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luooofan / miniob-2023

2023 OceanBase 数据库大赛初赛
https://open.oceanbase.com/train?questionId=600004
Mulan Permissive Software License, Version 2
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[2023 PR]: pass aggregation-func and expression #26

Closed luooofan closed 1 year ago

luooofan commented 1 year ago

What problem were solved in this pull request?

description: aggregation-func

issue number: close #11 close #24

What is changed and how it works?

做了聚集函数，思路和去年一样，还是以 AggrFuncExpr + GroupByTuple + GroupByOperator 为基准进行实现，方便后续做 groupby

做完以后前面做的表达式也过了

Other information

score: 280

pass:

result: