| From: | Thomas Lockhart <lockhart(at)alumni(dot)caltech(dot)edu> |
|---|---|
| To: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
| Cc: | Don Baccus <dhogaza(at)pacifier(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org> |
| Subject: | Re: [HACKERS] Primary key requires SERIAL |
| Date: | 1999-11-19 06:32:14 |
| Message-ID: | 3834EEEE.DEE4EBD1@alumni.caltech.edu |
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| Thread: | |
| Lists: | pgsql-hackers |
> > >> > We currently only allow the words PRIMARY KEY on a SERIAL column.
> > Oops, I guess I blew it by responding to a post by Bruce assuming he
> > was right.
> Seems I can't realy on understanding what we support by just looking at
> gram.y.
You can, if you read carefully :)
The grammar allows *only* PRIMARY KEY on the SERIAL column
declaration, since the other keywords or clauses are either redundant
or nonsensical in the context of a serial column. As others have
pointed out, PRIMARY KEY is also allowed elsewhere.
- Thomas
--
Thomas Lockhart lockhart(at)alumni(dot)caltech(dot)edu
South Pasadena, California
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