My verions of postgres is 7.2 in window2000.
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select 'aaa'+'aaa';
return :
?column?
----------
?
????????????
select textcat('aaa','aaa');
textcat
---------
aaaaaa
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I have a table which two columns (cod,des) are varchar.
When select :
select cod+des from .....
error
I creata function and operator +:
CREATE FUNCTION "varcharcat"("varchar", "varchar") RETURNS "text" AS 'select textcat($1,$2)' LANGUAGE 'sql';
COMMENT ON FUNCTION "varcharcat"("varchar", "varchar") IS 'concatenate';
CREATE OPERATOR + (PROCEDURE = "varcharcat", LEFTARG = "varchar", RIGHTARG = "varchar");
The resul is ok but :
select 'aaa'+'aaa';
ERROR: Unable to identify an operator '+' for types 'unknown' and 'unknown'
You will have to retype this query using an explicit cast
ERROR: Unable to identify an operator '+' for types 'unknown' and 'unknown'
You will have to retype this query using an explicit cast
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I work in win2000. The setting are:
- language italian;
- time/zone Rome (GMT + 1.00 h)
In postgresql the set are:
PGDATESTYLE="European"
PGTZ="Europe/Rome"
Time win2000 8:26
template1=# select current_time;
timetz
--------------------
07:26:33.518169+00
?????????????????????????????????
Because the time/zone are not equal?
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Problem in insert
CREATE TABLE "irelbcmb" (
"id" int4,
"id_pad" int4,
"desc" int4,
"cod" varchar(40),
"sys_var" varchar(1),
"nom_var" varchar(16)
) WITH OIDS;
gedis30=# insert into irelbcmb (id,id_pad,desc,cod,sys_var,nom_var) values 1,1,1,"pippo","1","pippo");
ERROR: parser: parse error at or near "desc"
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Tanks
Bye !!
--
Frank Lupo (Wolf) !!
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