-

OrmTest/OrmTest.csproj

@@ -64,6 +64,7 @@
     <Compile Include="UnitTest\ExpressionTest\ExpTestBase.cs" />
     <Compile Include="UnitTest\ExpressionTest\Field.cs" />
     <Compile Include="UnitTest\Insert.cs" />
+    <Compile Include="UnitTest\Mapping .cs" />
     <Compile Include="UnitTest\Query\JoinQuery.cs" />
     <Compile Include="UnitTest\ExpressionTest\Method.cs" />
     <Compile Include="UnitTest\ExpressionTest\Select.cs" />

OrmTest/UnitTest/Mapping .cs

@@ -0,0 +1,31 @@
+using OrmTest.Models;
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest.UnitTest
+{
+    public class Mapping:ExpTestBase
+    {
+        private Mapping() { }
+        public Mapping(int eachCount)
+        {
+            this.Count = eachCount;
+        }
+
+        public void Init() {
+
+            var db = GetInstance();
+            var s1= db.Queryable<Student>().ToSql();
+        }
+
+        public SqlSugarClient GetInstance()
+        {
+            SqlSugarClient db = new SqlSugarClient(new AttrbuitesCofnig() { ConnectionString = Config.ConnectionString, DbType = DbType.SqlServer, IsAutoCloseConnection = true, EntityNamespace= "OrmTest.Models" });
+            return db;
+        }
+    }
+}

SqlSugar/Abstract/DbProvider/DbMaintenanceProvider/DbMaintenanceProvider.cs

@@ -86,7 +86,9 @@ namespace SqlSugar
                          {
                              this.GetTableInfoList();
                          }
-                         var entity = this.Context.MappingTables.SingleOrDefault(it => it.DbTableName.Equals(tableName, StringComparison.CurrentCultureIgnoreCase));
+                         var entities = this.Context.MappingTables.Where(it => it.DbTableName.Equals(tableName, StringComparison.CurrentCultureIgnoreCase)).ToList();
+                         foreach (var entity in entities)
+                         {
                              var entityName = entity == null ? tableName : entity.EntityName;
                              var assembly = Assembly.Load(this.Context.EntityNamespace.Split('.').First());
                              foreach (var item in assembly.GetType(this.Context.EntityNamespace + "." + entityName).GetProperties())
@@ -116,6 +118,7 @@ namespace SqlSugar
                                      }
                                  }
                              }
+                         }
                          return reval;
                      });
             }