Add the experimental sqlite3_reoptimize() API.

FossilOrigin-Name: 9bd6f3d8864d422fe42074688b191915b27ad8ea

1 files changed, 10 insertions, 0 deletions

diff --git a/src/tclsqlite.c b/src/tclsqlite.c
index 5f5517ac2..3e7a513e7 100644
--- a/src/tclsqlite.c
+++ b/src/tclsqlite.c
@@ -1128,6 +1128,16 @@ static int dbPrepareAndBind(
   }
   pPreStmt->nParm = iParm;
   *ppPreStmt = pPreStmt;
+
+  /* Call sqlite3_reoptimize() to optimize the statement according to
+  ** the values just bound to it. If SQLITE_ENABLE_STAT2 is not defined
+  ** or the statement will not benefit from re-optimization, this 
+  ** call is a no-op.  */
+  if( SQLITE_OK!=sqlite3_reoptimize(pPreStmt->pStmt) ){
+    Tcl_SetObjResult(interp, dbTextToObj(sqlite3_errmsg(pDb->db)));
+    return TCL_ERROR;
+  }
+
   return TCL_OK;
 }