diff --git a/LICENSE b/LICENSE
index 0c20e2aaa..953bd19ac 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2017 john@goframe.org https://goframe.org
+Copyright (c) 2017 GoFrame Team https://goframe.org
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/contrib/drivers/clickhouse/clickhouse_open.go b/contrib/drivers/clickhouse/clickhouse_open.go
index 15eaf147b..7cf076d09 100644
--- a/contrib/drivers/clickhouse/clickhouse_open.go
+++ b/contrib/drivers/clickhouse/clickhouse_open.go
@@ -14,43 +14,26 @@ import (
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
-	"github.com/gogf/gf/v2/text/gregex"
 )
 
 // Open creates and returns an underlying sql.DB object for clickhouse.
 func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
-	source := config.Link
+	var source string
 	// clickhouse://username:password@host1:9000,host2:9000/database?dial_timeout=200ms&max_execution_time=60
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		// Custom changing the schema in runtime.
-		if config.Name != "" {
-			source, _ = gregex.ReplaceString(replaceSchemaPattern, "@$1/"+config.Name, config.Link)
-		} else {
-			// If no schema, the link is matched for replacement
-			dbName, _ := gregex.MatchString(replaceSchemaPattern, config.Link)
-			if len(dbName) > 0 {
-				config.Name = dbName[len(dbName)-1]
-			}
-		}
+	if config.Pass != "" {
+		source = fmt.Sprintf(
+			"clickhouse://%s:%s@%s:%s/%s?debug=%t",
+			config.User, url.PathEscape(config.Pass),
+			config.Host, config.Port, config.Name, config.Debug,
+		)
 	} else {
-		if config.Pass != "" {
-			source = fmt.Sprintf(
-				"clickhouse://%s:%s@%s:%s/%s?debug=%t",
-				config.User, url.PathEscape(config.Pass),
-				config.Host, config.Port, config.Name, config.Debug,
-			)
-		} else {
-			source = fmt.Sprintf(
-				"clickhouse://%s@%s:%s/%s?debug=%t",
-				config.User, config.Host, config.Port, config.Name, config.Debug,
-			)
-		}
-		if config.Extra != "" {
-			source = fmt.Sprintf("%s&%s", source, config.Extra)
-		}
+		source = fmt.Sprintf(
+			"clickhouse://%s@%s:%s/%s?debug=%t",
+			config.User, config.Host, config.Port, config.Name, config.Debug,
+		)
+	}
+	if config.Extra != "" {
+		source = fmt.Sprintf("%s&%s", source, config.Extra)
 	}
 	if db, err = sql.Open(driverName, source); err != nil {
 		err = gerror.WrapCodef(
diff --git a/contrib/drivers/clickhouse/clickhouse_z_unit_test.go b/contrib/drivers/clickhouse/clickhouse_z_unit_test.go
index a4eb48487..caf82f77a 100644
--- a/contrib/drivers/clickhouse/clickhouse_z_unit_test.go
+++ b/contrib/drivers/clickhouse/clickhouse_z_unit_test.go
@@ -544,7 +544,7 @@ func TestDriverClickhouse_Open(t *testing.T) {
 	// link
 	// DSM
 	// clickhouse://username:password@host1:9000,host2:9000/database?dial_timeout=200ms&max_execution_time=60
-	link := "clickhouse://default@127.0.0.1:9000,127.0.0.1:9000/default?dial_timeout=200ms&max_execution_time=60"
+	link := "clickhouse:default:@tcp(127.0.0.1:9000)/default?dial_timeout=200ms&max_execution_time=60"
 	db, err := gdb.New(gdb.ConfigNode{
 		Link: link,
 		Type: "clickhouse",
diff --git a/contrib/drivers/mssql/mssql_open.go b/contrib/drivers/mssql/mssql_open.go
index 9555dc855..6e571e4e4 100644
--- a/contrib/drivers/mssql/mssql_open.go
+++ b/contrib/drivers/mssql/mssql_open.go
@@ -13,41 +13,16 @@ import (
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
-	"github.com/gogf/gf/v2/text/gregex"
 	"github.com/gogf/gf/v2/text/gstr"
 )
 
 // Open creates and returns an underlying sql.DB object for mssql.
 func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
-	var (
-		source               string
-		underlyingDriverName = "sqlserver"
-	)
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-		// Custom changing the schema in runtime.
-		if config.Name != "" {
-			source, _ = gregex.ReplaceString(`database=([\w\.\-]+)+`, "database="+config.Name, source)
-		}
-	} else {
-		source = fmt.Sprintf(
-			"user id=%s;password=%s;server=%s;port=%s;database=%s;encrypt=disable",
-			config.User, config.Pass, config.Host, config.Port, config.Name,
-		)
-		if config.Extra != "" {
-			var extraMap map[string]interface{}
-			if extraMap, err = gstr.Parse(config.Extra); err != nil {
-				return nil, err
-			}
-			for k, v := range extraMap {
-				source += fmt.Sprintf(`;%s=%s`, k, v)
-			}
-		}
+	source, err := configNodeToSource(config)
+	if err != nil {
+		return nil, err
 	}
-
+	underlyingDriverName := "sqlserver"
 	if db, err = sql.Open(underlyingDriverName, source); err != nil {
 		err = gerror.WrapCodef(
 			gcode.CodeDbOperationError, err,
@@ -57,3 +32,31 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 	}
 	return
 }
+
+func configNodeToSource(config *gdb.ConfigNode) (string, error) {
+	var source string
+	source = fmt.Sprintf(
+		"user id=%s;password=%s;server=%s;encrypt=disable",
+		config.User, config.Pass, config.Host,
+	)
+	if config.Name != "" {
+		source = fmt.Sprintf("%s;database=%s", source, config.Name)
+	}
+	if config.Port != "" {
+		source = fmt.Sprintf("%s;port=%s", source, config.Port)
+	}
+	if config.Extra != "" {
+		extraMap, err := gstr.Parse(config.Extra)
+		if err != nil {
+			return "", gerror.WrapCodef(
+				gcode.CodeInvalidParameter,
+				err,
+				`invalid extra configuration: %s`, config.Extra,
+			)
+		}
+		for k, v := range extraMap {
+			source += fmt.Sprintf(`;%s=%s`, k, v)
+		}
+	}
+	return source, nil
+}
diff --git a/contrib/drivers/mysql/mysql_open.go b/contrib/drivers/mysql/mysql_open.go
index cd5f74b11..fdf3595cb 100644
--- a/contrib/drivers/mysql/mysql_open.go
+++ b/contrib/drivers/mysql/mysql_open.go
@@ -15,7 +15,6 @@ import (
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
-	"github.com/gogf/gf/v2/text/gregex"
 )
 
 // Open creates and returns an underlying sql.DB object for mysql.
@@ -35,36 +34,27 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 	return
 }
 
+// [username[:password]@][protocol[(address)]]/dbname[?param1=value1&...&paramN=valueN]
 func configNodeToSource(config *gdb.ConfigNode) string {
-	var source string
-	// [username[:password]@][protocol[(address)]]/dbname[?param1=value1&...&paramN=valueN]
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-		// Custom changing the schema in runtime.
-		if config.Name != "" {
-			source, _ = gregex.ReplaceString(`/([\w\.\-]+)+`, "/"+config.Name, source)
-		}
-	} else {
-		var portStr string
-		if config.Port != "" {
-			portStr = ":" + config.Port
-		}
-		source = fmt.Sprintf(
-			"%s:%s@%s(%s%s)/%s?charset=%s",
-			config.User, config.Pass, config.Protocol, config.Host, portStr, config.Name, config.Charset,
-		)
-		if config.Timezone != "" {
-			if strings.Contains(config.Timezone, "/") {
-				config.Timezone = url.QueryEscape(config.Timezone)
-			}
-			source = fmt.Sprintf("%s&loc=%s", source, config.Timezone)
-		}
-		if config.Extra != "" {
-			source = fmt.Sprintf("%s&%s", source, config.Extra)
+	var (
+		source  string
+		portStr string
+	)
+	if config.Port != "" {
+		portStr = ":" + config.Port
+	}
+	source = fmt.Sprintf(
+		"%s:%s@%s(%s%s)/%s?charset=%s",
+		config.User, config.Pass, config.Protocol, config.Host, portStr, config.Name, config.Charset,
+	)
+	if config.Timezone != "" {
+		if strings.Contains(config.Timezone, "/") {
+			config.Timezone = url.QueryEscape(config.Timezone)
 		}
+		source = fmt.Sprintf("%s&loc=%s", source, config.Timezone)
+	}
+	if config.Extra != "" {
+		source = fmt.Sprintf("%s&%s", source, config.Extra)
 	}
 	return source
 }
diff --git a/contrib/drivers/oracle/oracle_open.go b/contrib/drivers/oracle/oracle_open.go
index b720bb9cc..c41505e29 100644
--- a/contrib/drivers/oracle/oracle_open.go
+++ b/contrib/drivers/oracle/oracle_open.go
@@ -15,7 +15,6 @@ import (
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
-	"github.com/gogf/gf/v2/text/gregex"
 	"github.com/gogf/gf/v2/util/gconv"
 )
 
@@ -35,30 +34,19 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 		options["TRACE FILE"] = "oracle_trace.log"
 	}
 	// [username:[password]@]host[:port][/service_name][?param1=value1&...&paramN=valueN]
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-		// Custom changing the schema in runtime.
-		if config.Name != "" {
-			source, _ = gregex.ReplaceString(`@(.+?)/([\w\.\-]+)+`, "@$1/"+config.Name, source)
-		}
-	} else {
-		if config.Extra != "" {
-			// fix #3226
-			list := strings.Split(config.Extra, "&")
-			for _, v := range list {
-				kv := strings.Split(v, "=")
-				if len(kv) == 2 {
-					options[kv[0]] = kv[1]
-				}
+	if config.Extra != "" {
+		// fix #3226
+		list := strings.Split(config.Extra, "&")
+		for _, v := range list {
+			kv := strings.Split(v, "=")
+			if len(kv) == 2 {
+				options[kv[0]] = kv[1]
 			}
 		}
-		source = gora.BuildUrl(
-			config.Host, gconv.Int(config.Port), config.Name, config.User, config.Pass, options,
-		)
 	}
+	source = gora.BuildUrl(
+		config.Host, gconv.Int(config.Port), config.Name, config.User, config.Pass, options,
+	)
 
 	if db, err = sql.Open(underlyingDriverName, source); err != nil {
 		err = gerror.WrapCodef(
diff --git a/contrib/drivers/pgsql/pgsql_open.go b/contrib/drivers/pgsql/pgsql_open.go
index 21d3dce13..87e0e5092 100644
--- a/contrib/drivers/pgsql/pgsql_open.go
+++ b/contrib/drivers/pgsql/pgsql_open.go
@@ -13,54 +13,17 @@ import (
 	"github.com/gogf/gf/v2/database/gdb"
 	"github.com/gogf/gf/v2/errors/gcode"
 	"github.com/gogf/gf/v2/errors/gerror"
-	"github.com/gogf/gf/v2/text/gregex"
 	"github.com/gogf/gf/v2/text/gstr"
 )
 
 // Open creates and returns an underlying sql.DB object for pgsql.
 // https://pkg.go.dev/github.com/lib/pq
 func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
-	var (
-		source               string
-		underlyingDriverName = "postgres"
-	)
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-		// Custom changing the schema in runtime.
-		if config.Name != "" {
-			source, _ = gregex.ReplaceString(`dbname=([\w\.\-]+)+`, "dbname="+config.Name, source)
-		}
-	} else {
-		source = fmt.Sprintf(
-			"user=%s password='%s' host=%s port=%s sslmode=disable",
-			config.User, config.Pass, config.Host, config.Port)
-
-		if config.Name != "" {
-			source = fmt.Sprintf("%s dbname=%s", source, config.Name)
-		}
-
-		if config.Namespace != "" {
-			source = fmt.Sprintf("%s search_path=%s", source, config.Namespace)
-		}
-
-		if config.Timezone != "" {
-			source = fmt.Sprintf("%s timezone=%s", source, config.Timezone)
-		}
-
-		if config.Extra != "" {
-			var extraMap map[string]interface{}
-			if extraMap, err = gstr.Parse(config.Extra); err != nil {
-				return nil, err
-			}
-			for k, v := range extraMap {
-				source += fmt.Sprintf(` %s=%s`, k, v)
-			}
-		}
+	source, err := configNodeToSource(config)
+	if err != nil {
+		return nil, err
 	}
-
+	underlyingDriverName := "postgres"
 	if db, err = sql.Open(underlyingDriverName, source); err != nil {
 		err = gerror.WrapCodef(
 			gcode.CodeDbOperationError, err,
@@ -70,3 +33,37 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 	}
 	return
 }
+
+func configNodeToSource(config *gdb.ConfigNode) (string, error) {
+	var source string
+	source = fmt.Sprintf(
+		"user=%s password='%s' host=%s sslmode=disable",
+		config.User, config.Pass, config.Host,
+	)
+	if config.Port != "" {
+		source = fmt.Sprintf("%s port=%s", source, config.Port)
+	}
+	if config.Name != "" {
+		source = fmt.Sprintf("%s dbname=%s", source, config.Name)
+	}
+	if config.Namespace != "" {
+		source = fmt.Sprintf("%s search_path=%s", source, config.Namespace)
+	}
+	if config.Timezone != "" {
+		source = fmt.Sprintf("%s timezone=%s", source, config.Timezone)
+	}
+	if config.Extra != "" {
+		extraMap, err := gstr.Parse(config.Extra)
+		if err != nil {
+			return "", gerror.WrapCodef(
+				gcode.CodeInvalidParameter,
+				err,
+				`invalid extra configuration: %s`, config.Extra,
+			)
+		}
+		for k, v := range extraMap {
+			source += fmt.Sprintf(` %s=%s`, k, v)
+		}
+	}
+	return source, nil
+}
diff --git a/contrib/drivers/sqlite/sqlite_open.go b/contrib/drivers/sqlite/sqlite_open.go
index 401b4b694..0f084292c 100644
--- a/contrib/drivers/sqlite/sqlite_open.go
+++ b/contrib/drivers/sqlite/sqlite_open.go
@@ -26,19 +26,11 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 		source               string
 		underlyingDriverName = "sqlite"
 	)
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-	} else {
-		source = config.Name
-	}
+	source = config.Name
 	// It searches the source file to locate its absolute path..
 	if absolutePath, _ := gfile.Search(source); absolutePath != "" {
 		source = absolutePath
 	}
-
 	// Multiple PRAGMAs can be specified, e.g.:
 	// path/to/some.db?_pragma=busy_timeout(5000)&_pragma=journal_mode(WAL)
 	if config.Extra != "" {
diff --git a/contrib/drivers/sqlite/sqlite_z_unit_core_test.go b/contrib/drivers/sqlite/sqlite_z_unit_core_test.go
index 1c151472f..cb592db6e 100644
--- a/contrib/drivers/sqlite/sqlite_z_unit_core_test.go
+++ b/contrib/drivers/sqlite/sqlite_z_unit_core_test.go
@@ -27,7 +27,7 @@ func Test_New(t *testing.T) {
 	gtest.C(t, func(t *gtest.T) {
 		node := gdb.ConfigNode{
 			Type:    "sqlite",
-			Link:    gfile.Join(dbDir, "test.db"),
+			Name:    gfile.Join(dbDir, "test.db"),
 			Charset: "utf8",
 		}
 		newDb, err := gdb.New(node)
diff --git a/contrib/drivers/sqlitecgo/sqlitecgo_open.go b/contrib/drivers/sqlitecgo/sqlitecgo_open.go
index 7c014d69d..1e2e4b985 100644
--- a/contrib/drivers/sqlitecgo/sqlitecgo_open.go
+++ b/contrib/drivers/sqlitecgo/sqlitecgo_open.go
@@ -34,14 +34,7 @@ func (d *Driver) Open(config *gdb.ConfigNode) (db *sql.DB, err error) {
 		source               string
 		underlyingDriverName = "sqlite3"
 	)
-	if config.Link != "" {
-		// ============================================================================
-		// Deprecated from v2.2.0.
-		// ============================================================================
-		source = config.Link
-	} else {
-		source = config.Name
-	}
+	source = config.Name
 	// It searches the source file to locate its absolute path..
 	if absolutePath, _ := gfile.Search(source); absolutePath != "" {
 		source = absolutePath
diff --git a/contrib/drivers/sqlitecgo/sqlitecgo_z_unit_core_test.go b/contrib/drivers/sqlitecgo/sqlitecgo_z_unit_core_test.go
index fa2fe2c71..31b0bc460 100644
--- a/contrib/drivers/sqlitecgo/sqlitecgo_z_unit_core_test.go
+++ b/contrib/drivers/sqlitecgo/sqlitecgo_z_unit_core_test.go
@@ -27,7 +27,7 @@ func Test_New(t *testing.T) {
 	gtest.C(t, func(t *gtest.T) {
 		node := gdb.ConfigNode{
 			Type:    "sqlite",
-			Link:    gfile.Join(dbDir, "test.db"),
+			Name:    gfile.Join(dbDir, "test.db"),
 			Charset: "utf8",
 		}
 		newDb, err := gdb.New(node)
diff --git a/database/gdb/gdb.go b/database/gdb/gdb.go
index 18de920a7..da52e7526 100644
--- a/database/gdb/gdb.go
+++ b/database/gdb/gdb.go
@@ -638,8 +638,8 @@ const (
 	ctxKeyCatchSQL            gctx.StrKey = `CtxKeyCatchSQL`
 	ctxKeyInternalProducedSQL gctx.StrKey = `CtxKeyInternalProducedSQL`
 
-	// type:[username[:password]@][protocol[(address)]]/dbname[?param1=value1&...&paramN=valueN]
-	linkPattern = `(\w+):([\w\-\$]*):(.*?)@(\w+?)\((.+?)\)/{0,1}([^\?]*)\?{0,1}(.*)`
+	linkPattern            = `(\w+):([\w\-\$]*):(.*?)@(\w+?)\((.+?)\)/{0,1}([^\?]*)\?{0,1}(.*)`
+	linkPatternDescription = `type:username:password@protocol(host:port)/dbname?param1=value1&...&paramN=valueN`
 )
 
 type ctxTimeoutType int
@@ -843,7 +843,10 @@ func NewByGroup(group ...string) (db DB, err error) {
 // So all db type configurations in the same group should be the same.
 func newDBByConfigNode(node *ConfigNode, group string) (db DB, err error) {
 	if node.Link != "" {
-		node = parseConfigNodeLink(node)
+		node, err = parseConfigNodeLink(node)
+		if err != nil {
+			return
+		}
 	}
 	c := &Core{
 		group:         group,
diff --git a/database/gdb/gdb_core_config.go b/database/gdb/gdb_core_config.go
index fdec90f2e..291ade995 100644
--- a/database/gdb/gdb_core_config.go
+++ b/database/gdb/gdb_core_config.go
@@ -10,6 +10,8 @@ import (
 	"sync"
 	"time"
 
+	"github.com/gogf/gf/v2/errors/gcode"
+	"github.com/gogf/gf/v2/errors/gerror"
 	"github.com/gogf/gf/v2/os/gcache"
 	"github.com/gogf/gf/v2/os/glog"
 	"github.com/gogf/gf/v2/text/gregex"
@@ -73,42 +75,64 @@ func init() {
 
 // SetConfig sets the global configuration for package.
 // It will overwrite the old configuration of package.
-func SetConfig(config Config) {
+func SetConfig(config Config) error {
 	defer instances.Clear()
 	configs.Lock()
 	defer configs.Unlock()
+
 	for k, nodes := range config {
 		for i, node := range nodes {
-			nodes[i] = parseConfigNode(node)
+			parsedNode, err := parseConfigNode(node)
+			if err != nil {
+				return err
+			}
+			nodes[i] = parsedNode
 		}
 		config[k] = nodes
 	}
 	configs.config = config
+	return nil
 }
 
 // SetConfigGroup sets the configuration for given group.
-func SetConfigGroup(group string, nodes ConfigGroup) {
+func SetConfigGroup(group string, nodes ConfigGroup) error {
 	defer instances.Clear()
 	configs.Lock()
 	defer configs.Unlock()
+
 	for i, node := range nodes {
-		nodes[i] = parseConfigNode(node)
+		parsedNode, err := parseConfigNode(node)
+		if err != nil {
+			return err
+		}
+		nodes[i] = parsedNode
 	}
 	configs.config[group] = nodes
+	return nil
 }
 
 // AddConfigNode adds one node configuration to configuration of given group.
-func AddConfigNode(group string, node ConfigNode) {
+func AddConfigNode(group string, node ConfigNode) error {
 	defer instances.Clear()
 	configs.Lock()
 	defer configs.Unlock()
-	configs.config[group] = append(configs.config[group], parseConfigNode(node))
+
+	parsedNode, err := parseConfigNode(node)
+	if err != nil {
+		return err
+	}
+	configs.config[group] = append(configs.config[group], parsedNode)
+	return nil
 }
 
 // parseConfigNode parses `Link` configuration syntax.
-func parseConfigNode(node ConfigNode) ConfigNode {
+func parseConfigNode(node ConfigNode) (ConfigNode, error) {
 	if node.Link != "" {
-		node = *parseConfigNodeLink(&node)
+		parsedLinkNode, err := parseConfigNodeLink(&node)
+		if err != nil {
+			return node, err
+		}
+		node = *parsedLinkNode
 	}
 	if node.Link != "" && node.Type == "" {
 		match, _ := gregex.MatchString(`([a-z]+):(.+)`, node.Link)
@@ -117,17 +141,17 @@ func parseConfigNode(node ConfigNode) ConfigNode {
 			node.Link = gstr.Trim(match[2])
 		}
 	}
-	return node
+	return node, nil
 }
 
 // AddDefaultConfigNode adds one node configuration to configuration of default group.
-func AddDefaultConfigNode(node ConfigNode) {
-	AddConfigNode(DefaultGroupName, node)
+func AddDefaultConfigNode(node ConfigNode) error {
+	return AddConfigNode(DefaultGroupName, node)
 }
 
 // AddDefaultConfigGroup adds multiple node configurations to configuration of default group.
-func AddDefaultConfigGroup(nodes ConfigGroup) {
-	SetConfigGroup(DefaultGroupName, nodes)
+func AddDefaultConfigGroup(nodes ConfigGroup) error {
+	return SetConfigGroup(DefaultGroupName, nodes)
 }
 
 // GetConfig retrieves and returns the configuration of given group.
@@ -266,34 +290,39 @@ func (c *Core) GetSchema() string {
 	return schema
 }
 
-func parseConfigNodeLink(node *ConfigNode) *ConfigNode {
+func parseConfigNodeLink(node *ConfigNode) (*ConfigNode, error) {
 	var match []string
 	if node.Link != "" {
 		match, _ = gregex.MatchString(linkPattern, node.Link)
-		if len(match) > 5 {
-			node.Type = match[1]
-			node.User = match[2]
-			node.Pass = match[3]
-			node.Protocol = match[4]
-			array := gstr.Split(match[5], ":")
-			if node.Protocol == "file" {
-				node.Name = match[5]
-			} else {
-				if len(array) == 2 {
-					// link with port.
-					node.Host = array[0]
-					node.Port = array[1]
-				} else {
-					// link without port.
-					node.Host = array[0]
-				}
-				node.Name = match[6]
-			}
-			if len(match) > 6 && match[7] != "" {
-				node.Extra = match[7]
-			}
-			node.Link = ""
+		if len(match) <= 5 {
+			return nil, gerror.NewCodef(
+				gcode.CodeInvalidParameter,
+				`invalid link configuration: %s, shuold be pattern like: %s`,
+				node.Link, linkPatternDescription,
+			)
 		}
+		node.Type = match[1]
+		node.User = match[2]
+		node.Pass = match[3]
+		node.Protocol = match[4]
+		array := gstr.Split(match[5], ":")
+		if node.Protocol == "file" {
+			node.Name = match[5]
+		} else {
+			if len(array) == 2 {
+				// link with port.
+				node.Host = array[0]
+				node.Port = array[1]
+			} else {
+				// link without port.
+				node.Host = array[0]
+			}
+			node.Name = match[6]
+		}
+		if len(match) > 6 && match[7] != "" {
+			node.Extra = match[7]
+		}
+		node.Link = ""
 	}
 	if node.Extra != "" {
 		if m, _ := gstr.Parse(node.Extra); len(m) > 0 {
@@ -307,5 +336,5 @@ func parseConfigNodeLink(node *ConfigNode) *ConfigNode {
 	if node.Protocol == "" {
 		node.Protocol = defaultProtocol
 	}
-	return node
+	return node, nil
 }
diff --git a/database/gdb/gdb_z_mysql_internal_test.go b/database/gdb/gdb_z_mysql_internal_test.go
index a2428dbee..b2ec6e83b 100644
--- a/database/gdb/gdb_z_mysql_internal_test.go
+++ b/database/gdb/gdb_z_mysql_internal_test.go
@@ -53,7 +53,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)/khaos_oss?loc=Local&parseTime=true&charset=latin`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -68,7 +69,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)/khaos_oss?`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -83,7 +85,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)/khaos_oss`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -99,7 +102,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)/?loc=Local&parseTime=true&charset=latin`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -114,7 +118,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)?loc=Local&parseTime=true&charset=latin`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -129,7 +134,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)/`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -144,7 +150,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@tcp(9.135.69.119:3306)`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -160,7 +167,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `mysql:root:CxzhD*624:27jh@udp(9.135.69.119:3306)`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -175,7 +183,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `sqlite:root:CxzhD*624:27jh@file(/var/data/db.sqlite3)?local=Local&parseTime=true`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `sqlite`)
 		t.Assert(newNode.User, `root`)
 		t.Assert(newNode.Pass, `CxzhD*624:27jh`)
@@ -190,7 +199,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `sqlite::CxzhD*624:2@7jh@file(/var/data/db.sqlite3)`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `sqlite`)
 		t.Assert(newNode.User, ``)
 		t.Assert(newNode.Pass, `CxzhD*624:2@7jh`)
@@ -205,7 +215,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `sqlite::@file(/var/data/db.sqlite3)`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `sqlite`)
 		t.Assert(newNode.User, ``)
 		t.Assert(newNode.Pass, ``)
@@ -221,7 +232,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: `pgsql:BASIC$xxxx:123456@tcp(xxxx.hologres.aliyuncs.com:80)/xxx`,
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `pgsql`)
 		t.Assert(newNode.User, `BASIC$xxxx`)
 		t.Assert(newNode.Pass, `123456`)
@@ -237,7 +249,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: "mysql:user:pwd@tcp(rdsid.mysql.rds.aliyuncs.com)/dbname?charset=utf8&loc=Local",
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `user`)
 		t.Assert(newNode.Pass, `pwd`)
@@ -253,7 +266,8 @@ func Test_parseConfigNodeLink_WithType(t *testing.T) {
 		node := &ConfigNode{
 			Link: "mysql:username:password@unix(/tmp/mysql.sock)/dbname",
 		}
-		newNode := parseConfigNodeLink(node)
+		newNode, err := parseConfigNodeLink(node)
+		t.AssertNil(err)
 		t.Assert(newNode.Type, `mysql`)
 		t.Assert(newNode.User, `username`)
 		t.Assert(newNode.Pass, `password`)
diff --git a/frame/gins/gins_database.go b/frame/gins/gins_database.go
index ece4ed70e..ef8e07aaf 100644
--- a/frame/gins/gins_database.go
+++ b/frame/gins/gins_database.go
@@ -91,7 +91,9 @@ func Database(name ...string) gdb.DB {
 			if len(cg) > 0 {
 				if gdb.GetConfig(group) == nil {
 					intlog.Printf(ctx, "add configuration for group: %s, %#v", g, cg)
-					gdb.SetConfigGroup(g, cg)
+					if err := gdb.SetConfigGroup(g, cg); err != nil {
+						panic(err)
+					}
 				} else {
 					intlog.Printf(ctx, "ignore configuration as it already exists for group: %s, %#v", g, cg)
 					intlog.Printf(ctx, "%s, %#v", g, cg)
@@ -108,7 +110,9 @@ func Database(name ...string) gdb.DB {
 			if len(cg) > 0 {
 				if gdb.GetConfig(group) == nil {
 					intlog.Printf(ctx, "add configuration for group: %s, %#v", gdb.DefaultGroupName, cg)
-					gdb.SetConfigGroup(gdb.DefaultGroupName, cg)
+					if err := gdb.SetConfigGroup(gdb.DefaultGroupName, cg); err != nil {
+						panic(err)
+					}
 				} else {
 					intlog.Printf(
 						ctx,