* build bigdata with smaller epc * reduce epc in script * fix action * install pyarrow * delete unused part * reduce epc * fix * malloc_arena_max * set 16g to default and delete 4g * unused example * spark simplequery * pyspark simplequery * fix * fix * fix * code style fix  | 
			||
|---|---|---|
| .. | ||
| workflows | ||
| CODEOWNERS | ||
| pull_request_template.md | ||