Re: [HACKERS] Broken select on regular expression !!!

Fixed in 6.5 final.


> Hi all,
> 
> I think I have found a bug in regexp based selections.
> Watch this :
> 
> create table regdemo (fld1 varchar(32));
> CREATE
> insert into regdemo values('410');
> INSERT 726409 1
> insert into regdemo values('7410');
> INSERT 726410 1
> insert into regdemo values('source');
> INSERT 726411 1
> insert into regdemo values('destination');
> INSERT 726412 1
> select * from regdemo where fld1 ~* '^sou|^des';
> fld1
> -----------
> source
> destination
> (2 rows)
> 
> select * from regdemo where fld1 ~* '41|^des';
> fld1
> -----------
> 410
> 7410
> destination
> (3 rows)
> 
> select * from regdemo where fld1 ~* '^41|^des';
> fld1
> ----
> (0 rows)
> 
> ^^^^^^^^^^^^^^
> !?!?!?!
> I thought it should return '410' and 'destination' rows. But it returns
> nothing!
> The first select example with ^ in both variants ( ^sou|^des ) works !!!
> The last one ( ^41|^des ) don't !
> 
> Am I missing something?
> I am getting the same result also on 6.4.2 and 6.5 beta 1 versions!
> 
> Best regards,
> -- 
> Constantin Teodorescu
> FLEX Consulting Braila, ROMANIA
> 
> 


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