diff --git a/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/PeisDbContext.cs b/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/PeisDbContext.cs
index d8067b8..f321013 100644
--- a/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/PeisDbContext.cs
+++ b/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/PeisDbContext.cs
@@ -490,8 +490,8 @@ public class PeisDbContext :
 
         #endregion
 
-
-
+        //将驼峰名改成小写+下划线形式，比如AsbitemDetails改成asbitem_details
+        builder.ToSnakeCase();
         #region 测试
 
         builder.Entity<HelloA>(entity =>
diff --git a/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/SnakeToCamelCase.cs b/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/SnakeToCamelCase.cs
index 6885232..489abdf 100644
--- a/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/SnakeToCamelCase.cs
+++ b/src/Shentun.Peis.EntityFrameworkCore/EntityFrameworkCore/SnakeToCamelCase.cs
@@ -10,68 +10,68 @@ namespace Shentun.Peis.EntityFrameworkCore
 {
     public static class SnakeToCamelCase
     {
-        //[Flags]
-        //public enum ConvertOptions
-        //{
-        //    All = 2 << 0,
-        //    Tables = 2 << 1,
-        //    Properties = 2 << 2,
-        //    Keys = 2 << 3,
-        //    ForeignKeys = 2 << 4,
-        //    Indexes = 2 << 5,
-        //};
-        //private static Regex leadingUndescoreRegex = new Regex(@"^_", RegexOptions.Compiled);
-        //private static Regex camelCaseRegex = new Regex(@"([a-z0-9])([A-Z])", RegexOptions.Compiled);
+        [Flags]
+        public enum ConvertOptions
+        {
+            All = 2 << 0,
+            Tables = 2 << 1,
+            Properties = 2 << 2,
+            Keys = 2 << 3,
+            ForeignKeys = 2 << 4,
+            Indexes = 2 << 5,
+        };
+        private static Regex leadingUndescoreRegex = new Regex(@"^_", RegexOptions.Compiled);
+        private static Regex camelCaseRegex = new Regex(@"([a-z0-9])([A-Z])", RegexOptions.Compiled);
 
-        //public static string ToSnakeCase(this string input)
-        //{
-        //    if (string.IsNullOrEmpty(input)) { return input; }
+        public static string ToSnakeCase(this string input)
+        {
+            if (string.IsNullOrEmpty(input)) { return input; }
 
-        //    var noLeadingUndescore = leadingUndescoreRegex.Replace(input, "");
-        //    return camelCaseRegex.Replace(noLeadingUndescore, "$1_$2").ToLower();
-        //}
+            var noLeadingUndescore = leadingUndescoreRegex.Replace(input, "");
+            return camelCaseRegex.Replace(noLeadingUndescore, "$1_$2").ToLower();
+        }
 
-        //public static void ToSnakeCase(this ModelBuilder modelBuilder, ConvertOptions options = ConvertOptions.All)
-        //{
-        //    bool convertAll = (options & ConvertOptions.All) == ConvertOptions.All;
-        //    bool convertTables = (options & ConvertOptions.Tables) == ConvertOptions.Tables;
-        //    bool convertProperties = (options & ConvertOptions.Properties) == ConvertOptions.Properties;
-        //    bool convertKeys = (options & ConvertOptions.Keys) == ConvertOptions.Keys;
-        //    bool convertForeignKeys = (options & ConvertOptions.ForeignKeys) == ConvertOptions.ForeignKeys;
-        //    bool convertIndexes = (options & ConvertOptions.Indexes) == ConvertOptions.Indexes;
+        public static void ToSnakeCase(this ModelBuilder modelBuilder, ConvertOptions options = ConvertOptions.All)
+        {
+            bool convertAll = (options & ConvertOptions.All) == ConvertOptions.All;
+            bool convertTables = (options & ConvertOptions.Tables) == ConvertOptions.Tables;
+            bool convertProperties = (options & ConvertOptions.Properties) == ConvertOptions.Properties;
+            bool convertKeys = (options & ConvertOptions.Keys) == ConvertOptions.Keys;
+            bool convertForeignKeys = (options & ConvertOptions.ForeignKeys) == ConvertOptions.ForeignKeys;
+            bool convertIndexes = (options & ConvertOptions.Indexes) == ConvertOptions.Indexes;
 
-        //    foreach (var entity in modelBuilder.Model.GetEntityTypes())
-        //    {
-        //        if (convertAll || convertTables)
-        //            if (entity.BaseType == null)
-        //                entity.SetTableName(entity.GetTableName().ToSnakeCase());
+            foreach (var entity in modelBuilder.Model.GetEntityTypes())
+            {
+                if (convertAll || convertTables)
+                    if (entity.BaseType == null)
+                        entity.SetTableName(entity.GetTableName().ToSnakeCase());
 
-        //        if (convertAll || convertProperties)
-        //            foreach (var property in entity.GetProperties())
-        //            {
-        //                property.SetColumnName(property.GetDefaultColumnName() .GetColumnName().ToSnakeCase());
-        //            }
+                if (convertAll || convertProperties)
+                    foreach (var property in entity.GetProperties())
+                    {
+                        property.SetColumnName(property.GetColumnName().ToSnakeCase());
+                    }
 
-        //        if (convertAll || convertKeys)
-        //            foreach (var key in entity.GetKeys())
-        //            {
-        //                key.SetName(key.GetName().ToSnakeCase());
-        //            }
+                if (convertAll || convertKeys)
+                    foreach (var key in entity.GetKeys())
+                    {
+                        key.SetName(key.GetName().ToSnakeCase());
+                    }
 
-        //        if (convertAll || convertForeignKeys)
-        //            foreach (var key in entity.GetForeignKeys())
-        //            {
-        //                key.SetConstraintName(key.GetConstraintName().ToSnakeCase());
-        //            }
+                if (convertAll || convertForeignKeys)
+                    foreach (var key in entity.GetForeignKeys())
+                    {
+                        key.SetConstraintName(key.GetConstraintName().ToSnakeCase());
+                    }
 
-        //        if (convertAll || convertIndexes)
-        //            foreach (var index in entity.GetIndexes())
-        //            {
+                if (convertAll || convertIndexes)
+                    foreach (var index in entity.GetIndexes())
+                    {
 
-        //                //index.SetName(index.GetName().ToSnakeCase());
-        //            }
-        //    }
-        //}
+                        //index.SetName(index.GetName().ToSnakeCase());
+                    }
+            }
+        }
 
     }
 }