Changeset: d86ceece3d6e for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=d86ceece3d6e
Modified Files:
monetdb5/modules/mal/tablet.c
sql/storage/bat/bat_storage.c
Branch: Feb2013
Log Message:
larger snapshot size and do not save bats in tablet. Both needed to improve the
copy into performance.
diffs (26 lines):
diff --git a/monetdb5/modules/mal/tablet.c b/monetdb5/modules/mal/tablet.c
--- a/monetdb5/modules/mal/tablet.c
+++ b/monetdb5/modules/mal/tablet.c
@@ -1214,10 +1214,6 @@ SQLworker(void *arg)
if (task->next < 0) {
MT_sema_up(&task->reply, "SQLworker");
- /* stage three, save all BATs to disk before quiting */
- for (i = 0; i < task->as->nr_attrs; i++)
- if ( task->fields[0][i] && task->cols[i]>0)
- BATsave(task->as->format[task->cols[i]-1].c[0]);
#ifdef _DEBUG_TABLET_
mnstr_printf(GDKout, "SQLworker terminated\n");
#endif
diff --git a/sql/storage/bat/bat_storage.c b/sql/storage/bat/bat_storage.c
--- a/sql/storage/bat/bat_storage.c
+++ b/sql/storage/bat/bat_storage.c
@@ -23,7 +23,7 @@
#include <sql_string.h>
#include <algebra.h>
-#define SNAPSHOT_MINSIZE ((BUN) 1024)
+#define SNAPSHOT_MINSIZE ((BUN) 1024*128)
BAT *
delta_bind_del(sql_dbat *bat, int access)
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