diff --git a/benchmarks/roseTableTpcCH-workload1.cpp b/benchmarks/roseTableTpcCH-workload1.cpp
index ef26bc2..edea379 100644
--- a/benchmarks/roseTableTpcCH-workload1.cpp
+++ b/benchmarks/roseTableTpcCH-workload1.cpp
@@ -53,15 +53,15 @@ int main(int argc, char **argv) {
   typedef int64_t  typ18;
   typedef int64_t  typ19;
   #define COLS 7
-  typedef rose::StaticTuple<COLS,typ0,typ1,typ2,typ3,typ4,typ5,typ6,typ7
-    /*,typ6,typ7,typ8,typ9,typ10,typ11,typ12,typ13,typ14,typ15,typ16,typ17,
-      typ18,typ19*/ > tup;
+  typedef rose::StaticTuple<COLS,typ0,typ1,typ2,typ3,typ4,typ5,/*,typ6,typ7 */
+    typ6,typ7,typ8,typ9,typ10,typ11,typ12,typ13,typ14,typ15,typ16,typ17,
+      typ18,typ19> tup;
   using rose::For;
   using rose::Rle;
   using rose::Nop;
   int ret;
   // multicolumn is deprecated; want static dispatch!
-  
+  /*  
   rose::plugin_id_t * plugins = (rose::plugin_id_t*)malloc(COLS * sizeof(rose::plugin_id_t));
 
   // todo try Rle / For
@@ -97,7 +97,7 @@ int main(int argc, char **argv) {
 
   ret = rose::main
   <rose::DynamicMultiColumnTypePageLayout<rose::Multicolumn<tup> > >(argc,argv);
-
+  */
   /*  return rose::main
     <rose::MultiColumnTypePageLayout
     <COLS,
@@ -112,19 +112,19 @@ int main(int argc, char **argv) {
     (argc,argv);
   */
   
-  /*  rose::StaticMultiColumnTypePageLayout
+  rose::StaticMultiColumnTypePageLayout
     <COLS,
     rose::StaticMulticolumn<COLS,tup,
     Rle<typ0>,Rle<typ1>,
-    Rle<typ2>,Rle<typ3>,
-    For<typ4>,Rle<typ5>,
-    Nop<typ6>,For<typ7>,
-    Rle<typ8>,Rle<typ9>,
-    Rle<typ10>,Rle<typ11>,
-    Rle<typ12>,Rle<typ13>,
-    For<typ14>,Rle<typ15>,
-    Nop<typ16>,For<typ17>,
-    Rle<typ18>,Rle<typ19>
+    Nop<typ2>,Nop<typ3>,
+    Nop<typ4>,Nop<typ5>,
+    Rle<typ6>,Nop<typ7>,
+    Nop<typ8>,Nop<typ9>,
+    Nop<typ10>,Nop<typ11>,
+    Nop<typ12>,Nop<typ13>,
+    Nop<typ14>,Nop<typ15>,
+    Nop<typ16>,Nop<typ17>,
+    Nop<typ18>,Nop<typ19>
     >
     >::initPageLayout();
 
@@ -133,19 +133,19 @@ int main(int argc, char **argv) {
     <COLS,
     rose::StaticMulticolumn<COLS,tup,
     Rle<typ0>,Rle<typ1>,
-    Rle<typ2>,Rle<typ3>,
-    For<typ4>,Rle<typ5>,
-    Nop<typ6>,For<typ7>,
-    Rle<typ8>,Rle<typ9>,
-    Rle<typ10>,Rle<typ11>,
-    Rle<typ12>,Rle<typ13>,
-    For<typ14>,Rle<typ15>,
-    Nop<typ16>,For<typ17>,
-    Rle<typ18>,Rle<typ19>
+    Nop<typ2>,Nop<typ3>,
+    Nop<typ4>,Nop<typ5>,
+    Rle<typ6>,Nop<typ7>,
+    Nop<typ8>,Nop<typ9>,
+    Nop<typ10>,Nop<typ11>,
+    Nop<typ12>,Nop<typ13>,
+    Nop<typ14>,Nop<typ15>,
+    Nop<typ16>,Nop<typ17>,
+    Nop<typ18>,Nop<typ19>
     >
     >
     >
-    (argc,argv);*/
+    (argc,argv);
   /*
   rose::StaticMultiColumnTypePageLayout
     <COLS,
diff --git a/benchmarks/roseTableTpcCH.h b/benchmarks/roseTableTpcCH.h
index 956a290..06245dd 100644
--- a/benchmarks/roseTableTpcCH.h
+++ b/benchmarks/roseTableTpcCH.h
@@ -79,8 +79,9 @@ namespace rose {
     //    int column[] = { 0 , 1, 2, 3, 4, 5, 6, 7, 8, 9 };
     //               0   1  2  3   4  5  6  7  8   9 
 //    int column[] = { 3 , 4, 1, 11, 0, 5, 6, 9, 10, 14 };
-    const int column[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
 
+//    const int column[] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
+    const int column[] = {2, 7, 5, 6, 0, 3, 10};
 
     static long COUNT = INSERTS / 100;
     long int count = COUNT;
@@ -467,7 +468,10 @@ namespace rose {
 	    (*(epoch_t*)scratch.get(XID_COL)) = this_xid * 2;  // will be *2 + 1 for deletes
 	    //	  abort();
 	    TlsmTableInsert(h,scratch);
-	    if(needupdate) { TlsmTableUpdateTimestamp(h,(this_xid-1) * 2); }
+	    if(needupdate) {
+	      TlsmTableUpdateTimestamp(h,(this_xid-1) * 2);
+	      count--;
+	    }
 
 	  } else if(!strcmp(mode, "delete")) {
 	    (*(epoch_t*)scratch.get(XID_COL)) = this_xid * 2 + 1;  // + 1 => delete
@@ -483,9 +487,9 @@ namespace rose {
 	    typename PAGELAYOUT::FMT::TUP scratch2;
 	    // XXX never finds tuples; gets to correct page, then
 	    // fails because it doesn't know the xid, so no tuples match.
-	    TlsmTableFind(xid,h,scratch, scratch2);
+	    //	    TlsmTableFindC0(xid,h,scratch, scratch2);
 	  }
-	  count --;
+	  //count --;
 	  if(!count) {
 	    count = COUNT;
 	    gettimeofday(&now_tv,0);
@@ -501,8 +505,8 @@ namespace rose {
 		   (((double)PAGELAYOUT::FMT::TUP::sizeofBytes())*(double)count/1000000.0)/(now-last_start)
 		   );
 	    last_start = now;
-	    int count = TlsmTableCount(xid,h);
-	    printf("counted %d tuples\n", count);
+	    //int count = TlsmTableCount(xid,h);
+	    //printf("counted %d tuples\n", count);
 	  }
 	}
       }
diff --git a/src/stasis/operations/lsmTable.h b/src/stasis/operations/lsmTable.h
index d45590d..5e9578d 100644
--- a/src/stasis/operations/lsmTable.h
+++ b/src/stasis/operations/lsmTable.h
@@ -818,6 +818,25 @@ namespace rose {
     return ret;
   }
 
+  template<class PAGELAYOUT>
+    const typename PAGELAYOUT::FMT::TUP *
+    TlsmTableFindC0(int xid, lsmTableHandle<PAGELAYOUT> *h,
+		  typename PAGELAYOUT::FMT::TUP &val,
+		  typename PAGELAYOUT::FMT::TUP &scratch) {
+
+    pthread_mutex_lock(h->mut);
+    typename std::set
+      <typename PAGELAYOUT::FMT::TUP,
+       typename PAGELAYOUT::FMT::TUP::stl_cmp>::iterator i =
+      h->scratch_handle->find(val);
+    if(i != h->scratch_handle->end()) {
+      scratch = *i;
+      pthread_mutex_unlock(h->mut);
+      return &scratch;
+    }
+    pthread_mutex_unlock(h->mut);
+    return 0;
+  }
   template<class PAGELAYOUT>
     const typename PAGELAYOUT::FMT::TUP *
     TlsmTableFind(int xid, lsmTableHandle<PAGELAYOUT> *h,