// InternalMerge is used to merge a value into an existing key. Merge is an
// efficient accumulation operation which is exposed by RocksDB, used by
// Cockroach for the efficient accumulation of certain values. Due to the
// difficulty of making these operations transactional, merges are not currently
// exposed directly to clients. Merged values are explicitly not MVCC data.
func (r *Range) InternalMerge(batch engine.Engine, ms *engine.MVCCStats, args *proto.InternalMergeRequest, reply *proto.InternalMergeResponse) {
err := engine.MVCCMerge(batch, ms, args.Key, args.Value)
reply.SetGoError(err)
}
// InternalMerge is used to merge a value into an existing key. Merge is an
// efficient accumulation operation which is exposed by RocksDB, used by
// Cockroach for the efficient accumulation of certain values. Due to the
// difficulty of making these operations transactional, merges are not currently
// exposed directly to clients. Merged values are explicitly not MVCC data.
func (r *Range) InternalMerge(batch engine.Engine, ms *engine.MVCCStats, args proto.InternalMergeRequest) (proto.InternalMergeResponse, error) {
var reply proto.InternalMergeResponse
return reply, engine.MVCCMerge(batch, ms, args.Key, args.Value)
}