v2

type MetaV2 struct {
	// Key is the primary key of a line record, format like k8s obj key in etcd:
	// /Group/Version/Resources/Namespace/Name
	//0/1   /2 /3   /4           /5
	// /core/v1/pods/{namespaces}/{name}									normal obj
	// /core/v1/pods/{namespaces} 											List obj
	// /extensions/v1beta1/ingresses/{namespaces}/{name}				 	normal obj
	// /storage.k8s.io/v1beta1/csidrivers/null/{name} 					 	cluster scope obj
	Key string `orm:"column(key); size(256); pk"`
	// GroupVersionResource are set buy gvr.String() like "/v1, Resource=endpoints"
	GroupVersionResource string `orm:"column(groupversionresource); size(256);"`
	// Namespace is the namespace of an api object, and set as metadata.namespace
	Namespace string `orm:"column(namespace); size(256)"`
	// Name is the name of api object, and set as metadata.name
	Name string `orm:"column(name); size(256)"`
	// ResourceVersion is the resource version of the obj, and set as metadata.resourceVersion
	ResourceVersion uint64 `orm:"column(resourceversion); size(256)"`
	// Value is the api object in json format
	// TODO: change to []byte
	Value string `orm:"column(value); null; type(text)"`
}