diff --git a/database/gdb/gdb.go b/database/gdb/gdb.go
index 67a1489af..79c897000 100644
--- a/database/gdb/gdb.go
+++ b/database/gdb/gdb.go
@@ -158,7 +158,7 @@ type DB interface {
 	// ===========================================================================
 
 	mappingAndFilterData(schema, table string, data map[string]interface{}, filter bool) (map[string]interface{}, error)
-	convertValue(fieldValue interface{}, fieldType string) interface{}
+	convertDatabaseValueToLocalValue(fieldValue interface{}, fieldType string) interface{}
 	rowsToResult(rows *sql.Rows) (Result, error)
 }
 
diff --git a/database/gdb/gdb_core.go b/database/gdb/gdb_core.go
index 58058204d..71979a0f6 100644
--- a/database/gdb/gdb_core.go
+++ b/database/gdb/gdb_core.go
@@ -785,7 +785,7 @@ func (c *Core) rowsToResult(rows *sql.Rows) (Result, error) {
 			if value == nil {
 				row[columnNames[i]] = gvar.New(nil)
 			} else {
-				row[columnNames[i]] = gvar.New(c.DB.convertValue(value, columnTypes[i]))
+				row[columnNames[i]] = gvar.New(c.DB.convertDatabaseValueToLocalValue(value, columnTypes[i]))
 			}
 		}
 		records = append(records, row)
diff --git a/database/gdb/gdb_core_structure.go b/database/gdb/gdb_core_structure.go
index 900a7ea8c..0a0d91808 100644
--- a/database/gdb/gdb_core_structure.go
+++ b/database/gdb/gdb_core_structure.go
@@ -22,9 +22,9 @@ import (
 	"github.com/gogf/gf/util/gconv"
 )
 
-// convertValue automatically checks and converts field value from database type
+// convertDatabaseValueToLocalValue automatically checks and converts field value from database type
 // to golang variable type.
-func (c *Core) convertValue(fieldValue interface{}, fieldType string) interface{} {
+func (c *Core) convertDatabaseValueToLocalValue(fieldValue interface{}, fieldType string) interface{} {
 	// If there's no type retrieved, it returns the <fieldValue> directly
 	// to use its original data type, as <fieldValue> is type of interface{}.
 	if fieldType == "" {
diff --git a/os/gtime/gtime.go b/os/gtime/gtime.go
index 6745c4a61..500b39761 100644
--- a/os/gtime/gtime.go
+++ b/os/gtime/gtime.go
@@ -333,7 +333,6 @@ func StrToTime(str string, format ...string) (*Time, error) {
 	if year <= 0 {
 		return nil, errors.New("invalid time string:" + str)
 	}
-	// It finally converts all time to UTC time zone.
 	return NewFromTime(time.Date(year, time.Month(month), day, hour, min, sec, nsec, local)), nil
 }
 
diff --git a/os/gtime/gtime_time.go b/os/gtime/gtime_time.go
index 174ef973f..66d9d0797 100644
--- a/os/gtime/gtime_time.go
+++ b/os/gtime/gtime_time.go
@@ -31,6 +31,10 @@ func New(param ...interface{}) *Time {
 			return NewFromTime(r)
 		case *time.Time:
 			return NewFromTime(*r)
+		case Time:
+			return &r
+		case *Time:
+			return r
 		case string:
 			return NewFromStr(r)
 		case []byte: