diff --git a/g/database/gdb/gdb_type_result.go b/g/database/gdb/gdb_type_result.go
index 9dec2399f..d9a17838b 100644
--- a/g/database/gdb/gdb_type_result.go
+++ b/g/database/gdb/gdb_type_result.go
@@ -6,10 +6,6 @@
 
 package gdb
 
-import (
-    "gitee.com/johng/gf/g/util/gconv"
-)
-
 // 将结果集转换为List类型返回，便于json处理
 func (r Result) ToList() List {
     l := make(List, len(r))
@@ -24,7 +20,7 @@ func (r Result) ToStringMap(key string) map[string]Map {
     m := make(map[string]Map)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.String(v)] = item.ToMap()
+            m[v.String()] = item.ToMap()
         }
     }
     return m
@@ -35,7 +31,7 @@ func (r Result) ToIntMap(key string) map[int]Map {
     m := make(map[int]Map)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.Int(v)] = item.ToMap()
+            m[v.Int()] = item.ToMap()
         }
     }
     return m
@@ -46,7 +42,7 @@ func (r Result) ToUintMap(key string) map[uint]Map {
     m := make(map[uint]Map)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.Uint(v)] = item.ToMap()
+            m[v.Uint()] = item.ToMap()
         }
     }
     return m
@@ -57,7 +53,7 @@ func (r Result) ToStringRecord(key string) map[string]Record {
     m := make(map[string]Record)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.String(v)] = item
+            m[v.String()] = item
         }
     }
     return m
@@ -68,7 +64,7 @@ func (r Result) ToIntRecord(key string) map[int]Record {
     m := make(map[int]Record)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.Int(v)] = item
+            m[v.Int()] = item
         }
     }
     return m
@@ -79,7 +75,7 @@ func (r Result) ToUintRecord(key string) map[uint]Record {
     m := make(map[uint]Record)
     for _, item := range r {
         if v, ok := item[key]; ok {
-            m[gconv.Uint(v)] = item
+            m[v.Uint()] = item
         }
     }
     return m