docs: public String selectAll(MappedStatement ms) {
          final Class<?> entityClass = getEntityClass(ms);
          //修改返回值类型为实体类型
          setResultType(ms, entityClass);
          StringBuilder sql = new StringBuilder();
          sql.append(SqlHelper.selectAllColumns(entityClass));
          sql.append(SqlHelper.fromTable(entityClass, tableName(entityClass)));
  
          // 逻辑删除的未删除查询条件
          sql.append("<where>");
          sql.append(SqlHelper.whereLogicDelete(entityClass, false));
          sql.append("</where>");
  
          sql.append(SqlHelper.orderByDefault(entityClass));
          return sql.toString();
      }