Correct handling of compound foreign key constraints that include the

integer primary key as one of the columns.  
Ticket [ce7c133ea6cc9ccdc1]

FossilOrigin-Name: 53902f7d4a46aa70ecc5bf180a01ff888d52686a

manifest

@@ -1,8 +1,8 @@
 -----BEGIN PGP SIGNED MESSAGE-----
 Hash: SHA1
 
-C Get\sSQLITE_OMIT_VIRTUALTABLE\sworking\sagain\safter\sbeing\sbroken\sby\srecent\nchanges.
+C Correct\shandling\sof\scompound\sforeign\skey\sconstraints\sthat\sinclude\sthe\s\ninteger\sprimary\skey\sas\sone\sof\sthe\scolumns.\s\s\nTicket\s[ce7c133ea6cc9ccdc1]
-D 2010-07-28T19:17:51
+D 2010-07-29T01:50:39
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in ec08dc838fd8110fe24c92e5130bcd91cbb1ff2e
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -127,7 +127,7 @@ F src/date.c 5dd8448a0bfea8d31fb14cff487d0c06ff8c8b20
 F src/delete.c 7ed8a8c8b5f748ece92df173d7e0f7810c899ebd
 F src/expr.c a0fd9c5e248229851077de92f2e9346f2c43ed46
 F src/fault.c 160a0c015b6c2629d3899ed2daf63d75754a32bb
-F src/fkey.c cacfe3e24b311e4e089a9c470bdb73196af6f729
+F src/fkey.c 58bbf52c6ddd3f64ca40a3230f9e548a83a5cb16
 F src/func.c 75dc1fd91e5692cadb80d257bab68d7343060467
 F src/global.c 02335177cf6946fe5525c6f0755cf181140debf3
 F src/hash.c 458488dcc159c301b8e7686280ab209f1fb915af
@@ -357,7 +357,7 @@ F test/expr.test 9f521ae22f00e074959f72ce2e55d46b9ed23f68
 F test/filectrl.test 97003734290887566e01dded09dc9e99cb937e9e
 F test/filefmt.test 5d271bf467e6557fe7499dcc8203069c9dc5825e
 F test/fkey1.test 01c7de578e11747e720c2d9aeef27f239853c4da
-F test/fkey2.test 098c06c139a79f690301a43511cd1f6420ae5433
+F test/fkey2.test e028cd80aa0bd38541c99214e3ba2dfccadffe6f
 F test/fkey3.test 42f88d6048d8dc079e2a8cf7baad1cc1483a7620
 F test/fkey_malloc.test a5ede29bd2f6e56dea78c3d43fb86dd696c068c8
 F test/format4.test 1f0cac8ff3895e9359ed87e41aaabee982a812eb
@@ -842,14 +842,14 @@ F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
 F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
-P a3401d9ee540828f3efd26d89f6b771e0ecb2777
+P 33b1e862ffa7109480cf4a77ceae8aebe98d3eee
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+R 1a747cd66c3cb3531b2d422eed64646d
 U drh
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manifest.uuid

@@ -1 +1 @@
-33b1e862ffa7109480cf4a77ceae8aebe98d3eee
+53902f7d4a46aa70ecc5bf180a01ff888d52686a

src/fkey.c

@@ -500,7 +500,8 @@ static void fkScanChildren(
       if( pIdx ){
         Column *pCol;
         iCol = pIdx->aiColumn[i];
-        pCol = &pIdx->pTable->aCol[iCol];
+        pCol = &pTab->aCol[iCol];
+        if( pTab->iPKey==iCol ) iCol = -1;
         pLeft->iTable = regData+iCol+1;
         pLeft->affinity = pCol->affinity;
         pLeft->pColl = sqlite3LocateCollSeq(pParse, pCol->zColl);

test/fkey2.test

@@ -1936,5 +1936,50 @@ do_test fkey2-dd08e5.1.6 {
   }
 } {1 {foreign key constraint failed}}
 
+#-------------------------------------------------------------------------
+# Verify that ticket ce7c133ea6cc9ccdc1a60d80441f80b6180f5eba
+# fixed.
+#
+do_test fkey2-ce7c13.1.1 {
+  execsql {
+    CREATE TABLE tce71(a INTEGER PRIMARY KEY, b);
+    CREATE UNIQUE INDEX ice71 ON tce71(a,b);
+    INSERT INTO tce71 VALUES(100,200);
+    CREATE TABLE tce72(w, x, y, FOREIGN KEY(x,y) REFERENCES tce71(a,b));
+    INSERT INTO tce72 VALUES(300,100,200);
+    UPDATE tce71 set b = 200 where a = 100;
+    SELECT * FROM tce71, tce72;
+  }
+} {100 200 300 100 200}
+do_test fkey2-ce7c13.1.2 {
+  catchsql {
+    UPDATE tce71 set b = 201 where a = 100;
+  }
+} {1 {foreign key constraint failed}}
+do_test fkey2-ce7c13.1.3 {
+  catchsql {
+    UPDATE tce71 set a = 101 where a = 100;
+  }
+} {1 {foreign key constraint failed}}
+do_test fkey2-ce7c13.1.4 {
+  execsql {
+    CREATE TABLE tce73(a INTEGER PRIMARY KEY, b, UNIQUE(a,b));
+    INSERT INTO tce73 VALUES(100,200);
+    CREATE TABLE tce74(w, x, y, FOREIGN KEY(x,y) REFERENCES tce73(a,b));
+    INSERT INTO tce74 VALUES(300,100,200);
+    UPDATE tce73 set b = 200 where a = 100;
+    SELECT * FROM tce73, tce74;
+  }
+} {100 200 300 100 200}
+do_test fkey2-ce7c13.1.5 {
+  catchsql {
+    UPDATE tce73 set b = 201 where a = 100;
+  }
+} {1 {foreign key constraint failed}}
+do_test fkey2-ce7c13.1.6 {
+  catchsql {
+    UPDATE tce73 set a = 101 where a = 100;
+  }
+} {1 {foreign key constraint failed}}
 
 finish_test