Re: Effective query for listing flags in use by messages in a folder

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От Andreas Joseph Krogh
Тема Re: Effective query for listing flags in use by messages in a folder
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Msg-id VisenaEmail.35.3a752eb0ccc59659.14c2cf6ffdf@tc7-visena
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Ответ на Re: Effective query for listing flags in use by messages in a folder  (Hector Vass <hector.vass@metametrics.co.uk>)
Ответы Re: Effective query for listing flags in use by messages in a folder  (Hector Vass <hector.vass@metametrics.co.uk>)
Список pgsql-sql
På onsdag 18. mars 2015 kl. 13:54:50, skrev Hector Vass <hector.vass@metametrics.co.uk>:

OK I get it ..

 

drop type if exists myflags cascade;
create type myflags as enum('is_seen','is_replied','is_forwarded','is_deleted','is_draft','is_flagged');
drop table if exists message;
create table message(
    folder_id integer not NULL,
    msg varchar(200),
    is_flag myflags
);
insert into message values
(1,'msg b','is_seen'),
(1,'msg c','is_seen'),
(1,'msg d','is_seen'),
(1,'msg d','is_replied'),
(1,'msg e','is_seen'),
(1,'msg e','is_replied'),
(1,'msg h','is_deleted')
;
 
Not quite; you have 2 entries, one for each flag, for "msg d". I must have one tuple per message in this table.
 
--
Andreas Joseph Krogh
CTO / Partner - Visena AS
Mobile: +47 909 56 963
 
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