diff --git a/Src/Asp.NetCore2/SqlSugar/Realization/Oracle/DbMaintenance/OracleDbMaintenance.cs b/Src/Asp.NetCore2/SqlSugar/Realization/Oracle/DbMaintenance/OracleDbMaintenance.cs
index 8fddaeb72..95693c45b 100644
--- a/Src/Asp.NetCore2/SqlSugar/Realization/Oracle/DbMaintenance/OracleDbMaintenance.cs
+++ b/Src/Asp.NetCore2/SqlSugar/Realization/Oracle/DbMaintenance/OracleDbMaintenance.cs
@@ -271,18 +271,7 @@ namespace SqlSugar
         }
         #endregion
 
-        #region Methods
-        public override bool IsAnyConstraint(string constraintName)
-        {
-            string query = @"
-        SELECT COUNT(*) 
-        FROM ALL_INDEXES 
-        WHERE INDEX_NAME = @constraintName
-          AND OWNER = USER";
-
-            var parameters = new { constraintName = constraintName };
-            return this.Context.Ado.GetInt(query, parameters) > 0;
-        }
+        #region Methods 
         public override bool IsAnyTable(string tableName, bool isCache = true)
         {
             if (isCache)
diff --git a/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec b/Src/Asp.NetCore2/SqlSugar/SqlSugarForCore.nuspec
index a83f47cc3..16ab8e824 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>5.1.4.167-preview26</version>
+    <version>5.1.4.167-preview29</version>
     <authors>sunkaixuan</authors>
     <owners>果糖大数据科技</owners>
     <licenseUrl>http://www.apache.org/licenses/LICENSE-2.0.html</licenseUrl>