Optimization code

7 years ago · e41dab0656
1 changed files with 2 additions and 0 deletions
--- a/Src/Asp.Net/SqlSugar/ExpressionsToSql/Common/ExpressionTool.cs
+++ b/Src/Asp.Net/SqlSugar/ExpressionsToSql/Common/ExpressionTool.cs
@ -41,6 +41,8 @@ namespace SqlSugar
                case ExpressionType.Multiply:
                case ExpressionType.MultiplyChecked:
                    return "*";
+                case ExpressionType.Coalesce:
+                    throw new Exception("Expression no support ?? ,Use SqlFunc.IsNull");
                default:
                    Check.ThrowNotSupportedException(string.Format(ErrorMessage.OperatorError, expressiontype.ToString()));
                    return null;