1514   DB* db = NULL;  in TEST()  local
1517   Status s = DB::Open(opts, dbname, &db);  in TEST()
1519   ASSERT_TRUE(db == NULL);  in TEST()
1523   s = DB::Open(opts, dbname, &db);  in TEST()
1525   ASSERT_TRUE(db != NULL);  in TEST()
1527   delete db;  in TEST()
1528   db = NULL;  in TEST()
1533   s = DB::Open(opts, dbname, &db);  in TEST()
1535   ASSERT_TRUE(db == NULL);  in TEST()
1540   s = DB::Open(opts, dbname, &db);  in TEST()
1542   ASSERT_TRUE(db != NULL);  in TEST()
1544   delete db;  in TEST()
1545   db = NULL;  in TEST()
1780   DB* db = t->state->test->db_;  in MTThreadBody()  local
1798       ASSERT_OK(db->Put(WriteOptions(), Slice(keybuf), Slice(valbuf)));  in MTThreadBody()
1801       Status s = db->Get(ReadOptions(), Slice(keybuf), &value);  in MTThreadBody()
1971                              DB* db,  in CompareIterators()  argument
1978   Iterator* dbiter = db->NewIterator(options);  in CompareIterators()
2098   DB* db = NULL;  in BM_LogAndApply()  local
2101   Status s = DB::Open(opts, dbname, &db);  in BM_LogAndApply()
2103   ASSERT_TRUE(db != NULL);  in BM_LogAndApply()
2105   delete db;  in BM_LogAndApply()
2106   db = NULL;  in BM_LogAndApply()