Re: SERIAL parameters - Mailing list pgsql-sql

From Bruce Momjian
Subject Re: SERIAL parameters
Date
Msg-id 200208281509.g7SF9gS17089@candle.pha.pa.us
Whole thread Raw
In response to SERIAL parameters  (Arnold Putong <arnold@engg.upd.edu.ph>)
List pgsql-sql
You can create the sequence manually and define that a the default for
the column.  I suppose we could pass the create sequence params through
SERIAL but there doesn't seem like there is much demand for it.

---------------------------------------------------------------------------

Arnold Putong wrote:
> Would it be possible to have parameters in the SERIAL datatype?
> 
> CREATE TABLE x { ID  SERIAL(100, 10) }
> 
> means ID starts at 100 and will be incremented by 10.  And it would be
> nice to have
> 
> CREATE TABLE x { ID  SERIAL(0,0) }
> 
> mean that ID will be issued random non-repeating values (period=2^bitwidth
> of type).  This is most likely useful in replication/merging data.
> 
> 
> 
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--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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