Changeset: d1a5a1fff2fa for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=d1a5a1fff2fa
Modified Files:
sql/storage/bat/bat_storage.c
Branch: Jun2016
Log Message:
merged with jul2015
diffs (54 lines):
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
@@ -2081,6 +2081,37 @@ tr_update_dbat(sql_trans *tr, sql_dbat *
return ok;
}
+/* the central and transaction local bats need to be swapped */
+static int
+tr_update_dbat_swap(sql_dbat *tdb, sql_dbat *fdb)
+{
+ /* The fdb holds the central bat, tdb has the proper new rows
+ * Add these (new) rows to the fdb->dbid
+ * and remove the rows from tdb->dbid.
+ * Swap both tdb->dbid/fdb->dbid */
+ int ok = LOG_OK;
+ BAT *db = NULL;
+ size_t cnt;
+
+ if (!fdb)
+ return ok;
+
+ db = temp_descriptor(tdb->dbid);
+ if (BUNlast(db) > db->batInserted) {
+ BAT *odb = temp_descriptor(fdb->dbid);
+
+ cnt = BATcount(odb);
+ append_inserted(odb, db);
+ BATcommit(odb);
+ BATsetcount(db, cnt);
+ bat_destroy(odb);
+ }
+ tdb->dbid = fdb->dbid;
+ fdb->dbid = db->batCacheid;
+ bat_destroy(db);
+ return ok;
+}
+
static int
tr_merge_dbat(sql_trans *tr, sql_dbat *tdb)
{
@@ -2141,6 +2172,12 @@ update_table(sql_trans *tr, sql_table *f
destroy_dbat(tr, b->next);
b->next = NULL;
}
+ if (store_nr_active > 1 && tr->parent == gtrans) {
+ b = tt->data;
+ /* The central (as known to the logger) and
+ * transaction local bats need to be swapped */
+ tr_update_dbat_swap(tt->data, b->next);
+ }
} else if (tt->data && ft->base.allocated) {
tr_update_dbat(tr, tt->data, ft->data, ft->cleared);
} else if (store_nr_active == 1 && !ft->base.allocated) {
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