Re: Postgres client/server parameters?
От | Jimmie H. Apsey |
---|---|
Тема | Re: Postgres client/server parameters? |
Дата | |
Msg-id | 3EB6914F.2080606@futuredental.com обсуждение исходный текст |
Ответ на | Postgres client/server parameters? ("Jimmie H. Apsey" <japsey@futuredental.com>) |
Список | pgsql-general |
Thank you elein, It's so helpful to meet an ex-Illustrite. How did you know to call the once MI_PARAMS "pgenv"? Also, what program knows about this "pgenv" file or the environmental variables, PGHOST, PGUSER, PGPORT? This is, however, just exactly what I'm looking for. Jim Apsey ------------------------------------------------------------------------------------------------------------------- elein wrote: >As an ex-illustrite, I create a file similar to the MI_PARAMS >file for Illustra only I call it pgenv. >In it I put the values for >PGHOST >PGUSER >PGPORT >You can also have PGDATABASE and neglect PGUSER if >you use your own login. source or "dot" the file before >calling your client program to define the variables in your >current environment. > >Many people define these variables in their profiles or .logins. >That is good too. You just want to set these values in the >client environment and then use the default connection >settings. On a windowsy client you are on your own. > >elein > >On Monday 28 April 2003 12:21, Jimmie H. Apsey wrote: > > >>Hello again mallah, >>Fair enough. I am porting an application (which I wrote) comprised of >>10 modules (i.e. stand-alone applications) which are written in C. >> These C programs call database library functions and X Windows library >>functions. >>Currently, these ported C programs run just fine on the database server, >>our only workstation and development station. I am now trying to get >>these same programs to work on a client workstation. So, I need to know >>what environment parameters are needed to be set, etc. On the SGI >>system I wrote and has been in production for five years, there is an >>Illustra (which came after Postgres and INGRES in Michael Stonebraker >>products) parameter file which contains certain directories, buffer and >>cache sizes, password and the hostname of the database server. >> >>Also, I have a command line prompt for issuing commands directly to the >>database. For example, I have on my current Postgres server the ability >>to type at the command prompt, >> >> "/usr/bin/psql database_name" >> >>and I am put into the database server prompt of #. >> >>How do I do this on another workstation? >> >>Next, how do I run the C programs which access the Postgres database >>from another workstation? >> >>I suspect the answer for both is similar. >> >>Also, I looked into the postgres.conf file you mentioned below but there >>was no line in it which reads, "#tcp_connections=false". >> >>I am trying to port the SGI system to Red Hat Advanced Server 2.1 which >>contains Postgres 7.1.3 if I read the rpm -qa results correctly. >> >>Thank you so much for your help and the help of others. I am sure there >>will be the right help out here among the Postgres Users. >> >>Regards to all and especially mallah@trade-india.com, >>Jim Apsey >>mallah@trade-india.com wrote: >> >> >> >>>>Thank you Mallah, I think I understand now how to setup the host system with changes to GUC >>>>and pg_hba.conf files. But what do I need to do on the client side as far as letting >>>>application know which database and where it is located? >>>> >>>> >>>> >>>> >>>Dear Jim >>> >>>your application must be having some method of specifying >>>the datasource , typically hostname,username,password and database name >>>are asked for . >>> >>>In case the application is expecting an ODBC datasource you will have >>>to download pgsqlodbc. >>> >>>Unless you tell us more details abt what app it is its difficult to >>>tell >>>regds >>>mallah. >>> >>> >>> >>> >>> >>> >>>>Thank you, >>>>Jim Apsey >>>>---------------------------------------------------------------------------------------------------------------> mallah@trade-india.comwrote: >>>> >>>> >>>> >>>> >>>> >>>>>Yes you may run postmaster with -i option but its simpler to modify postgresql.conf file (also >>>>>known as GUC) >>>>> >>>>>uncomment the line >>>>>#tcp_connections=false >>>>> >>>>>and change false to true. >>>>> >>>>>then change pg_hba.conf file to allow access from the client ip address. that file is >>>>>exemplified . >>>>> >>>>>if you still face problem revert back >>>>> >>>>>regds >>>>>mallah >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>>>Please refer me to a source which explains in some detail how to access a database residing >>>>>>on a server. I've already setup the server database and have applications running on the >>>>>>server which successfullly use the Postgres database. Now I want/need to access this >>>>>>database from a >>>>>>client workstation. Please help me set needed parameters on a host and client in order to >>>>>>access pgsql from that client workstation. I think I also need to run postmaster with the >>>>>>"-i" parameter and perhaps I need to modify the HOST:$PGDATA/usr/local/pgsql/data/pg_hba.conf >>>>>>file. I have been reading: >>>>>> >>>>>>http://www.ca.postgresql.org/docs/faq-english.html but I still don't know how to do it. >>>>>> >>>>>>Red Hat gives no support on this simple question. I just need a little help or a suggestion >>>>>>or two. >>>>>> >>>>>>Thank you, >>>>>> >>>>>>Jim Apsey >>>>>> >>>>>> >>>>>>---------------------------(end of broadcast)--------------------------- TIP 6: Have you >>>>>>searched our list archives? >>>>>> >>>>>>http://archives.postgresql.org >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>----------------------------------------- >>>>>Get your free web based email at trade-india.com. >>>>> "India's Leading B2B eMarketplace.!" >>>>>http://www.trade-india.com/ >>>>> >>>>> >>>>>---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and >>>>>unsubscribe commands go to majordomo@postgresql.org >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>> >>>----------------------------------------- >>>Get your free web based email at trade-india.com. >>> "India's Leading B2B eMarketplace.!" >>>http://www.trade-india.com/ >>> >>> >>>---------------------------(end of broadcast)--------------------------- >>>TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org >>> >>> >>> >>> >>> >>---------------------------(end of broadcast)--------------------------- >>TIP 6: Have you searched our list archives? >> >>http://archives.postgresql.org >> >> >> >> > > >
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