On Aug 27, 2007, at 20:50 , Ow Mun Heng wrote:

Is it possible to name a primary key (composite) primary key rather than
have pg default to table_name_pkey??

I tried something like

primary key pkey_table_short_form_name (a,b,c)

create table tab (col text, constraint col_is_pkey primary key (col));

http://www.postgresql.org/docs/8.2/interactive/sql-createtable.html

Michael Glaesemann
grzm seespotcode net



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TIP 9: In versions below 8.0, the planner will ignore your desire to
      choose an index scan if your joining column's datatypes do not
      match

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