diff --git a/db/model/proxy.go b/db/model/proxy.go
new file mode 100644
index 0000000..41255e5
--- /dev/null
+++ b/db/model/proxy.go
@@ -0,0 +1,94 @@
+package model
+
+import (
+	"context"
+	"fmt"
+	"strings"
+)
+
+type Proxy struct {
+	Root      *Root
+	Node      *Node
+	Path      string
+	Exclusive bool
+	Callbacks []interface{}
+}
+
+func NewProxy(root *Root, node *Node, path string, exclusive bool) *Proxy {
+	p := &Proxy{
+		Root:      root,
+		Node:      node,
+		Exclusive: exclusive,
+		Path:      path,
+		Callbacks: []interface{}{},
+	}
+	return p
+}
+
+func (p *Proxy) Get(path string, depth int, deep bool, txid string) interface{} {
+	return p.Node.Get(path, "", depth, deep, txid)
+}
+
+func (p *Proxy) Update(path string, data interface{}, strict bool, txid string) interface{} {
+	if !strings.HasPrefix(path, "/") {
+		fmt.Errorf("invalid path: %s", path)
+		return nil
+	}
+	var fullPath string
+	if path == "/" {
+		fullPath = p.Path
+	} else {
+		fullPath = p.Path + path
+	}
+	return p.Node.Update(fullPath, data, strict, txid, nil)
+}
+
+func (p *Proxy) Add(path string, data interface{}, txid string) interface{} {
+	if !strings.HasPrefix(path, "/") {
+		fmt.Errorf("invalid path: %s", path)
+		return nil
+	}
+	var fullPath string
+	if path == "/" {
+		fullPath = p.Path
+	} else {
+		fullPath = p.Path + path
+	}
+	return p.Node.Add(fullPath, data, txid, nil)
+}
+
+func (p *Proxy) Remove(path string, txid string) interface{} {
+	if !strings.HasPrefix(path, "/") {
+		fmt.Errorf("invalid path: %s", path)
+		return nil
+	}
+	var fullPath string
+	if path == "/" {
+		fullPath = p.Path
+	} else {
+		fullPath = p.Path + path
+	}
+	return p.Node.Remove(fullPath, txid, nil)
+}
+
+func (p *Proxy) openTransaction() *Transaction {
+	txid := p.Root.makeTxBranch()
+	return NewTransaction(p, txid)
+}
+
+func (p *Proxy) commitTransaction(txid string) {
+	p.Root.foldTxBranch(txid)
+}
+
+func (p *Proxy) cancelTransaction(txid string) {
+	p.Root.deleteTxBranch(txid)
+}
+
+func (p *Proxy) RegisterCallback(callbackType CallbackType, callback func(), args ...interface{}) {
+}
+
+func (p *Proxy) UnregisterCallback(callbackType CallbackType, callback func(), args ...interface{}) {
+}
+
+func (p *Proxy) InvokeCallback(callbackType CallbackType, context context.Context, proceedOnError bool) {
+}