diff --git a/README.version b/README.version
index f4ae95d..8b2389f 100644
--- a/README.version
+++ b/README.version
@@ -1,3 +1,3 @@
-URL: https://sqlite.org/2016/sqlite-amalgamation-3150000.zip
-Version: 3.15.0
+URL: https://sqlite.org/2016/sqlite-amalgamation-3150100.zip
+Version: 3.15.1
 BugComponent: 24950
diff --git a/dist/Android.patch b/dist/Android.patch
index d314939..e4ed6a4 100644
--- a/dist/Android.patch
+++ b/dist/Android.patch
@@ -1,6 +1,6 @@
 diff -r -u -d orig/shell.c ./shell.c
---- orig/shell.c	2016-10-14 16:15:24.955224267 +0200
-+++ ./shell.c	2016-10-14 16:15:25.071222519 +0200
+--- orig/shell.c	2016-11-04 19:21:18.000000000 +0100
++++ ./shell.c	2016-11-05 15:37:30.041914978 +0100
 @@ -52,6 +52,12 @@
  #endif
  #include <ctype.h>
@@ -38,9 +38,9 @@
  }
  
 diff -r -u -d orig/sqlite3.c ./sqlite3.c
---- orig/sqlite3.c	2016-10-14 16:15:25.063222639 +0200
-+++ ./sqlite3.c	2016-10-14 18:42:38.285079971 +0200
-@@ -33025,7 +33025,7 @@
+--- orig/sqlite3.c	2016-11-04 19:21:18.000000000 +0100
++++ ./sqlite3.c	2016-11-05 15:37:30.071914348 +0100
+@@ -33035,7 +33035,7 @@
    SimulateIOError( rc=1 );
    if( rc!=0 ){
      storeLastErrno((unixFile*)id, errno);
@@ -49,7 +49,7 @@
    }
    *pSize = buf.st_size;
  
-@@ -33061,7 +33061,7 @@
+@@ -33071,7 +33071,7 @@
      struct stat buf;              /* Used to hold return values of fstat() */
     
      if( osFstat(pFile->h, &buf) ){
@@ -58,7 +58,7 @@
      }
  
      nSize = ((nByte+pFile->szChunk-1) / pFile->szChunk) * pFile->szChunk;
-@@ -33635,7 +33635,7 @@
+@@ -33645,7 +33645,7 @@
      ** with the same permissions.
      */
      if( osFstat(pDbFd->h, &sStat) ){
@@ -67,7 +67,7 @@
        goto shm_open_err;
      }
  
-@@ -113764,7 +113764,7 @@
+@@ -113786,7 +113786,7 @@
    }
    if( pDb->pSchema->file_format>SQLITE_MAX_FILE_FORMAT ){
      sqlite3SetString(pzErrMsg, db, "unsupported file format");
@@ -76,7 +76,7 @@
      goto initone_error_out;
    }
  
-@@ -147014,13 +147014,25 @@
+@@ -147039,13 +147039,25 @@
    ** module with sqlite.
    */
    if( SQLITE_OK==rc 
diff --git a/dist/orig/sqlite3.c b/dist/orig/sqlite3.c
index aed2f2b..4a87906 100644
--- a/dist/orig/sqlite3.c
+++ b/dist/orig/sqlite3.c
@@ -1,6 +1,6 @@
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
-** version 3.15.0.  By combining all the individual C code files into this
+** version 3.15.1.  By combining all the individual C code files into this
 ** single large file, the entire code can be compiled as a single translation
 ** unit.  This allows many compilers to do optimizations that would not be
 ** possible if the files were compiled separately.  Performance improvements
@@ -381,9 +381,9 @@
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.15.0"
-#define SQLITE_VERSION_NUMBER 3015000
-#define SQLITE_SOURCE_ID      "2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8"
+#define SQLITE_VERSION        "3.15.1"
+#define SQLITE_VERSION_NUMBER 3015001
+#define SQLITE_SOURCE_ID      "2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -1238,6 +1238,12 @@
 ** on whether or not the file has been renamed, moved, or deleted since it
 ** was first opened.
 **
+** <li>[[SQLITE_FCNTL_WIN32_GET_HANDLE]]
+** The [SQLITE_FCNTL_WIN32_GET_HANDLE] opcode can be used to obtain the
+** underlying native file handle associated with a file handle.  This file
+** control interprets its argument as a pointer to a native file handle and
+** writes the resulting value there.
+**
 ** <li>[[SQLITE_FCNTL_WIN32_SET_HANDLE]]
 ** The [SQLITE_FCNTL_WIN32_SET_HANDLE] opcode is used for debugging.  This
 ** opcode causes the xFileControl method to swap the file handle with the one
@@ -1288,6 +1294,7 @@
 #define SQLITE_FCNTL_RBU                    26
 #define SQLITE_FCNTL_VFS_POINTER            27
 #define SQLITE_FCNTL_JOURNAL_POINTER        28
+#define SQLITE_FCNTL_WIN32_GET_HANDLE       29
 
 /* deprecated names */
 #define SQLITE_GET_LOCKPROXYFILE      SQLITE_FCNTL_GET_LOCKPROXYFILE
@@ -13088,10 +13095,13 @@
 SQLITE_PRIVATE   int sqlite3PagerWalCallback(Pager *pPager);
 SQLITE_PRIVATE   int sqlite3PagerOpenWal(Pager *pPager, int *pisOpen);
 SQLITE_PRIVATE   int sqlite3PagerCloseWal(Pager *pPager);
+SQLITE_PRIVATE   int sqlite3PagerUseWal(Pager *pPager);
 # ifdef SQLITE_ENABLE_SNAPSHOT
 SQLITE_PRIVATE   int sqlite3PagerSnapshotGet(Pager *pPager, sqlite3_snapshot **ppSnapshot);
 SQLITE_PRIVATE   int sqlite3PagerSnapshotOpen(Pager *pPager, sqlite3_snapshot *pSnapshot);
 # endif
+#else
+# define sqlite3PagerUseWal(x) 0
 #endif
 
 #ifdef SQLITE_ENABLE_ZIPVFS
@@ -18107,8 +18117,8 @@
   int iNewReg;                    /* Register for new.* values */
   i64 iKey1;                      /* First key value passed to hook */
   i64 iKey2;                      /* Second key value passed to hook */
-  int iPKey;                      /* If not negative index of IPK column */
   Mem *aNew;                      /* Array of new.* values */
+  Table *pTab;                    /* Schema object being upated */          
 };
 
 /*
@@ -40676,6 +40686,12 @@
       OSTRACE(("FCNTL file=%p, rc=SQLITE_OK\n", pFile->h));
       return SQLITE_OK;
     }
+    case SQLITE_FCNTL_WIN32_GET_HANDLE: {
+      LPHANDLE phFile = (LPHANDLE)pArg;
+      *phFile = pFile->h;
+      OSTRACE(("FCNTL file=%p, rc=SQLITE_OK\n", pFile->h));
+      return SQLITE_OK;
+    }
 #ifdef SQLITE_TEST
     case SQLITE_FCNTL_WIN32_SET_HANDLE: {
       LPHANDLE phFile = (LPHANDLE)pArg;
@@ -47166,9 +47182,10 @@
 ** rollback journal. Otherwise false.
 */
 #ifndef SQLITE_OMIT_WAL
-static int pagerUseWal(Pager *pPager){
+SQLITE_PRIVATE int sqlite3PagerUseWal(Pager *pPager){
   return (pPager->pWal!=0);
 }
+# define pagerUseWal(x) sqlite3PagerUseWal(x)
 #else
 # define pagerUseWal(x) 0
 # define pagerRollbackWal(x) 0
@@ -62827,7 +62844,7 @@
          && (bEnd || a==ovflSize)                              /* (6) */
          && pBt->inTransaction==TRANS_READ                     /* (4) */
          && (fd = sqlite3PagerFile(pBt->pPager))->pMethods     /* (3) */
-         && pBt->pPage1->aData[19]==0x01                       /* (5) */
+         && 0==sqlite3PagerUseWal(pBt->pPager)                 /* (5) */
          && &pBuf[-4]>=pBufStart                               /* (7) */
         ){
           u8 aSave[4];
@@ -75078,7 +75095,7 @@
   preupdate.keyinfo.aSortOrder = (u8*)&fakeSortOrder;
   preupdate.iKey1 = iKey1;
   preupdate.iKey2 = iKey2;
-  preupdate.iPKey = pTab->iPKey;
+  preupdate.pTab = pTab;
 
   db->pPreUpdate = &preupdate;
   db->xPreUpdateCallback(db->pPreUpdateArg, db, op, zDb, zTbl, iKey1, iKey2);
@@ -76810,9 +76827,14 @@
   if( iIdx>=p->pUnpacked->nField ){
     *ppValue = (sqlite3_value *)columnNullValue();
   }else{
+    Mem *pMem = *ppValue = &p->pUnpacked->aMem[iIdx];
     *ppValue = &p->pUnpacked->aMem[iIdx];
-    if( iIdx==p->iPKey ){
-      sqlite3VdbeMemSetInt64(*ppValue, p->iKey1);
+    if( iIdx==p->pTab->iPKey ){
+      sqlite3VdbeMemSetInt64(pMem, p->iKey1);
+    }else if( p->pTab->aCol[iIdx].affinity==SQLITE_AFF_REAL ){
+      if( pMem->flags & MEM_Int ){
+        sqlite3VdbeMemRealify(pMem);
+      }
     }
   }
 
@@ -76889,7 +76911,7 @@
       pMem = (sqlite3_value *)columnNullValue();
     }else{
       pMem = &pUnpack->aMem[iIdx];
-      if( iIdx==p->iPKey ){
+      if( iIdx==p->pTab->iPKey ){
         sqlite3VdbeMemSetInt64(pMem, p->iKey2);
       }
     }
@@ -76910,7 +76932,7 @@
     assert( iIdx>=0 && iIdx<p->pCsr->nField );
     pMem = &p->aNew[iIdx];
     if( pMem->flags==0 ){
-      if( iIdx==p->iPKey ){
+      if( iIdx==p->pTab->iPKey ){
         sqlite3VdbeMemSetInt64(pMem, p->iKey2);
       }else{
         rc = sqlite3VdbeMemCopy(pMem, &p->v->aMem[p->iNewReg+1+iIdx]);
@@ -122356,7 +122378,7 @@
 
   sqlite3BtreeSetCacheSize(pTemp, db->aDb[iDb].pSchema->cache_size);
   sqlite3BtreeSetSpillSize(pTemp, sqlite3BtreeSetSpillSize(pMain,0));
-  sqlite3BtreeSetPagerFlags(pTemp, PAGER_SYNCHRONOUS_OFF);
+  sqlite3BtreeSetPagerFlags(pTemp, PAGER_SYNCHRONOUS_OFF|PAGER_CACHESPILL);
 
   /* Begin a transaction and take an exclusive lock on the main database
   ** file. This is done before the sqlite3BtreeGetPageSize(pMain) call below,
@@ -127539,6 +127561,7 @@
       Expr *pRight = sqlite3ExprForVectorField(pParse, pExpr->pRight, i);
 
       pNew = sqlite3PExpr(pParse, pExpr->op, pLeft, pRight, 0);
+      transferJoinMarkings(pNew, pExpr);
       idxNew = whereClauseInsert(pWC, pNew, TERM_DYNAMIC);
       exprAnalyze(pSrc, pWC, idxNew);
     }
@@ -132642,13 +132665,15 @@
     }
 #endif
     if( pLevel->iLeftJoin ){
+      int ws = pLoop->wsFlags;
       addr = sqlite3VdbeAddOp1(v, OP_IfPos, pLevel->iLeftJoin); VdbeCoverage(v);
-      assert( (pLoop->wsFlags & WHERE_IDX_ONLY)==0
-           || (pLoop->wsFlags & WHERE_INDEXED)!=0 );
-      if( (pLoop->wsFlags & WHERE_IDX_ONLY)==0 ){
+      assert( (ws & WHERE_IDX_ONLY)==0 || (ws & WHERE_INDEXED)!=0 );
+      if( (ws & WHERE_IDX_ONLY)==0 ){
         sqlite3VdbeAddOp1(v, OP_NullRow, pTabList->a[i].iCursor);
       }
-      if( pLoop->wsFlags & WHERE_INDEXED ){
+      if( (ws & WHERE_INDEXED) 
+       || ((ws & WHERE_MULTI_OR) && pLevel->u.pCovidx) 
+      ){
         sqlite3VdbeAddOp1(v, OP_NullRow, pLevel->iIdxCur);
       }
       if( pLevel->op==OP_Return ){
@@ -165209,7 +165234,7 @@
 ** of upper() or lower().
 **
 **     lower('I', 'en_us') -> 'i'
-**     lower('I', 'tr_tr') -> 'ı' (small dotless i)
+**     lower('I', 'tr_tr') -> '\u131' (small dotless i)
 **
 ** http://www.icu-project.org/userguide/posix.html#case_mappings
 */
@@ -195598,7 +195623,7 @@
 ){
   assert( nArg==0 );
   UNUSED_PARAM2(nArg, apUnused);
-  sqlite3_result_text(pCtx, "fts5: 2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8", -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(pCtx, "fts5: 2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36", -1, SQLITE_TRANSIENT);
 }
 
 static int fts5Init(sqlite3 *db){
diff --git a/dist/orig/sqlite3.h b/dist/orig/sqlite3.h
index 79faae7..d02aeb1 100644
--- a/dist/orig/sqlite3.h
+++ b/dist/orig/sqlite3.h
@@ -121,9 +121,9 @@
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.15.0"
-#define SQLITE_VERSION_NUMBER 3015000
-#define SQLITE_SOURCE_ID      "2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8"
+#define SQLITE_VERSION        "3.15.1"
+#define SQLITE_VERSION_NUMBER 3015001
+#define SQLITE_SOURCE_ID      "2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -978,6 +978,12 @@
 ** on whether or not the file has been renamed, moved, or deleted since it
 ** was first opened.
 **
+** <li>[[SQLITE_FCNTL_WIN32_GET_HANDLE]]
+** The [SQLITE_FCNTL_WIN32_GET_HANDLE] opcode can be used to obtain the
+** underlying native file handle associated with a file handle.  This file
+** control interprets its argument as a pointer to a native file handle and
+** writes the resulting value there.
+**
 ** <li>[[SQLITE_FCNTL_WIN32_SET_HANDLE]]
 ** The [SQLITE_FCNTL_WIN32_SET_HANDLE] opcode is used for debugging.  This
 ** opcode causes the xFileControl method to swap the file handle with the one
@@ -1028,6 +1034,7 @@
 #define SQLITE_FCNTL_RBU                    26
 #define SQLITE_FCNTL_VFS_POINTER            27
 #define SQLITE_FCNTL_JOURNAL_POINTER        28
+#define SQLITE_FCNTL_WIN32_GET_HANDLE       29
 
 /* deprecated names */
 #define SQLITE_GET_LOCKPROXYFILE      SQLITE_FCNTL_GET_LOCKPROXYFILE
diff --git a/dist/sqlite3.c b/dist/sqlite3.c
index ca91360..21a7cb1 100644
--- a/dist/sqlite3.c
+++ b/dist/sqlite3.c
@@ -1,6 +1,6 @@
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
-** version 3.15.0.  By combining all the individual C code files into this
+** version 3.15.1.  By combining all the individual C code files into this
 ** single large file, the entire code can be compiled as a single translation
 ** unit.  This allows many compilers to do optimizations that would not be
 ** possible if the files were compiled separately.  Performance improvements
@@ -381,9 +381,9 @@
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.15.0"
-#define SQLITE_VERSION_NUMBER 3015000
-#define SQLITE_SOURCE_ID      "2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8"
+#define SQLITE_VERSION        "3.15.1"
+#define SQLITE_VERSION_NUMBER 3015001
+#define SQLITE_SOURCE_ID      "2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -1238,6 +1238,12 @@
 ** on whether or not the file has been renamed, moved, or deleted since it
 ** was first opened.
 **
+** <li>[[SQLITE_FCNTL_WIN32_GET_HANDLE]]
+** The [SQLITE_FCNTL_WIN32_GET_HANDLE] opcode can be used to obtain the
+** underlying native file handle associated with a file handle.  This file
+** control interprets its argument as a pointer to a native file handle and
+** writes the resulting value there.
+**
 ** <li>[[SQLITE_FCNTL_WIN32_SET_HANDLE]]
 ** The [SQLITE_FCNTL_WIN32_SET_HANDLE] opcode is used for debugging.  This
 ** opcode causes the xFileControl method to swap the file handle with the one
@@ -1288,6 +1294,7 @@
 #define SQLITE_FCNTL_RBU                    26
 #define SQLITE_FCNTL_VFS_POINTER            27
 #define SQLITE_FCNTL_JOURNAL_POINTER        28
+#define SQLITE_FCNTL_WIN32_GET_HANDLE       29
 
 /* deprecated names */
 #define SQLITE_GET_LOCKPROXYFILE      SQLITE_FCNTL_GET_LOCKPROXYFILE
@@ -13088,10 +13095,13 @@
 SQLITE_PRIVATE   int sqlite3PagerWalCallback(Pager *pPager);
 SQLITE_PRIVATE   int sqlite3PagerOpenWal(Pager *pPager, int *pisOpen);
 SQLITE_PRIVATE   int sqlite3PagerCloseWal(Pager *pPager);
+SQLITE_PRIVATE   int sqlite3PagerUseWal(Pager *pPager);
 # ifdef SQLITE_ENABLE_SNAPSHOT
 SQLITE_PRIVATE   int sqlite3PagerSnapshotGet(Pager *pPager, sqlite3_snapshot **ppSnapshot);
 SQLITE_PRIVATE   int sqlite3PagerSnapshotOpen(Pager *pPager, sqlite3_snapshot *pSnapshot);
 # endif
+#else
+# define sqlite3PagerUseWal(x) 0
 #endif
 
 #ifdef SQLITE_ENABLE_ZIPVFS
@@ -18107,8 +18117,8 @@
   int iNewReg;                    /* Register for new.* values */
   i64 iKey1;                      /* First key value passed to hook */
   i64 iKey2;                      /* Second key value passed to hook */
-  int iPKey;                      /* If not negative index of IPK column */
   Mem *aNew;                      /* Array of new.* values */
+  Table *pTab;                    /* Schema object being upated */          
 };
 
 /*
@@ -40676,6 +40686,12 @@
       OSTRACE(("FCNTL file=%p, rc=SQLITE_OK\n", pFile->h));
       return SQLITE_OK;
     }
+    case SQLITE_FCNTL_WIN32_GET_HANDLE: {
+      LPHANDLE phFile = (LPHANDLE)pArg;
+      *phFile = pFile->h;
+      OSTRACE(("FCNTL file=%p, rc=SQLITE_OK\n", pFile->h));
+      return SQLITE_OK;
+    }
 #ifdef SQLITE_TEST
     case SQLITE_FCNTL_WIN32_SET_HANDLE: {
       LPHANDLE phFile = (LPHANDLE)pArg;
@@ -47166,9 +47182,10 @@
 ** rollback journal. Otherwise false.
 */
 #ifndef SQLITE_OMIT_WAL
-static int pagerUseWal(Pager *pPager){
+SQLITE_PRIVATE int sqlite3PagerUseWal(Pager *pPager){
   return (pPager->pWal!=0);
 }
+# define pagerUseWal(x) sqlite3PagerUseWal(x)
 #else
 # define pagerUseWal(x) 0
 # define pagerRollbackWal(x) 0
@@ -62827,7 +62844,7 @@
          && (bEnd || a==ovflSize)                              /* (6) */
          && pBt->inTransaction==TRANS_READ                     /* (4) */
          && (fd = sqlite3PagerFile(pBt->pPager))->pMethods     /* (3) */
-         && pBt->pPage1->aData[19]==0x01                       /* (5) */
+         && 0==sqlite3PagerUseWal(pBt->pPager)                 /* (5) */
          && &pBuf[-4]>=pBufStart                               /* (7) */
         ){
           u8 aSave[4];
@@ -75078,7 +75095,7 @@
   preupdate.keyinfo.aSortOrder = (u8*)&fakeSortOrder;
   preupdate.iKey1 = iKey1;
   preupdate.iKey2 = iKey2;
-  preupdate.iPKey = pTab->iPKey;
+  preupdate.pTab = pTab;
 
   db->pPreUpdate = &preupdate;
   db->xPreUpdateCallback(db->pPreUpdateArg, db, op, zDb, zTbl, iKey1, iKey2);
@@ -76810,9 +76827,14 @@
   if( iIdx>=p->pUnpacked->nField ){
     *ppValue = (sqlite3_value *)columnNullValue();
   }else{
+    Mem *pMem = *ppValue = &p->pUnpacked->aMem[iIdx];
     *ppValue = &p->pUnpacked->aMem[iIdx];
-    if( iIdx==p->iPKey ){
-      sqlite3VdbeMemSetInt64(*ppValue, p->iKey1);
+    if( iIdx==p->pTab->iPKey ){
+      sqlite3VdbeMemSetInt64(pMem, p->iKey1);
+    }else if( p->pTab->aCol[iIdx].affinity==SQLITE_AFF_REAL ){
+      if( pMem->flags & MEM_Int ){
+        sqlite3VdbeMemRealify(pMem);
+      }
     }
   }
 
@@ -76889,7 +76911,7 @@
       pMem = (sqlite3_value *)columnNullValue();
     }else{
       pMem = &pUnpack->aMem[iIdx];
-      if( iIdx==p->iPKey ){
+      if( iIdx==p->pTab->iPKey ){
         sqlite3VdbeMemSetInt64(pMem, p->iKey2);
       }
     }
@@ -76910,7 +76932,7 @@
     assert( iIdx>=0 && iIdx<p->pCsr->nField );
     pMem = &p->aNew[iIdx];
     if( pMem->flags==0 ){
-      if( iIdx==p->iPKey ){
+      if( iIdx==p->pTab->iPKey ){
         sqlite3VdbeMemSetInt64(pMem, p->iKey2);
       }else{
         rc = sqlite3VdbeMemCopy(pMem, &p->v->aMem[p->iNewReg+1+iIdx]);
@@ -122356,7 +122378,7 @@
 
   sqlite3BtreeSetCacheSize(pTemp, db->aDb[iDb].pSchema->cache_size);
   sqlite3BtreeSetSpillSize(pTemp, sqlite3BtreeSetSpillSize(pMain,0));
-  sqlite3BtreeSetPagerFlags(pTemp, PAGER_SYNCHRONOUS_OFF);
+  sqlite3BtreeSetPagerFlags(pTemp, PAGER_SYNCHRONOUS_OFF|PAGER_CACHESPILL);
 
   /* Begin a transaction and take an exclusive lock on the main database
   ** file. This is done before the sqlite3BtreeGetPageSize(pMain) call below,
@@ -127539,6 +127561,7 @@
       Expr *pRight = sqlite3ExprForVectorField(pParse, pExpr->pRight, i);
 
       pNew = sqlite3PExpr(pParse, pExpr->op, pLeft, pRight, 0);
+      transferJoinMarkings(pNew, pExpr);
       idxNew = whereClauseInsert(pWC, pNew, TERM_DYNAMIC);
       exprAnalyze(pSrc, pWC, idxNew);
     }
@@ -132642,13 +132665,15 @@
     }
 #endif
     if( pLevel->iLeftJoin ){
+      int ws = pLoop->wsFlags;
       addr = sqlite3VdbeAddOp1(v, OP_IfPos, pLevel->iLeftJoin); VdbeCoverage(v);
-      assert( (pLoop->wsFlags & WHERE_IDX_ONLY)==0
-           || (pLoop->wsFlags & WHERE_INDEXED)!=0 );
-      if( (pLoop->wsFlags & WHERE_IDX_ONLY)==0 ){
+      assert( (ws & WHERE_IDX_ONLY)==0 || (ws & WHERE_INDEXED)!=0 );
+      if( (ws & WHERE_IDX_ONLY)==0 ){
         sqlite3VdbeAddOp1(v, OP_NullRow, pTabList->a[i].iCursor);
       }
-      if( pLoop->wsFlags & WHERE_INDEXED ){
+      if( (ws & WHERE_INDEXED) 
+       || ((ws & WHERE_MULTI_OR) && pLevel->u.pCovidx) 
+      ){
         sqlite3VdbeAddOp1(v, OP_NullRow, pLevel->iIdxCur);
       }
       if( pLevel->op==OP_Return ){
@@ -165221,7 +165246,7 @@
 ** of upper() or lower().
 **
 **     lower('I', 'en_us') -> 'i'
-**     lower('I', 'tr_tr') -> 'ı' (small dotless i)
+**     lower('I', 'tr_tr') -> '\u131' (small dotless i)
 **
 ** http://www.icu-project.org/userguide/posix.html#case_mappings
 */
@@ -195610,7 +195635,7 @@
 ){
   assert( nArg==0 );
   UNUSED_PARAM2(nArg, apUnused);
-  sqlite3_result_text(pCtx, "fts5: 2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8", -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(pCtx, "fts5: 2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36", -1, SQLITE_TRANSIENT);
 }
 
 static int fts5Init(sqlite3 *db){
diff --git a/dist/sqlite3.h b/dist/sqlite3.h
index 79faae7..d02aeb1 100644
--- a/dist/sqlite3.h
+++ b/dist/sqlite3.h
@@ -121,9 +121,9 @@
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.15.0"
-#define SQLITE_VERSION_NUMBER 3015000
-#define SQLITE_SOURCE_ID      "2016-10-14 10:20:30 707875582fcba352b4906a595ad89198d84711d8"
+#define SQLITE_VERSION        "3.15.1"
+#define SQLITE_VERSION_NUMBER 3015001
+#define SQLITE_SOURCE_ID      "2016-11-04 12:08:49 1136863c76576110e710dd5d69ab6bf347c65e36"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -978,6 +978,12 @@
 ** on whether or not the file has been renamed, moved, or deleted since it
 ** was first opened.
 **
+** <li>[[SQLITE_FCNTL_WIN32_GET_HANDLE]]
+** The [SQLITE_FCNTL_WIN32_GET_HANDLE] opcode can be used to obtain the
+** underlying native file handle associated with a file handle.  This file
+** control interprets its argument as a pointer to a native file handle and
+** writes the resulting value there.
+**
 ** <li>[[SQLITE_FCNTL_WIN32_SET_HANDLE]]
 ** The [SQLITE_FCNTL_WIN32_SET_HANDLE] opcode is used for debugging.  This
 ** opcode causes the xFileControl method to swap the file handle with the one
@@ -1028,6 +1034,7 @@
 #define SQLITE_FCNTL_RBU                    26
 #define SQLITE_FCNTL_VFS_POINTER            27
 #define SQLITE_FCNTL_JOURNAL_POINTER        28
+#define SQLITE_FCNTL_WIN32_GET_HANDLE       29
 
 /* deprecated names */
 #define SQLITE_GET_LOCKPROXYFILE      SQLITE_FCNTL_GET_LOCKPROXYFILE