[SQL] Update in all tables

2006-02-22 Thread Judith
  Hello everybody I need to update a field with the same value in the 
tables of my data base but this field exists in almost all tables and 
has the same value, I don't want to code a script, so my question is if 
there is some way to update that field with a query and affects all the 
tables that contain the field?


   Thanks in advanced, regards!!!


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[SQL] Can't connect to the db

2006-02-24 Thread Judith
Hello every one I was using my db with an application in perl, but 
something occurs with the application and the pc got frozen  and I had 
to restart my PC, when it boot again I coudn't restart the psql service 
when I do the psql mydb it shows me the next error, the error is in 
spanish but it says something like:


   psql: can't connect to the server: there is no file or directory

   is the server running local and accepting conecctions in the Unix 
domain socket «/tmp/.s.PGSQL.5432»


do I have to reinstall again the postgres or can I do something else?


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[SQL] Query from shell

2006-04-06 Thread Judith


  Hi every body, somebody can show me hot to execute a query from a 
shell


   thanks in advanced!!!


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[SQL] Change of data type

2006-08-07 Thread Judith
   Hello everybody, excuse me how can I change de data type of a field, 
I currently have:
  
   material character(30)  


   but I now want the field in text type like this:
 
   material  text


   somebody knows if ALTER TABLE has some option to do this?, or How 
can I do that?



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[SQL] Undo an update

2006-08-11 Thread Judith

Hello everybody!!

   Is there a way to undo an update???

Thanks!!!


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[SQL] Substitute a Character

2006-09-06 Thread Judith
   Hello everybody!!  
  
   I have a field type text with folios like this: A98526


   but I want to change de A for a 0 like this: 098526, exists a way to 
do this in a query???


   Thanks in advanced!!!



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[SQL] Question about time

2006-11-16 Thread Judith

   Hi everyone I'm doing a query like this:

   SELECT CAST(fecha_hora_factura as time) FROM nota_venta

   and I get:

   14:16:52.824395

   the field is timestamp type... I just want the HOUR:MINUTE:SECOND

   the question is how I drop the millisecond??

   Thnx in advanced!!!


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[SQL] Question about GUI

2007-01-09 Thread Judith
Hello every body, I just want to know if there is some GUI with 
postgreSQL for Fedore Core 3??


   Thanks in advanced!!


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[SQL] Substitute

2007-03-20 Thread Judith

Hello everybody

somebody knows, how I can substitute in a query if a field contains a 
character that I want to be shown with other character?


for example if I have a \n I want to shows me a ~ in the result of the 
select


thanks in advanced!!


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[SQL] Authentification failed

2007-08-01 Thread Judith

Hello everybody!!

I'm trying in SUSE to connect to a postgres db and this is the error:

Ident Authentification failed for user <>

I'm already created the user with createuser root, but the error 
persist, I would aprecciate some help, thanks in advanced



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[SQL] Sequences problem

2007-08-17 Thread Judith

Hello everybody, I have a question related with sequences.

When I init a sesion with my db, if a do the next sentence:

   SELECT   currval('pagos_id_pago_seq');


return this:
  ERROR: the relation doesn't exist
   (or somethimg like that, because the message is in spanish)

but if I do first,

   SELECT nextval('pagos_id_pago_seq');

and then
   SELECT currval('pagos_id_pago_seq');   it success, returns the 
current sequence value,  it is possible to indicate that the sequence is 
already started and in the value 4567 but I need first to now the 
current value before the next, how can I do?


   Thanks in advanced


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[SQL] pg_dump question

2007-10-05 Thread Judith

 Hello every body!!  I have a quesyion respect pg_dump...

   I need to backup the db structure, I suposse that I do with pg_dump 
-s, but I want to restore but just with some tables with the db 
catalogues, can I do this?, I mean, restore al the db structure without 
data and after restore the data of the catalogues tables??



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[SQL] Working slow

2009-09-21 Thread Judith Altamirano
hello every body, I'm having a data base in a point of sale that is 
getting frozen, I already have run a vacuum -z -d to reindex the data 
base and nothing happens.. Some suggestions to speed the process, Do 
you guys think that the data base is nearly to broke?



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[SQL] effectiveness tool

2008-10-14 Thread Judith Altamirano

Hello everybody!!

  I just want to know if there be some tool to analize the performance 
of a query, I mean to qualify the effectiveness, speed, if I have the 
correct indexes.


  Hope somebody can help me

 Thanks in advanced!!

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[SQL] pg_clog/0202 Error

2008-12-16 Thread Judith Altamirano
Hello every body I just want to know why is happening this to my data 
base I'm doing the following query:


SELECT * FROM pagos where date(fecha_pago) = '2008-12-15';


It returns the next error:

   ERROR: can't find the transaction status 538976288
   DETAIL: can't open file <> not exist file or directory


what supposes that I must do?, is the table damaged?

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[SQL] Copy question

2008-12-29 Thread Judith Altamirano

Hello every body I'm trying to extract a query as follows:

copy (select * from clientes where id_cliente = 7895) to 
'/home/paso/sel.copy';


But it returns the next error:

ERROR:  error de sintaxis en o cerca de «(» at character 6
LINE 1: copy (select * from clientes where id_cliente = 7895) to '/h...


I was reading the manual and I think the sintaxis is correct, any idea 
wich is the cause of the error?


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[SQL] ichar

2005-10-11 Thread Judith Altamirano Figueroa
I moved from postgres 7.0.2 to 8.0.1,

in the 7.0.2 version I process the next query, and it succeed:

select ichar(letra_ascii) || '-' || substr('0' ||num_factura,length
(num_factura)+1,5) as factura from facturas 

but in 8.0.1 it outputs the next error:

ERROR:  not exist the function ichar(integer) 
HINT:  any function match with the arguments types.
Add explicit cast of types



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[SQL] cast

2005-10-14 Thread Judith Altamirano Figueroa
Hello I have a query that ran in 7.0.2, but in 8.0.1 does not, the query
is the next:



select   n.factura,
 n.venta_neta,
 c.nombre_cli || ' ' || c.apellido_pat_cli || ' ' || coalesce
(c.apellido_mat_cli,''),
 date(n.fecha_hora_factura),
 o.nombre_oft
from nota_venta n,
 clientes c,
 oft_central o
wheredate(n.fecha_hora_factura) >= '2005-10-01' and
 date(n.fecha_hora_factura) <= '2005-10-14' and
 n.id_cliente = c.id_cliente and
 cast(n.udf4 as integer) = o.id_oft_central and
 n.factura is not null and
 n.s_factura != 'T'
order by o.nombre_oft";

it aparently returns an error because the cast, but I need to do the
cast, does somebody knows how can I change the cast but with the same
result, thnks



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[SQL] query to file

2005-10-18 Thread Judith Altamirano Figueroa
Excuse me, how can I send a query to a file?, for example the result of
this query:

select id_articulo, articulo, color_code from articulos;



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[SQL] backend error

2005-10-25 Thread Judith Altamirano Figueroa




Hello everybody I have a failure making a select in a table the error that returns is the follow:

Backend message type 0x44 arrived while idle
pqReadData() -- backend closed the channel unexpectedly.
    This probably means the backend terminated abnormally
    before or while processing the request.
The connection to the server was lost. Attempting reset: Failed.

 How can I do to fix the failure?




[SQL] date question

2005-11-03 Thread Judith Altamirano Figueroa




Hi everybody, in Postgres 7.0.2 I have the next query:

SELECT * from clientes_proceso where fecha_mod::date <= now() -1;

but in version 8.0.1 returns the next error:

ERROR: The operator doesn't exist: timestamp with time zone - integer

How can drop a day to now()??




Re: [SQL] time

2005-11-10 Thread Judith Altamirano Figueroa






Hello everybody!!!, I'd like to know if there another way to get the time from a timestamp type, because in earliest versions I just get the time like time(fecha) and now
this returns an error, thanks in advanced!!!





[SQL] time

2005-11-10 Thread Judith Altamirano Figueroa




Hello everybody!!!, I'd like to know if there another way to get the time from a timestamp type, because in earliest versions I just get the time like time(fecha) and now this returns an error, thanks in advanced!!!




[SQL] pg_dump

2005-11-11 Thread Judith Altamirano Figueroa




Hi

how could I restore a db if I did next:

    pg_dump -Z 9 soi > $DESTINO/soi.bkp

Thanks in advanced




[SQL] Update in all tables

2006-02-22 Thread Judith Altamirano Figueroa




    Hello everybody I need to update a field with the same value in the tables of my data base but this field exists in almost all tables and has the same value, I don't want to code a script, so my question is if there is some way to update that field with a query and affects all the tables that contain the field?

    Thanks in advanced, regards!!!