阿杜
I mean, how to access the producer instance I created later ```lua local producer_config = { producer_type = "async", error_handle = function(topic, partition_id, message_queue, index, err, retryable) if retryable then...
I have a table with aggregatingMergeTree engine, like: ```sql CREATE TABLE db2.agg_dcc1_local ON CLUSTER ck_default_cluster( id String, city String, codeUniq AggregateFunction(uniq,String), codeCount AggregateFunction(count,String), valueSum AggregateFunction(sum,Int32), valueMin AggregateFunction(min,Int32), valueMax AggregateFunction(max,Int32), valueAvg...