> I'm translating 7.1.2's doc to Chinese, and got one question while
> doing these,
> in queries.sgml line 795:
> SELECT a AS b FROM table1 ORDER BY a;
> I think it should be:
> SELECT a AS b FROM table1 ORDER BY b;
> but from the context:" References to column names in the FROM clause
> that are renamed in the select list are also allowed:"
> it seems the original is correct. Am I misunderstood? How the SQL
> standard saids?
test=> select relname as x from pg_class order by relname;
test=> select relname as x from pg_class order by x;
I am not sure which is more standards-compliant.
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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