Fix a problem with renaming columns on tables with REFERENCES clauses that

specify a large number of columns.

FossilOrigin-Name: d48f7bbdf4a1686c25e634a8dec6ead88bf2866fee94ed8e5058f830363424a8

manifest

@@ -1,5 +1,5 @@
-C Experimental\simplementation\sof\sALTER\sTABLE\s...\sRENAME\sCOLUMN.\sStill\sbuggy.
-D 2018-08-09T20:47:01.074
+C Fix\sa\sproblem\swith\srenaming\scolumns\son\stables\swith\sREFERENCES\sclauses\sthat\nspecify\sa\slarge\snumber\sof\scolumns.
+D 2018-08-10T14:23:41.928
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F Makefile.in 0a3a6c81e6fcb969ff9106e882f0a08547014ba463cb6beca4c4efaecc924ee6
@@ -442,7 +442,7 @@ F src/btmutex.c 8acc2f464ee76324bf13310df5692a262b801808984c1b79defb2503bbafadb6
 F src/btree.c 3f5e1a03db871e627bf5da21092bf7434ecfc5c5980bbd7d45eba13341340173
 F src/btree.h febb2e817be499570b7a2e32a9bbb4b607a9234f6b84bb9ae84916d4806e96f2
 F src/btreeInt.h 620ab4c7235f43572cf3ac2ac8723cbdf68073be4d29da24897c7b77dda5fd96
-F src/build.c 1cdcd12f5df74f4545d9677d7beebe0281a648d0302fca6109e82ac12e13cfa2
+F src/build.c e7c0350573891114749588a6679f5de69ca94af4648f3393f4f25ebfed983806
 F src/callback.c 36caff1e7eb7deb58572d59c41cee8f064a11d00297616995c5050ea0cfc1288
 F src/complete.c a3634ab1e687055cd002e11b8f43eb75c17da23e
 F src/ctime.c b157b01081f92442f8b0218ddb93ddce8ebddad36dbddeecfdd771561dd4f387
@@ -487,7 +487,7 @@ F src/os_win.c 070cdbb400097c6cda54aa005356095afdc2f3ee691d17192c54724ef146a971
 F src/os_win.h 7b073010f1451abe501be30d12f6bc599824944a
 F src/pager.c 76d29b8a960dcb8b67210f095899d91e4a90673a6674ea58cfd1115b705a7fb9
 F src/pager.h c571b064df842ec8f2e90855dead9acf4cbe0d1b2c05afe0ef0d0145f7fd0388
-F src/parse.y b981ac4656a9289bd61d78705f238dc8d156a7feee4bf064d054de4e8f10ff53
+F src/parse.y cec1d2306334920ad4d54fd0186d37905493313ebf4bed2d5322867caa62609c
 F src/pcache.c 135ef0bc6fb2e3b7178d49ab5c9176254c8a691832c1bceb1156b2fbdd0869bd
 F src/pcache.h 072f94d29281cffd99e46c1539849f248c4b56ae7684c1f36626797fee375170
 F src/pcache1.c 716975564c15eb6679e97f734cec1bfd6c16ac3d4010f05f1f8e509fc7d19880
@@ -599,7 +599,7 @@ F test/alter.test b820ab9dcf85f8e3a65bc8326accb2f0c7be64ef
 F test/alter2.test 7ea05c7d92ac99349a802ef7ada17294dd647060
 F test/alter3.test 4d79934d812eaeacc6f22781a080f8cfe012fdc3
 F test/alter4.test b6d7b86860111864f6cddb54af313f5862dda23b
-F test/altercol.test 44fedc517b92f321418c0918a359456a1657614c6bcd22570c0368c2417a3a29
+F test/altercol.test d5a228930e4600adfce9c91cc4e730fc6872f435856b20aad965143bfdf1bffa
 F test/altermalloc.test e81ac9657ed25c6c5bb09bebfa5a047cd8e4acfc
 F test/amatch1.test b5ae7065f042b7f4c1c922933f4700add50cdb9f
 F test/analyze.test b3a9c67d00e1df7588a5b7be9a0292899f94fe8cac1f94a017277474ca2e59df
@@ -1755,11 +1755,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 7404ea83168e6c739ebe8fc5d65bbf0265432ccb35b3418bb0381d74362f7527
-R 0f3d0199e04ab490bfdcf0cb2303572a
-T *branch * alter-table-rename-column
-T *sym-alter-table-rename-column *
-T +closed 4889866915b8b8fc28ca20cfc3f2ed4890eb1f0712b0537298fbdd498ce41510
-T -sym-trunk *
+P fa0fc01eb48a864f0a3d43f9b805d5ed2e530846ee0c34fcbc2eabd9e5696277
+R 9b3e771ebd097f789a9ac4f7b1f4f681
 U dan
-Z 92426cbf3686886dee1eff1497f8d0cc
+Z 3a95af73177e80e0d2efb56f6f39b26f

manifest.uuid

@@ -1 +1 @@
-fa0fc01eb48a864f0a3d43f9b805d5ed2e530846ee0c34fcbc2eabd9e5696277
+d48f7bbdf4a1686c25e634a8dec6ead88bf2866fee94ed8e5058f830363424a8

src/build.c

@@ -2763,7 +2763,7 @@ void sqlite3CreateForeignKey(
         goto fk_end;
       }
       if( IN_RENAME_COLUMN ){
-        sqlite3MoveRenameToken(pParse, &pFKey->aCol[i], &pFromCol->a[i]);
+        sqlite3MoveRenameToken(pParse, &pFKey->aCol[i], pFromCol->a[i].zName);
       }
     }
   }

src/parse.y

@@ -1312,7 +1312,7 @@ uniqueflag(A) ::= .        {A = OE_None;}
     }
     sqlite3ExprListSetName(pParse, p, pIdToken, 1);
     if( IN_RENAME_COLUMN ){
-      sqlite3RenameToken(pParse, (void*)&(p->a[p->nExpr-1]), pIdToken);
+      sqlite3RenameToken(pParse, (void*)(p->a[p->nExpr-1].zName), pIdToken);
     }
     return p;
   }

test/altercol.test

@@ -92,6 +92,16 @@ foreach {tn before after} {
   } $res
 }
 
+#-------------------------------------------------------------------------
+do_execsql_test 2.0 {
+  CREATE TABLE t3(a, b, c, d, e, f, g, h, i, j, k, l, m, FOREIGN KEY (b, c, d, e, f, g, h, i, j, k, l, m) REFERENCES t4);
+}
+
+do_execsql_test 2.1 {
+  ALTER TABLE t3 RENAME b TO biglongname;
+  SELECT sql FROM sqlite_master WHERE name='t3';
+} {{CREATE TABLE t3(a, biglongname, c, d, e, f, g, h, i, j, k, l, m, FOREIGN KEY (biglongname, c, d, e, f, g, h, i, j, k, l, m) REFERENCES t4)}}
+
 finish_test