Change the table comment after created the table is not supported now?
Like mysql : ALTER TABLE [tableName] COMMNET [comment]; 
The sql "ALTER TABLE `system`.tables UPDATE Comment='test' WHERE NAME='t1';" also not supported!!!
My version is '21.9.4.35'。
{
        if (!optimize_sharding_key_aggregation || !expr_contains_sharding_key(limit_by->children))
            return {};
    }
    
    if (const ASTPtr order_by = select.orderBy())
        return default_stage;
    
    
    if (select.limitLength() || select.limitOffset())
        return default_stage;
    
    return QueryProcessingStage::Complete;
}
Pipe StorageDistributed::read(
    const Names & column_names,
    const StorageMetadataPtr & metadata_snapshot,
    SelectQueryInfo & query_info,
    ContextPtr local_context,
    QueryProcessingStage::Enum processed_stage,
    const size_t max_block_size,
    const unsigned num_streams)
{
    QueryPlan plan;
    read(plan, column_names, metadata_snapshot, query_info, local_context, processed_stage, max_block_size, num_streams);
    return plan.convertToPipe(
        QueryPlanOptimizationSettings::fromContext(local_context),
        BuildQueryPipelineSettings::fromContext(local_context));
}
void StorageDistributed::read(