diff --git a/database/gdb/gdb.go b/database/gdb/gdb.go
index 85c971fc8..41846facd 100644
--- a/database/gdb/gdb.go
+++ b/database/gdb/gdb.go
@@ -289,7 +289,7 @@ func Register(name string, driver Driver) error {
 
 // New creates and returns an ORM object with global configurations.
 // The parameter <name> specifies the configuration group name,
-// which is DEFAULT_GROUP_NAME in default.
+// which is DefaultGroupName in default.
 func New(group ...string) (db DB, err error) {
 	groupName := configs.group
 	if len(group) > 0 && group[0] != "" {
@@ -330,7 +330,7 @@ func New(group ...string) (db DB, err error) {
 
 // Instance returns an instance for DB operations.
 // The parameter <name> specifies the configuration group name,
-// which is DEFAULT_GROUP_NAME in default.
+// which is DefaultGroupName in default.
 func Instance(name ...string) (db DB, err error) {
 	group := configs.group
 	if len(name) > 0 && name[0] != "" {
diff --git a/database/gdb/gdb_core_config.go b/database/gdb/gdb_core_config.go
index ca852670d..85a9ee888 100644
--- a/database/gdb/gdb_core_config.go
+++ b/database/gdb/gdb_core_config.go
@@ -16,7 +16,8 @@ import (
 )
 
 const (
-	DEFAULT_GROUP_NAME = "default" // Default group name.
+	DEFAULT_GROUP_NAME = "default" // Deprecated, use DefaultGroupName instead.
+	DefaultGroupName   = "default" // Default group name.
 )
 
 // Config is the configuration management object.
@@ -58,7 +59,7 @@ var configs struct {
 
 func init() {
 	configs.config = make(Config)
-	configs.group = DEFAULT_GROUP_NAME
+	configs.group = DefaultGroupName
 }
 
 // SetConfig sets the global configuration for package.
@@ -88,12 +89,12 @@ func AddConfigNode(group string, node ConfigNode) {
 
 // AddDefaultConfigNode adds one node configuration to configuration of default group.
 func AddDefaultConfigNode(node ConfigNode) {
-	AddConfigNode(DEFAULT_GROUP_NAME, node)
+	AddConfigNode(DefaultGroupName, node)
 }
 
 // AddDefaultConfigGroup adds multiple node configurations to configuration of default group.
 func AddDefaultConfigGroup(nodes ConfigGroup) {
-	SetConfigGroup(DEFAULT_GROUP_NAME, nodes)
+	SetConfigGroup(DefaultGroupName, nodes)
 }
 
 // GetConfig retrieves and returns the configuration of given group.
diff --git a/database/gdb/gdb_z_init_test.go b/database/gdb/gdb_z_init_test.go
index 50d805360..681be6bb3 100644
--- a/database/gdb/gdb_z_init_test.go
+++ b/database/gdb/gdb_z_init_test.go
@@ -57,7 +57,7 @@ func init() {
 	nodePrefix.Prefix = PREFIX1
 	gdb.AddConfigNode("test", configNode)
 	gdb.AddConfigNode("prefix", nodePrefix)
-	gdb.AddConfigNode(gdb.DEFAULT_GROUP_NAME, configNode)
+	gdb.AddConfigNode(gdb.DefaultGroupName, configNode)
 	// Default db.
 	if r, err := gdb.New(); err != nil {
 		gtest.Error(err)
diff --git a/database/gdb/gdb_z_mysql_internal_test.go b/database/gdb/gdb_z_mysql_internal_test.go
index 11173ace1..af07624ae 100644
--- a/database/gdb/gdb_z_mysql_internal_test.go
+++ b/database/gdb/gdb_z_mysql_internal_test.go
@@ -47,7 +47,7 @@ func init() {
 		MaxOpenConnCount: 10,
 		MaxConnLifetime:  600,
 	}
-	AddConfigNode(DEFAULT_GROUP_NAME, configNode)
+	AddConfigNode(DefaultGroupName, configNode)
 	// Default db.
 	if r, err := New(); err != nil {
 		gtest.Error(err)
diff --git a/database/gredis/gredis_config.go b/database/gredis/gredis_config.go
index c8c2b9b01..0902c8362 100644
--- a/database/gredis/gredis_config.go
+++ b/database/gredis/gredis_config.go
@@ -19,8 +19,8 @@ import (
 )
 
 const (
-	DEFAULT_GROUP_NAME = "default" // Default configuration group name.
-	DEFAULT_REDIS_PORT = 6379      // Default redis port configuration if not passed.
+	DefaultGroupName = "default" // Default configuration group name.
+	DefaultRedisPort = 6379      // Default redis port configuration if not passed.
 )
 
 var (
@@ -31,7 +31,7 @@ var (
 // SetConfig sets the global configuration for specified group.
 // If <name> is not passed, it sets configuration for the default group name.
 func SetConfig(config Config, name ...string) {
-	group := DEFAULT_GROUP_NAME
+	group := DefaultGroupName
 	if len(name) > 0 {
 		group = name[0]
 	}
@@ -44,7 +44,7 @@ func SetConfig(config Config, name ...string) {
 // SetConfigByStr sets the global configuration for specified group with string.
 // If <name> is not passed, it sets configuration for the default group name.
 func SetConfigByStr(str string, name ...string) error {
-	group := DEFAULT_GROUP_NAME
+	group := DefaultGroupName
 	if len(name) > 0 {
 		group = name[0]
 	}
@@ -60,7 +60,7 @@ func SetConfigByStr(str string, name ...string) error {
 // GetConfig returns the global configuration with specified group name.
 // If <name> is not passed, it returns configuration of the default group name.
 func GetConfig(name ...string) (config Config, ok bool) {
-	group := DEFAULT_GROUP_NAME
+	group := DefaultGroupName
 	if len(name) > 0 {
 		group = name[0]
 	}
@@ -73,7 +73,7 @@ func GetConfig(name ...string) (config Config, ok bool) {
 // RemoveConfig removes the global configuration with specified group.
 // If <name> is not passed, it removes configuration of the default group name.
 func RemoveConfig(name ...string) {
-	group := DEFAULT_GROUP_NAME
+	group := DefaultGroupName
 	if len(name) > 0 {
 		group = name[0]
 	}
@@ -96,7 +96,7 @@ func ConfigFromStr(str string) (config Config, err error) {
 			Pass: array[4],
 		}
 		if config.Port == 0 {
-			config.Port = DEFAULT_REDIS_PORT
+			config.Port = DefaultRedisPort
 		}
 		if v, ok := parse["maxIdle"]; ok {
 			config.MaxIdle = gconv.Int(v)
@@ -127,7 +127,7 @@ func ConfigFromStr(str string) (config Config, err error) {
 			Pass: array[4],
 		}
 		if config.Port == 0 {
-			config.Port = DEFAULT_REDIS_PORT
+			config.Port = DefaultRedisPort
 		}
 	} else {
 		err = gerror.Newf(`invalid redis configuration: "%s"`, str)
diff --git a/database/gredis/gredis_instance.go b/database/gredis/gredis_instance.go
index a7c13e87d..34124dd21 100644
--- a/database/gredis/gredis_instance.go
+++ b/database/gredis/gredis_instance.go
@@ -17,7 +17,7 @@ var (
 // The <name> param is unnecessary, if <name> is not passed,
 // it returns a redis instance with default configuration group.
 func Instance(name ...string) *Redis {
-	group := DEFAULT_GROUP_NAME
+	group := DefaultGroupName
 	if len(name) > 0 && name[0] != "" {
 		group = name[0]
 	}
diff --git a/frame/gins/gins_database.go b/frame/gins/gins_database.go
index 1339355e3..bcedabf7f 100644
--- a/frame/gins/gins_database.go
+++ b/frame/gins/gins_database.go
@@ -18,18 +18,18 @@ import (
 )
 
 const (
-	gFRAME_CORE_COMPONENT_NAME_DATABASE = "gf.core.component.database"
-	gDATABASE_NODE_NAME                 = "database"
+	frameCoreComponentNameDatabase = "gf.core.component.database"
+	configNodeNameDatabase         = "database"
 )
 
 // Database returns an instance of database ORM object
 // with specified configuration group name.
 func Database(name ...string) gdb.DB {
-	group := gdb.DEFAULT_GROUP_NAME
+	group := gdb.DefaultGroupName
 	if len(name) > 0 && name[0] != "" {
 		group = name[0]
 	}
-	instanceKey := fmt.Sprintf("%s.%s", gFRAME_CORE_COMPONENT_NAME_DATABASE, group)
+	instanceKey := fmt.Sprintf("%s.%s", frameCoreComponentNameDatabase, group)
 	db := instances.GetOrSetFuncLock(instanceKey, func() interface{} {
 		var (
 			configMap     map[string]interface{}
@@ -37,14 +37,17 @@ func Database(name ...string) gdb.DB {
 		)
 		// It firstly searches the configuration of the instance name.
 		if Config().Available() {
-			configNodeKey, _ = gutil.MapPossibleItemByKey(Config().GetMap("."), gDATABASE_NODE_NAME)
+			configNodeKey, _ = gutil.MapPossibleItemByKey(
+				Config().GetMap("."),
+				configNodeNameDatabase,
+			)
 			if configNodeKey == "" {
-				configNodeKey = gDATABASE_NODE_NAME
+				configNodeKey = configNodeNameDatabase
 			}
 			configMap = Config().GetMap(configNodeKey)
 		}
 		if len(configMap) == 0 && !gdb.IsConfigured() {
-			panic(fmt.Sprintf(`database init failed: "%s" node not found, is config file or configuration missing?`, gDATABASE_NODE_NAME))
+			panic(fmt.Sprintf(`database init failed: "%s" node not found, is config file or configuration missing?`, configNodeNameDatabase))
 		}
 		if len(configMap) == 0 {
 			configMap = make(map[string]interface{})
@@ -84,11 +87,11 @@ func Database(name ...string) gdb.DB {
 
 			if len(cg) > 0 {
 				if gdb.GetConfig(group) == nil {
-					intlog.Printf("add configuration for group: %s, %#v", gdb.DEFAULT_GROUP_NAME, cg)
-					gdb.SetConfigGroup(gdb.DEFAULT_GROUP_NAME, cg)
+					intlog.Printf("add configuration for group: %s, %#v", gdb.DefaultGroupName, cg)
+					gdb.SetConfigGroup(gdb.DefaultGroupName, cg)
 				} else {
-					intlog.Printf("ignore configuration as it already exists for group: %s, %#v", gdb.DEFAULT_GROUP_NAME, cg)
-					intlog.Printf("%s, %#v", gdb.DEFAULT_GROUP_NAME, cg)
+					intlog.Printf("ignore configuration as it already exists for group: %s, %#v", gdb.DefaultGroupName, cg)
+					intlog.Printf("%s, %#v", gdb.DefaultGroupName, cg)
 				}
 			}
 		}
diff --git a/frame/gins/gins_redis.go b/frame/gins/gins_redis.go
index 7c1579e3f..3c1ef55a8 100644
--- a/frame/gins/gins_redis.go
+++ b/frame/gins/gins_redis.go
@@ -21,7 +21,7 @@ const (
 // Redis returns an instance of redis client with specified configuration group name.
 func Redis(name ...string) *gredis.Redis {
 	config := Config()
-	group := gredis.DEFAULT_GROUP_NAME
+	group := gredis.DefaultGroupName
 	if len(name) > 0 && name[0] != "" {
 		group = name[0]
 	}