Beispiel #1
0
func (s *session) flushMemdb(rec *sessionRecord, mdb *memdb.DB, level int) (level_ int, err error) {
	// Create sorted table.
	iter := mdb.NewIterator(nil)
	defer iter.Release()
	t, n, err := s.tops.createFrom(iter)
	if err != nil {
		return level, err
	}

	// Pick level and add to record.
	if level < 0 {
		level = s.pickMemdbLevel(t.imin.ukey(), t.imax.ukey())
	}
	rec.addTableFile(level, t)

	s.logf("memdb@flush created L%d@%d N·%d S·%s %q:%q", level, t.file.Num(), n, shortenb(int(t.size)), t.imin, t.imax)
	return level, nil
}
Beispiel #2
0
func (b *Batch) revertMemReplay(to *memdb.DB) error {
	return b.decodeRec(func(i int, kt kType, key, value []byte) {
		ikey := newIkey(key, b.seq+uint64(i), kt)
		to.Delete(ikey)
	})
}