Re: pg_sample

From: Naveen Dabas <naveen(at)paymonk(dot)com>
To: Paul Carlucci <paul(dot)carlucci(at)gmail(dot)com>
Cc: Abhinav Mehta <abhinav(at)metarain(dot)com>, Ravi Krishna <sravikrishna(at)aol(dot)com>, Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com>, pgsql-general(at)postgresql(dot)org
Subject: Re: pg_sample
Date: 2018-08-27 06:03:02
Message-ID: CA+YHAKHvyVG2y5C1ag48GqzD3ssZ9EGfC5tWQPOxhr17_YE1eA@mail.gmail.com
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Server encoding is UTF8
Client encoding is UTF8
Creating sample schema sampledb1
DBD::Pg::db do failed: ERROR: cannot execute CREATE SCHEMA in a read-only
transaction at ./pg_sample line 296.
main::__ANON__('DBD::Pg::db do failed: ERROR: cannot execute CREATE SCHEMA
i...', 'DBI::db=HASH(0xab2388)', undef) called at ./pg_sample line 478
Done.

can you help me in this
thanks

On Mon, Aug 27, 2018 at 11:16 AM, Naveen Dabas <naveen(at)paymonk(dot)com> wrote:

> Thanks for the help.
> But now i'm getting some different error as i rum this command
> ./pg_sample -a -f file.sql --limit="user = 100" --schema=dbname -h
> hostname -U user -W password
>
> I am not getting output and one file opens , in that file there id guide
> for pg_sample
> ----
> /tmp/9REOT5C
>
> NAME
> pg_sample - extract a small, sample dataset from a larger PostgreSQL
> database while maintaining referential integrity.
> =head1 SYNOPSIS
> pg_sample [ option... ] [ dbname ]
> =head1 DESCRIPTION
> pg_sample is a utility for exporting a small, sample dataset from a
> larger PostgreSQL database. The output and command-line options closely
> resemble the pg_dump backup utility (although only the plain-text format
> is supported).
> The sample database produced includes all tables from the original,
> maintains referential integrity, and supports circular dependencies.
> To build an actual instance of the sample database, the output of this
> script
> can be piped to the psql utility. For example, assuming we have an existing
> PostgreSQL database named "mydb", a sample database could be constructed
> with:
> createdb sampledb
> pg_sample mydb | psql sampledb
> and so on .......
>
> On Mon, Aug 27, 2018 at 1:27 AM, Paul Carlucci <paul(dot)carlucci(at)gmail(dot)com>
> wrote:
>
>> sudo yum install perl-CPAN
>>
>> Also do a "yum search perl-" and you should find most, if not all what
>> you need natively packaged for your particular Linux distro. You're better
>> off just sticking with the pre-packaged perl modules unless you
>> specifically need something special.
>>
>> You'll find more modules if you also enable the EPEL yum repo by setting
>> enabled=1 in the first section of /etc/yum.repos.d/epel.conf and rerunning
>> that yum search command.
>>
>> On Sun, Aug 26, 2018, 2:20 PM Naveen Dabas <naveen(at)paymonk(dot)com> wrote:
>>
>>> Sir i'm getting error in both commands
>>>
>>> [root(at)ip-88-8-8-17 ~]# perl -MCPAN -e 'install Bundle::DBI'
>>> Can't locate CPAN.pm in @INC (@INC contains: /usr/local/lib64/perl5
>>> /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl
>>> /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .).
>>> BEGIN failed--compilation aborted.
>>> [root(at)ip-88-8-8-17 ~]# perl -MCPAN -e 'install DBD::Pg'
>>> Can't locate CPAN.pm in @INC (@INC contains: /usr/local/lib64/perl5
>>> /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl
>>> /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .).
>>> BEGIN failed--compilation aborted.
>>>
>>>
>>>
>>> operating system =CentOS Linux release 7.5.1804 (Core)
>>>
>>> thanks
>>>
>>>
>>> On Fri, Aug 24, 2018 at 6:16 PM, Abhinav Mehta <abhinav(at)metarain(dot)com>
>>> wrote:
>>>
>>>> Solution, execute this on your linux terminal -
>>>>
>>>> $ perl -MCPAN -e 'install Bundle::DBI'
>>>> $ perl -MCPAN -e 'install DBD::Pg'
>>>>
>>>> > On 24-Aug-2018, at 6:13 PM, Ravi Krishna <sravikrishna(at)aol(dot)com>
>>>> wrote:
>>>> >
>>>> >>
>>>> >> sir have taken pg_sample
>>>> >> Now i want to run pg_sample with credential but i'm getting this
>>>> error
>>>> >>
>>>> >> Can't locate DBI.pm in @INC (@INC contains: /usr/local/lib64/perl5
>>>> /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl
>>>> /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 .) at
>>>> ./pg_sample line 192.
>>>> >> BEGIN failed--compilation aborted at ./pg_sample line 192.
>>>> >
>>>> > As is clear from the message, you need to install Perl DBI/DBD first.
>>>> >
>>>> >
>>>>
>>>>
>>>
>>>
>>> --
>>> --
>>> With Regards
>>> Naveen Dabas
>>> Ph. 9017298370
>>>
>>>
>>> *Important Disclaimer:* Information contained in this email is for the
>>> recipient primarily addressed to. If you are not the primary recipient or
>>> are not supposed to receive this email, you are advised to kindly delete
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>>> not use it without authorization.
>>
>>
>
>
> --
> --
> With Regards
> Naveen Dabas
> Ph. 9017298370
>
>

--
--
With Regards
Naveen Dabas
Ph. 9017298370

--
*Important Disclaimer:* Information contained in this email is for the
recipient primarily addressed to. If you are not the primary recipient or
are not supposed to receive this email, you are advised to kindly delete
the email or the thread and notify of the error. The logo is a registered
and copyrighted property of *ACTAS TECHNOLOGIES PRIVATE LIMITED*. Do not
use it without authorization.

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