diff --git a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
index a00f3528f..1f638fe3d 100644
--- a/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
+++ b/Src/Asp.Net/SqlSugar/Realization/Oracle/OracleProvider.cs
@@ -83,8 +83,11 @@ namespace SqlSugar
             {
                 if (parameter.Value == null) parameter.Value = DBNull.Value;
                 var sqlParameter = new OracleParameter();
-                sqlParameter.ParameterName = parameter.ParameterName;
-                sqlParameter.UdtTypeName = parameter.UdtTypeName;
+                sqlParameter.ParameterName = parameter.ParameterName.ToLower();
+                if (sqlParameter.ParameterName[0] == '@') {
+                    sqlParameter.ParameterName = ':' + sqlParameter.ParameterName.Substring(1, sqlParameter.ParameterName.Length - 1);
+                }
+                //sqlParameter.UdtTypeName = parameter.UdtTypeName;
                 sqlParameter.Size = parameter.Size;
                 sqlParameter.Value = parameter.Value;
                 sqlParameter.DbType = parameter.DbType;