + 2 two {} {} + 5 five {} {} + 3 three {} {} + 6 six {} {} +}
+ifcapable vtab {
+do_catchsql_test 5.30 {
+  SELECT * FROM (t1 NATURAL JOIN pragma_table_xinfo('t1_a') NATURAL JOIN t3) t1
+                NATURAL JOIN t2 NATURAL JOIN t3
+   WHERE rowid ISNULL>0 AND 0%y;
+} {1 {ambiguous column name: rowid}}
+}
 
 reset_db
 do_execsql_test 6.0 {