1、清空表，日志优化

Tools/UI/wEmptyTable.cs

@@ -91,7 +91,7 @@ namespace Tools.UI
                     {
                         //外键表，需要删除数据，然后重置自增主键
                         var foreign_sql = $@"
-                            DELETE FROM { table}
+                            DELETE FROM {table}
                             DBCC CHECKIDENT('{table}',RESEED,0)";
                         this._db.ExecNonSql(foreign_sql);
                         this.EmptyLog.Add(foreign_sql.Trim());
@@ -99,7 +99,8 @@ namespace Tools.UI
                 }
             }
             //记录日志
-            string path = $@"{Utils.TempPath}\EmptyTable_{DateTime.Now.ToString("yyyyMMddHHmmss")}.txt";
+            this.EmptyLog.Insert(0, $@"--数据库：{this.tslbLinkString.Text}");
+            string path = $@"{Utils.TempPath}\{this.tstbMainTable.Text}_{DateTime.Now.ToString("yyyyMMddHHmmss")}.txt";
             File.WriteAllText(path, string.Join("\r\n", this.EmptyLog));
             //完成提示
             Utils.Tip($"已清空{this.tstbMainTable.Text}的关联表！");