diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs b/Src/Asp.NetCore2/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
index 1ef1481f1..ed31c8941 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/Dm/SqlBuilder/DmExpressionContext.cs
@@ -101,6 +101,8 @@ namespace SqlSugar
                     return string.Format("(CAST(TO_CHAR({0},'mi') AS NUMBER))", parameter.MemberName);
                 case DateType.Millisecond:
                     return string.Format("(CAST(TO_CHAR({0},'ff3') AS NUMBER))", parameter.MemberName);
+                case DateType.Weekday:
+                    return $" to_char({parameter.MemberName},'day') ";
                 case DateType.Day:
                 default:
                     return string.Format("(CAST(TO_CHAR({0},'dd') AS NUMBER))", parameter.MemberName);
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index 70f86de03..0580cabd1 100644
--- a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
+++ b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
@@ -2,7 +2,7 @@
 <package >
   <metadata>
     <id>SqlSugarCore</id>
-    <version>5.1.4.142</version>
+    <version>5.1.4.143-preview03</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>