Re: Re: please give me select sqls examples to distinct these!

[jack...@gmail.com]

> On Oct 25, 2022, at 7:55 AM, jack...@gmail.com wrote:
> 
> 
> 
> typedef enum SetOperation
> {
>     SETOP_NONE = 0,
>     SETOP_UNION,
>     SETOP_INTERSECT,
>     SETOP_EXCEPT
> } SetOperation;
> jack...@gmail.com

Please use just text. 
What ‘dialect’ are using? In Postgres
0: select * from table
1: select * from table union select * from table is same shape
2: select * from table join table b on Id = idb 
3: select * from table except select * from tableb