RE: [SQL] Date type select

template1=> select date_trunc('month', now());
date_trunc                  
----------------------------
Wed Sep 01 00:00:00 1999 CDT
(1 row)

template1=> select date_trunc('month', now()) = '9/1/1999';
?column?
--------
t       
(1 row)

Enjoy,DEJ

> -----Original Message-----
> From:    Paulo Roberto Kappke [SMTP:paulok@cyclades.com.br]
> Sent:    Wednesday, September 22, 1999 8:13 AM
> To:    pgsql-sql@postgreSQL.org
> Subject:    [SQL] Date type select
> 
> Hi all,
> 
> I'm having a problem to make a select statement with a date type field.
> 
> I have a table with a field named date_in and this field is a date type.
> Well, I need to do a select where the month is 09 and the year is 1999.
> I tried:
> 
> SELECT * FROM calls WHERE date_in LIKE '09%1999' ORDER BY date_in
> 
> or 
> 
> SELECT * FROM calls WHERE date_in LIKE '09-__-1999' ORDER BY date_in
> 
> or
> 
> SELECT * FROM calls WHERE date_in LIKE '09%' AND date_in LIKE '%1999'
> ORDER BY date_in
> 
> using psql command and I received the following message:
> 
> ERROR: There is more than one possible operator '~~' for types 'date'
> and 'unknown'
> You will have to retype this query using an explicit cast
> 
> 
> Could anybody help me ?
> 
> 
> Thanks in advance,
> Paulo Kappke
> Cyclades Brazil
> 
> ************