Re: [HACKERS] [GENERAL] timestamp parse error

2002-09-20 Thread Stephan Szabo

On Fri, 20 Sep 2002, Tomas Lehuta wrote:

 Hello!

 i'm using PostgreSQL 7.2.1 and got strange parse errors..
 could somebody tell me what's wrong with this timestamp query example?

 PostgreSQL said: ERROR: parser: parse error at or near date
 Your query:

 select timestamp(date '1998-02-24', time '23:07')

 example is from PostgreSQL help and certainly worked in previous versions of
 pgsql.. but in 7.2.1 it does not. had anything changed and not been updated
 in pgsql manuals or is it a bug?

Presumably it's a manual example that didn't get changed.  Timestamp(...)
is now a specifier for the type with a given precision.  You can use
timestamp(date '1998-02-24', time '23:07') or datetime math (probably
something like date '1998-02-24' + time '23:07' and possibly a cast)



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Re: [HACKERS] [GENERAL] timestamp parse error

2002-09-20 Thread Tom Lane

Tomas Lehuta [EMAIL PROTECTED] writes:
 could somebody tell me what's wrong with this timestamp query example?

 select timestamp(date '1998-02-24', time '23:07')
 PostgreSQL said: ERROR: parser: parse error at or near date

 example is from PostgreSQL help

From where exactly?  I don't see any such example in current sources.

Although you could make this work by double-quoting the name timestamp
(which is a reserved word now, per SQL spec), I'd recommend sidestepping
the problem by using the equivalent + operator instead:

regression=# select timestamp(date '1998-02-24', time '23:07');
  timestamp
-
 1998-02-24 23:07:00
(1 row)

regression=# select date '1998-02-24' + time '23:07';
  ?column?
-
 1998-02-24 23:07:00
(1 row)


regards, tom lane

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