This tag is specifically for PostgreSQL version 9.1
0
votes
1answer
22 views
createdb command error : could not connect to database
I am using the following command for creating database in postgresql.
createdb -D pg_default -E UTF8 -h localhost -p 5432 -U pramil -W pramil mydb
but this command results prompt for password.When ...
-1
votes
1answer
61 views
Passing argument in trigger dynamically
CREATE TRIGGER audit_proc_tr
AFTER INSERT OR UPDATE OR DELETE
ON "log".hi
FOR EACH ROW
EXECUTE PROCEDURE "log".audit_proc(argument);
CREATE OR REPLACE FUNCTION ...
3
votes
0answers
40 views
What happen when Postgresql tablespace is null?
I'm facing a DWH on postgresql with no DBA (I'm not one) so I turn to you with hope to figure this issue/s.
Long story short, when I check the disk usage per tablespace, I get different distribution ...
2
votes
0answers
178 views
“custom archiver out of memory” error when restoring large DB using pg_restore
I'm trying to a restore a local copy of a 30GB DB (with only one table) dumped using the Heroku wrappers (described here) using pg_restore. The Heroku DB is using 9.1.7 and I have had the same result ...
1
vote
0answers
54 views
Configuring PostgreSQL for read performance
Our system write a lots of data (kind of Big Data system). The write performance is good enough for our needs but the read performance is really too slow.
The primary key (constraint) structure is ...
1
vote
0answers
20 views
Can't set up witness in Repmgr 2.0
I am trying to setup repmgr using the autofailover quick setup tutorial provided on Github Link
But I am kind of stuck on the witness section, when trying to create the witness with repmgr -d repmgr ...
1
vote
0answers
31 views
Failover - automatic switching between servers in Postgresql 9.1
I'm pretty new to Postgresql 9.1 and failover replication. We have a simple master-slave setup, for failover replication, which our application (client) is connected to. On a failure of the master, ...
1
vote
0answers
34 views
Write performance of Postgresql 9.1 with read-only slave
I have a Postgresql 9.1 database that is being hosted by Heroku. It currently has a read-only "follower". I need to truncate several large tables (over 100GB) of data and reloads them. Is the ...
1
vote
0answers
39 views
Slave as a master in PostgreSQL
I have set up a hot standby in PostgreSQL 9.0 on Windows.
I want that, at the time of fail-over, the slave should take over the role of master and start performing operations (both read and write) ...
0
votes
0answers
7 views
Postgres backup and WAL to S3
We are looking for a solution for the following problem:
We have set up streaming replication so we have a master DB and a slave DB, we want to have basebackups and WAL files sent to our S3 storage ...
0
votes
0answers
25 views
How to make continues cluster?
I have a report table with the following index:
providerid, date
The table is around 30M records and it grows about 100K rows per day.
I want to use in the index above as a cluster, but as I ...
0
votes
0answers
11 views
Streaming replication in postgresql 9.1 — sender and receiver processes aren't running
I've followed this guide, and cross-referenced the primary postgresql wiki in order to set up replication. I've configured postgresql.conf and pg_hba.conf as directed, and then restarted the master ...
0
votes
0answers
50 views
How I can copy from local file to remote DB in PostgreSQL?
I am a novice in psql and need some help.
How can I load a local CSV to a remote DB?
I am using the following command
\COPY test(user_id, product_id, value)
FROM '/Users/testuser/test.tsv' ...
0
votes
0answers
53 views
Streaming replication WAL files pg_xlog
We are using this awesome tool repmgr developed by 2nd Quadrant for streaming replication.
We set 1000 WALs to be archived. What I noticed though is that on master we have about 600 WALs in the ...
0
votes
0answers
32 views
Create Log file for insert,update and delete records and retrive the log details
How to create/update log file for each modifications(insert,update,delete) in my database. i cant find any feasible methods to achieve so. can anybody know how to implement this.? if so then please ...
0
votes
0answers
62 views
Configuring Postgres 9.2 streaming replication with Redhat Clustering Suite for High Availability
I'm in the process of configuring postgresql 9.2 streaming replication with Redhat Clustering Suite for high availability.
I have 1 master and 1 hot standby configured to replicate the data from ...
0
votes
0answers
82 views
Truncate table is taking too long in PostgreSQL
I have many databases on the same server, all with same templates. When I execute truncate command on exceptions table in each database, it works fine and executes immediately but on database named ...
0
votes
0answers
51 views
PostgreSQL can't start after tuning some options
I'm having some issues with "too many clients" and I tried to change the max_connections param (currently 100). I tried to set some value like 300, but when I restart the service, I got this
...
