Method Add

merge.go:149–153

Add records a value in Badger which will eventually be merged by a background routine into the values that were recorded by previous invocations to Add().

(val []byte)

// Add records a value in Badger which will eventually be merged by a background
// routine into the values that were recorded by previous invocations to Add().
func (op *MergeOperator) Add(val []byte) error {
	return op.db.Update(func(txn *Txn) error {
		return txn.SetEntry(NewEntry(op.key, val).withMergeBit())
	})
}

// Get returns the latest value for the merge operator, which is derived by
// applying the merge function to all the values added so far.