Index: src/alter.c
==================================================================
--- src/alter.c
+++ src/alter.c
@@ -829,13 +829,16 @@
       "sql = sqlite_rename_column(sql, %d, %Q, %Q, %Q) "
       "WHERE type = 'table' OR (type='index' AND tbl_name = %Q AND sql!='')",
       zDb, MASTER_NAME, iCol, zNew, pTab->zName, zOld, pTab->zName
   );
 
-  /* Drop and reload the internal table schema. */
-  sqlite3ChangeCookie(pParse, iSchema);
-  reloadTableSchema(pParse, pTab, pTab->zName);
+  /* Drop and reload the database schema. */
+  if( db->mallocFailed==0 ){
+    assert( pParse->pVdbe );
+    sqlite3ChangeCookie(pParse, iSchema);
+    sqlite3VdbeAddParseSchemaOp(pParse->pVdbe, iSchema, 0);
+  }
 
  exit_rename_column:
   sqlite3SrcListDelete(db, pSrc);
   sqlite3DbFree(db, zOld);
   sqlite3DbFree(db, zNew);

Index: src/prepare.c
==================================================================
--- src/prepare.c
+++ src/prepare.c
@@ -130,11 +130,11 @@
 ** database file is given by iDb.  iDb==0 is used for the main
 ** database.  iDb==1 should never be used.  iDb>=2 is used for
 ** auxiliary databases.  Return one of the SQLITE_ error codes to
 ** indicate success or failure.
 */
-static int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
+int sqlite3InitOne(sqlite3 *db, int iDb, char **pzErrMsg){
   int rc;
   int i;
 #ifndef SQLITE_OMIT_DEPRECATED
   int size;
 #endif

Index: src/sqliteInt.h
==================================================================
--- src/sqliteInt.h
+++ src/sqliteInt.h
@@ -3797,10 +3797,11 @@
 void sqlite3ExprListSetSpan(Parse*,ExprList*,const char*,const char*);
 void sqlite3ExprListDelete(sqlite3*, ExprList*);
 u32 sqlite3ExprListFlags(const ExprList*);
 int sqlite3Init(sqlite3*, char**);
 int sqlite3InitCallback(void*, int, char**, char**);
+int sqlite3InitOne(sqlite3*, int, char**);
 void sqlite3Pragma(Parse*,Token*,Token*,Token*,int);
 #ifndef SQLITE_OMIT_VIRTUALTABLE
 Module *sqlite3PragmaVtabRegister(sqlite3*,const char *zName);
 #endif
 void sqlite3ResetAllSchemasOfConnection(sqlite3*);

Index: src/vdbe.c
==================================================================
--- src/vdbe.c
+++ src/vdbe.c
@@ -5744,10 +5744,18 @@
 #endif
 
   iDb = pOp->p1;
   assert( iDb>=0 && iDb<db->nDb );
   assert( DbHasProperty(db, iDb, DB_SchemaLoaded) );
+
+#ifndef SQLITE_OMIT_ALTERTABLE
+  if( pOp->p4.z==0 ){
+    sqlite3SchemaClear(db->aDb[iDb].pSchema);
+    rc = sqlite3InitOne(db, iDb, &p->zErrMsg);
+    db->mDbFlags |= DBFLAG_SchemaChange;
+  }else
+#endif
   /* Used to be a conditional */ {
     zMaster = MASTER_NAME;
     initData.db = db;
     initData.iDb = pOp->p1;
     initData.pzErrMsg = &p->zErrMsg;

Index: test/altercol.test
==================================================================
--- test/altercol.test
+++ test/altercol.test
@@ -148,11 +148,11 @@
 } {
   {CREATE TABLE c1(a, b, FOREIGN KEY (a, b) REFERENCES p1(c, "silly name"))}
   {CREATE TABLE p1(c, "silly name", PRIMARY KEY(c, "silly name"))}
 }
 
-# do_execsql_test 4.2 { INSERT INTO c1 VALUES(1, 2); }
+do_execsql_test 4.2 { INSERT INTO c1 VALUES(1, 2); }
 
 do_execsql_test 4.3 {
   CREATE TABLE c2(a, b, FOREIGN KEY (a, b) REFERENCES p1);
 }