@GetMapping("/column_list")
    public ListResult<ColumnVO> columnList(@Valid TableDetailQueryRequest request) {
        TableQueryParam queryParam = rdbWebConverter.tableRequest2param(request);
        List<TableColumn> tableColumns = tableService.queryColumns(queryParam);
        List<ColumnVO> tableVOS = rdbWebConverter.columnDto2vo(tableColumns);
        return ListResult.of(tableVOS);
    }
Query the table columns under the current DB

@param request
@return
chat2db-server/chat2db-server-web/chat2db-server-web-api/src/main/java/ai/chat2db/server/web/api/controller/rdb/RdbDdlController.java