GetProperty()

方法及相关类：

GetProperty(schemaName string, 
			propertyName string, 
            dbType ultipa.DBType, 
            config *configuration.RequestConfig
) (property *structs.Property, err error)

示例：获取 test 图集的点属性 @client.level 和边属性 @transfer.amount

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	nodeProp, _ := conn.GetProperty("client", "level", ultipa.DBType_DBNODE, requestConfig)
	fmt.Println(nodeProp)
	edgeProp, _ := conn.GetProperty("transfer", "amount", ultipa.DBType_DBEDGE, requestConfig)
	fmt.Println(edgeProp)

GetNodeProperty() | GetEdgeProperty()

方法及相关类：

GetNodeProperty(schemaName string, 
				propertyName string, 
                config *configuration.RequestConfig
) (property *structs.Property, err error)

GetEdgeProperty(schemaName string, 
				propertyName string, 
                config *configuration.RequestConfig
) (property *structs.Property, err error)

示例：获取 test 图集的点属性 @client.level 和边属性 @transfer.amount

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	nodeProp, _ := conn.GetNodeProperty("client", "level", requestConfig)
	fmt.Println(nodeProp)
	edgeProp, _ := conn.GetEdgeProperty("transfer", "amount", requestConfig)
	fmt.Println(edgeProp)

CreateProperty()

方法及相关类：

CreateProperty(schemaName string, 
			   dbType ultipa.DBType, 
               prop *structs.Property, 
               conf *configuration.RequestConfig
) (resp *http.UQLResponse, err error)

Property struct {
	Name   string
	Desc   string
	Lte    bool
	Schema string
	Type   ultipa.PropertyType
}

示例：为图集 test 创建边属性 @transfer.amount，类型为浮点型，设置描述为 transaction amount

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	property := &structs.Property{
		Name: "amount",
		Desc: "transaction amount",
		Type: ultipa.PropertyType_FLOAT,
	}

	resp, _ := conn.CreateProperty("transfer", ultipa.DBType_DBEDGE, property, requestConfig)
	log.Println(resp)
}

CreateNodeProperty() | CreateEdgeProperty()

方法及相关类：

CreateNodeProperty(schemaName string, 
				   prop *structs.Property, 
                   conf *configuration.RequestConfig
) (resp *http.UQLResponse, err error)

CreateEdgeProperty(schemaName string, 
				   prop *structs.Property, 
                   conf *configuration.RequestConfig
) (resp *http.UQLResponse, err error)

Property struct {
	Name   string
	Desc   string
	Lte    bool
	Schema string
	Type   ultipa.PropertyType
}

示例：为图集 test 创建边属性 @transfer.amount，类型为浮点型，设置描述为 transaction amount

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	property := &structs.Property{
		Name: "amount",
		Desc: "transaction amount",
		Type: ultipa.PropertyType_FLOAT,
	}

	resp, _ := conn.CreateEdgeProperty("transfer", property, requestConfig)
	log.Println(resp)
}

CreatePropertyIfNotExist()

方法及相关类：

CreatePropertyIfNotExist(schemaName string, 
						 dbType ultipa.DBType, 
                         prop *structs.Property, 
                         config *configuration.RequestConfig
) (exist bool, err error)

Property struct {
	Name   string
	Desc   string
	Lte    bool
	Schema string
	Type   ultipa.PropertyType
}

示例：创建属性时，如果该属性已存在则返回 true，否则返回 false 并创建

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	property := &structs.Property{
		Name: "amount",
		Desc: "transaction amount",
		Type: ultipa.PropertyType_FLOAT,
	}
  
	isExist, _ := conn.CreatePropertyIfNotExist("transfer", ultipa.DBType_DBEDGE, property, requestConfig)
	log.Println(isExist)
}

AlterNodeProperty() | AlterEdgeProperty()

方法及相关类：

AlterNodeProperty(propertyName string, 
				  prop *structs.Property, 
                  config *configuration.RequestConfig
) (resp *http.UQLResponse, err error)

AlterEdgeProperty(propertyName string, 
				  prop *structs.Property, 
                  config *configuration.RequestConfig
) (resp *http.UQLResponse, err error)

Property struct {
	Name   string
	Desc   string
	Lte    bool
	Schema string
	Type   ultipa.PropertyType
}

示例：对图集 test 的点属性 @client.level 以及边属性 @transfer.type 做适当修改

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	nodeProp := &structs.Property{
		Name: "grade",
		Desc: "client grade",
	}
	resp1, _ := conn.AlterNodeProperty("@client.level", nodeProp, requestConfig)
	log.Println(resp1)

	edgeProp := &structs.Property{
		Name: "category",
		Desc: "transfer category",
	}
	resp2, _ := conn.AlterEdgeProperty("@transfer.type", edgeProp, requestConfig)
	log.Println(resp2)  
}

DropNodeProperty() | DropEdgeProperty()

方法及相关类：

DropNodeProperty(propertyName string, config *configuration.RequestConfig) (resp *http.UQLResponse, err error)

DropEdgeProperty(propertyName string, config *configuration.RequestConfig) (resp *http.UQLResponse, err error)

示例：删除图集 test 的点属性 @client.grade 以及边属性 @transfer.category

func TestMisc(t *testing.T) {
    // 创建名为 conn 的连接并使用 default 图集，此部分代码省略

  	requestConfig := &configuration.RequestConfig{
		GraphName: "test",
	}
  
	resp1, _ := conn.DropNodeProperty("@client.grade", requestConfig)
	log.Println(resp1)

	resp2, _ := conn.DropEdgeProperty("@transfer.category", requestConfig)
	log.Println(resp2)
}