CodeFirst Entity Add DataType

Src/Asp.Net/SqlServerTest/Demos/5_CodeFirst.cs

@@ -16,6 +16,7 @@ namespace OrmTest.Demo
         [SugarColumn(IsNullable = true,Length =10)]
         public string IsOk { get; set; }
         public Guid Guid { get; set; }
+        [SugarColumn(ColumnDataType ="int")]
         public decimal Decimal { get; set; }
         [SugarColumn(IsNullable = true)]
         public DateTime? DateTime { get; set; }

Src/Asp.Net/SqlSugar/Abstract/CodeFirstProvider/CodeFirstProvider.cs

@@ -223,7 +223,11 @@ namespace SqlSugar
                 ColumnDescription = item.ColumnDescription,
                 Length = item.Length
             };
-            if (propertyType.IsEnum())
+            if (!string.IsNullOrEmpty(item.DataType))
+            {
+                result.DataType = item.DataType;
+            }
+            else if (propertyType.IsEnum())
             {
                 result.DataType = this.Context.Ado.DbBind.GetDbTypeName(item.Length > 9 ? PubConst.LongType.Name : PubConst.IntType.Name);
             }
@@ -236,6 +240,10 @@ namespace SqlSugar
 
         protected virtual bool IsSamgeType(EntityColumnInfo ec, DbColumnInfo dc)
         {
+            if (!string.IsNullOrEmpty(ec.DataType))
+            {
+                return ec.DataType != dc.DataType;
+            }
             var propertyType = PubMethod.GetUnderType(ec.PropertyInfo);
             var properyTypeName = string.Empty;
             if (propertyType.IsEnum())

Src/Asp.Net/SqlSugar/Abstract/EntityProvider/EntityProvider.cs

@@ -122,6 +122,7 @@ namespace SqlSugar
                         column.IsNullable = sugarColumn.IsNullable;
                         column.Length = sugarColumn.Length;
                         column.OldDbColumnName = sugarColumn.OldColumnName;
+                        column.DataType = sugarColumn.ColumnDataType;
                     }
                     else
                     {

Src/Asp.Net/SqlSugar/Entities/EntityColumnInfo.cs

@@ -22,5 +22,6 @@ namespace SqlSugar
         public string EntityName { get;  set; }
         public string DbTableName { get; set; }
         public bool IsIgnore { get;  set; }
+        public string DataType { get; set; }
     }
 }

Src/Asp.Net/SqlSugar/Entities/Mapping/SugarMappingAttribute.cs

@@ -80,6 +80,12 @@ namespace SqlSugar
             set { _OldColumnName = value; }
         }
 
+        private string _ColumnDataType;
+        public string ColumnDataType
+        {
+            get { return _ColumnDataType; }
+            set { _ColumnDataType = value; }
+        }
     }
 
 }