Jia Guo

Improving Query Preemption on Brokers/Servers

6

Currently, the broker/server pre-empt a query at certain points during scheduling/execution based on timeOut. However, this is not sufficient for a couple of use-cases. Few examples: - When a user...

Improving server segment download code

10

1. Currently if we use the default code path for server segment download we won't retry download on untar failure. In situations as downloading partial tar file, this would not...

[DO NOT MERGE][Benchmark] And evaluation enhancement benchmark with `BufferFastAggregation.and`

1

see https://github.com/apache/pinot/pull/9336

Add functions for statistical analysis in SQL

3

As discussed with @siddharthteotia, consider adding some common statistical analysis methods SQL language. Few examples: 1. Pearson's coefficient 2. Sampling (bernoulli/stratified) 5. Histogram 6. Entropy 7. Linear regression 3. Logistic...

1. msgSentNotTainted initialization `msgSentNotTainted = [ n \in Node |-> IF n=0 THEN TRUE ELSE FALSE ]` 2. bring back the safety and liveness check to the EWD998 file as...

https://github.com/apache/pinot/pull/13905/files ``` Invalid schema config json string: { "metricFieldSpecs": [ { "dataType": "INT", "name": "ActualElapsedTime" }, { "dataType": "INT", "name": "AirTime" }, { "dataType": "INT", "name": "ArrDel15" }, { "dataType":...