Update to SQLite 3.19.3

2 files changed, 16 insertions, 10 deletions

diff --git a/ext/sqlite3/libsqlite/sqlite3.c b/ext/sqlite3/libsqlite/sqlite3.c
index 657a54efd9..9c8fd6204d 100644
--- a/ext/sqlite3/libsqlite/sqlite3.c
+++ b/ext/sqlite3/libsqlite/sqlite3.c
@@ -1,6 +1,6 @@
 /******************************************************************************
 ** This file is an amalgamation of many separate C source files from SQLite
-** version 3.19.2.  By combining all the individual C code files into this
+** version 3.19.3.  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
@@ -398,9 +398,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.19.2"
-#define SQLITE_VERSION_NUMBER 3019002
-#define SQLITE_SOURCE_ID      "2017-05-25 16:50:27 edb4e819b0c058c7d74d27ebd14cc5ceb2bad6a6144a486a970182b7afe3f8b9"
+#define SQLITE_VERSION        "3.19.3"
+#define SQLITE_VERSION_NUMBER 3019003
+#define SQLITE_SOURCE_ID      "2017-06-08 14:26:16 0ee482a1e0eae22e08edc8978c9733a96603d4509645f348ebf55b579e89636b"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers
@@ -67208,12 +67208,18 @@ SQLITE_PRIVATE int sqlite3BtreeInsert(
       memcpy(newCell, oldCell, 4);
     }
     rc = clearCell(pPage, oldCell, &info);
-    if( info.nSize==szNew && info.nLocal==info.nPayload ){
+    if( info.nSize==szNew && info.nLocal==info.nPayload 
+     && (!ISAUTOVACUUM || szNew<pPage->minLocal)
+    ){
       /* Overwrite the old cell with the new if they are the same size.
       ** We could also try to do this if the old cell is smaller, then add
       ** the leftover space to the free list.  But experiments show that
       ** doing that is no faster then skipping this optimization and just
-      ** calling dropCell() and insertCell(). */
+      ** calling dropCell() and insertCell(). 
+      **
+      ** This optimization cannot be used on an autovacuum database if the
+      ** new entry uses overflow pages, as the insertCell() call below is
+      ** necessary to add the PTRMAP_OVERFLOW1 pointer-map entry.  */
       assert( rc==SQLITE_OK ); /* clearCell never fails when nLocal==nPayload */
       if( oldCell+szNew > pPage->aDataEnd ) return SQLITE_CORRUPT_BKPT;
       memcpy(oldCell, newCell, szNew);
@@ -199056,7 +199062,7 @@ static void fts5SourceIdFunc(
 ){
   assert( nArg==0 );
   UNUSED_PARAM2(nArg, apUnused);
-  sqlite3_result_text(pCtx, "fts5: 2017-05-25 16:50:27 edb4e819b0c058c7d74d27ebd14cc5ceb2bad6a6144a486a970182b7afe3f8b9", -1, SQLITE_TRANSIENT);
+  sqlite3_result_text(pCtx, "fts5: 2017-06-08 14:26:16 0ee482a1e0eae22e08edc8978c9733a96603d4509645f348ebf55b579e89636b", -1, SQLITE_TRANSIENT);
 }
 
 static int fts5Init(sqlite3 *db){
diff --git a/ext/sqlite3/libsqlite/sqlite3.h b/ext/sqlite3/libsqlite/sqlite3.h
index 296ada089a..3deb9c79bd 100644
--- a/ext/sqlite3/libsqlite/sqlite3.h
+++ b/ext/sqlite3/libsqlite/sqlite3.h
@@ -121,9 +121,9 @@ extern "C" {
 ** [sqlite3_libversion_number()], [sqlite3_sourceid()],
 ** [sqlite_version()] and [sqlite_source_id()].
 */
-#define SQLITE_VERSION        "3.19.2"
-#define SQLITE_VERSION_NUMBER 3019002
-#define SQLITE_SOURCE_ID      "2017-05-25 16:50:27 edb4e819b0c058c7d74d27ebd14cc5ceb2bad6a6144a486a970182b7afe3f8b9"
+#define SQLITE_VERSION        "3.19.3"
+#define SQLITE_VERSION_NUMBER 3019003
+#define SQLITE_SOURCE_ID      "2017-06-08 14:26:16 0ee482a1e0eae22e08edc8978c9733a96603d4509645f348ebf55b579e89636b"
 
 /*
 ** CAPI3REF: Run-Time Library Version Numbers