Пример #1
0
// ClearData removes all persisted items stored in the cache.
func (sc *AbortCache) ClearData(e engine.Engine) error {
	b := e.NewBatch()
	defer b.Close()
	_, err := engine.ClearRange(b, engine.MakeMVCCMetadataKey(sc.min()), engine.MakeMVCCMetadataKey(sc.max()))
	if err != nil {
		return err
	}
	return b.Commit()
}
Пример #2
0
// ClearData removes all persisted items stored in the cache.
func (sc *AbortCache) ClearData(e engine.Engine) error {
	_, err := engine.ClearRange(e, engine.MakeMVCCMetadataKey(sc.min()), engine.MakeMVCCMetadataKey(sc.max()))
	return err
}
Пример #3
0
// ClearData removes all items stored in the persistent cache. It does not alter
// the inflight map.
func (rc *ResponseCache) ClearData(e engine.Engine) error {
	p := keys.ResponseCacheKey(rc.rangeID, nil) // prefix for all response cache entries with this  range ID
	end := p.PrefixEnd()
	_, err := engine.ClearRange(e, engine.MVCCEncodeKey(p), engine.MVCCEncodeKey(end))
	return err
}
Пример #4
0
// ClearData removes all persisted items stored in the cache.
func (sc *SequenceCache) ClearData(e engine.Engine) error {
	_, err := engine.ClearRange(e, engine.MakeMVCCMetadataKey(sc.min), engine.MakeMVCCMetadataKey(sc.max))
	return err
}
Пример #5
0
// ClearData removes all items stored in the persistent cache.
func (rc *ResponseCache) ClearData(e engine.Engine) error {
	from := keys.ResponseCacheKey(rc.rangeID, roachpb.KeyMin)
	to := keys.ResponseCacheKey(rc.rangeID, roachpb.KeyMax)
	_, err := engine.ClearRange(e, engine.MVCCEncodeKey(from), engine.MVCCEncodeKey(to))
	return err
}