update syntax error? - Mailing list pgsql-sql

From k.c. hemelstrand
Subject update syntax error?
Date
Msg-id 000601c00ac0$081275c0$122f7418@avsupport.com
Whole thread Raw
Responses Re: update syntax error?  (The Hermit Hacker <scrappy@hub.org>)
List pgsql-sql
Can anybody help with why I am receiving the error below?
 
Thanks
K.C.
 
 
parts=# \d av_parts
                                     Table "av_parts"
      Attribute      |    Type     |                       Modifier                       
---------------------+-------------+-------------------------------------------------------
 itemid              | integer     | not null default nextval('av_parts_itemid_seq'::text)
 vendorid            | integer     |
 partnumber          | varchar(25) |
 alternatepartnumber | varchar(25) |
 nsn                 | varchar(15) |
 description         | varchar(50) |
 condition           | varchar(10) |
 quantity            | integer     |
 rawpartnumber       | varchar(25) |
 rawalternatenumber  | varchar(25) |
 rawnsnnumber        | varchar(15) |
 date                | integer     |
 cagecode            | varchar(10) |
Indices: av_parts_alternatepartnumber_in,
         av_parts_itemid_key,
         av_parts_nsn_index,
         av_parts_partnumber_index,
         av_parts_rawalternatenumber_ind,
         av_parts_rawnsnnumber_index,
         av_parts_rawpartnumber_index,
         av_parts_vendorid_index
 

parts=# UPDATE av_parts
parts-# SET rawalternaternumber = 'NULL' AND alternatepartnumber = 'NULL'
parts-# WHERE rawalternatenumber = 'IVA81A';
ERROR:  left-hand side of AND is type 'unknown', not 'bool'

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