HuaiyuXu

`Apply` will Open and Close an operator multiple times. The `HashJoin` below `Apply` returns an error in line 171 during Open, thus `e.closeCh` is not re-initialized, and the `e.closeCh` be...

/merge

@likzn Hi, sorry for the late reply. I'll review this PR before next week.

/merge

``` sql mysql> select /*+ agg_to_cop() stream_agg() */ max( col_17 ) aggCol from (select * from tbl_3 where not( tbl_3.col_16 between null and 'piHWbXSXTQVt' ) or tbl_3.col_17 not in (...

From the Golang 1.24 release notes, we can see: ``` Runtime Several performance improvements to the runtime have decreased CPU overheads by 2–3% on average across a suite of representative...

 

``` sql +-------------------------------------+----------+-----------+---------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | id | estRows | task | access object | operator info | +-------------------------------------+----------+-----------+---------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Delete_45 | N/A | root | | N/A | | └─HashJoin_66 |...

Please add a description of how to handle CTE in the comments for the handleHelper attribute.

/approve