This tag is specifically for PostgreSQL version 9.1

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2answers
125 views

Limiting read access in postgres to few rows

We have a requirement where we want to limit the maximum no. of rows that a select query can return when its done using a particular login. So basically we would like to append a limit clause to any ...
2
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1answer
120 views

Problems restoring backup from base backup + WAL with WAL-E

I'm trying to do nightly restores of the main database on a separate node. I want to do weekly full restores and nightly restores by consuming the latest WAL files. On the master I have wal_level = ...
2
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1answer
515 views

Trouble with installing additional modules on Postgresql 9.1 on ALT-Linux

I'm trying to create extension under postgresql 9.1 (Linux): CREATE EXTENSION pg_trgm; but got error: ERROR: could not open extension control file "/usr/share/pgsql/extension/pg_trgm.control": No ...
1
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1answer
77 views

postgresql 9.1 failed insert occupies increasing disk space

I have a postgresql 9.1 installation where the available disk space is very low (20Gb) however there is only one client that inserts data in various tables (typically one entry every few minutes) and ...
1
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1answer
2k views

PgPool 2 with HA Proxy

So, I'm looking to add high availability to a postgresql server. I've looked into some tutorials on the web but, haven't been able to find exactly what I'm looking for. E.g.: PostgreSQL ...
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1answer
52 views

PostgreSQL - is it possible to use a plpgsql function in a bash script?

Target : What i'm trying to achieve is to restore a partial backup of a database (only certain rows that satisfied certain conditions have been backed up). Problem : Since between the partial-backup ...
0
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1answer
427 views

Problem using pg_dump in Windows 7

I am trying to copy a remote database onto my local machine using the following command C:\Program Files\PostgreSQL\9.1\bin>pg_dump -h remote_server -U remote_user_name -c database_name | psql -a ...
0
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1answer
42 views

Postgres-9.1 having more Idle connections

The connections were created 2 days before. Can I kill the process manually by using the below query? select pg_terminate_backend(procpid) from pg_stat_activity where datname = 'mydb' and procpid ...
0
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1answer
726 views

pgpool2 setup on master-slave replication using postgreql 9.1

I have already setup 2 ubuntu server 12.04 LTS on my local machine using virtual box and is using the master-slave replication (postgresql 9.1). 192.168.0.109 = master 192.168.0.110 = slave my ...
0
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1answer
711 views

FATAL: catalog is missing 1 attribute(s) for relid 2662

I have a server with PostgreSQL9.1-903 (Windows 7 Professional). After a power cut my database is inaccessible (I presume that the database is corrupted). The postgreSQL service starts but the ...
0
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1answer
659 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 ...
3
votes
0answers
145 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
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0answers
40 views

Postgres Streaming Replication: How to re-sync data in master (with standby) after failover

I am absolutely new to postgres 9.1 replication mechanisms. I have managed to set up streaming replication between a master and standby postgres (Both have x number of records). At one point when ...
2
votes
0answers
897 views

Postgres 9.1.6 Error index contains unexpected zero page at block 0

I have setup streaming replication on Postgres 9.1.6 running on a debian server and it's going on fine. When I try to run a query on the replica DB I get the error below: ERROR: index ...
2
votes
0answers
57 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 ...
2
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0answers
1k 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 ...
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0answers
7 views

Error on slave2 after promoting slave1 to master in cascaded streaming replication

I've a setup like MASTER -> SLAVE1 -> SLAVE2. MASTER and SLAVE2 are running on different ports on single server. SLAVE1 in on another server. For testing purpose I've powered off my first server ...
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0answers
34 views

Postgres configuration, incoming connections

Hello I'm trying to figure out the best way to allow connection from certain ips/hosts to my db instance. I've got an api(s) pointing to the database and right now we do something like this ...
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0answers
47 views

PostgreSQL query slow when using tsvector and ORDER BY despite having index

Running on a large database (around 1.5G) The following query takes about 70 seconds to run, SELECT x FROM DBText x WHERE x.status = 2 AND x.publishedTime < 4574590406397 AND x.service = ...
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0answers
39 views

Veryfing integrity of custom order column with pure SQL

I have two tables, one stores structure (using so called parent field), the other entities that can be embeded into that structure. As certain level of structure can contain both entities and deeper ...
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0answers
59 views

I am not able to create/reindex a unique index in a table

I have a table that contains user locations (called public.user_location) and is the following: Column | Type | Modifiers id | ...
1
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0answers
136 views

pg_basebackup could not get WAL end position from server

I'm trying to pg_basebackup my database. I followed instructions in PG Mauals and set it up properly (check on other server and database), but my backup isn't ending - on end of progress it's ...
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0answers
190 views

Storing changes to stored procedure and triggers in PostgreSQL

I want a mechanism where I can store/track changes in stored procedure and triggers. I want to track these logs in some table. What is the best possible way ?
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0answers
73 views

Postgres SQL Database Recovery

I am recovering a corrupted database, which may not really of had problems, but the server did. The host has restored a backup of the VM image (Ubuntu 12.04 LTS), however, its 10 days old, which is ...
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0answers
171 views

Data Corruption on base backups created with wal-e?

I have streaming replication setup on Postgresql 9.1 with two machines on AWS EC2. The master has a cron job that does a daily base backup using the wal-e tool and uploading it to Amazon's S3 storage. ...
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0answers
175 views

how do I debug postgresql 9.1 server terminating

my /var/log/postgresql/postgresql-9.1-main.log shows 2014-03-25 10:39:30 CET HINT: In a moment you should be able to reconnect to the database and repeat your command. 2014-03-25 10:39:30 CET LOG: ...
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0answers
58 views

Pg_restore table size differences

What would account for the difference in table sizes between one PostgreSQL database and another restored from its dump file? On an Ubuntu 12.04 host, I'm running PostgreSQL 9.1, and I dumped my ...
1
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0answers
306 views

Correct pg_hba.conf to allow script to run locally with a specific db-user

I've got a working postgreSQL database with following pg_hba.conf: local all postgres peer local all all ...
1
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0answers
61 views

using separate schemas or databases

For my web application with a postgresql backend I'm now looking into schema's. As I switched from MySQL to Postgresql(because of (amongst others) the proper geospatial extension) I was not aware of ...
1
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0answers
302 views

postgresql multi column unique or check constraint

First a word of pleading. To say I am a newbie to postgresql would be an insult to the newbies! I have been working on this for only a day or so. I have found several questions on this site, and ...
1
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0answers
292 views

Postgresql Streaming Replication - pgpool2 - failover

In my scenario I want pgpool to forward read only queries to slaves when the master goes down - I want my app to be in the "read only mode". How do I setup pgpool to accept read only queries when ...
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0answers
1k 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 ...
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0answers
45 views

Couldn't setup postgresql cluster with heartbeat pgsql ra

I'm trying to install postgresql cluster with the following configuration: 2 virtual hosts with RHEL 6.6 x64: postgresql 9.1 with hot standby replication pacemaker 1.1.12 resource-agents 3.9.6 I ...
0
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0answers
30 views

Join does not not use index in PostgreSQL?

I have a statement that selects from two tables news and status. It seems that the index on the column status of the table news is not used. This table has about 70.000 rows and the query costs too ...
0
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0answers
49 views

Searching ObservableCollection's items in a string

i am trying to search an observablecollection's items in a string. I try as in the below code. for (int j = 0; j < DBControl.Instance.SelectLanguagesFromDatabase().Count; j++) { if ( ...
0
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0answers
53 views

Starting up postgres on Ubuntu for the first time

I've installed postgres on ubuntu, created a node and now I'm trying to start up that node as per the instructions: postgres --coordinator -D /usr/local/pgsql/data -p 1281 But I get the following ...
0
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0answers
56 views

Slow search times with functions despite index?

I'm aware that this question might be under the guidelines of being closed, but I'm out of ideas at the moment on how to optemize this table any further. Given a have a few billion records with ...
0
votes
0answers
106 views

listen_addresses set to '*' in postgresql.conf disappears every reboot of Ubuntu

I have set listen_addresses to '*' in /etc/postgresql/9.1/main/postgresql.conf and stopped/started Postgres 9.1 with /etc/init.d/postgresql to "reload" configs. This works fine and I can access my ...
0
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0answers
166 views

Using prepared statements in libpqxx with variable numbers arguments

I am trying to do some streamlining of a PostgreSQL database application. I am collecting data in a real-time setting using a Windows application and libpqxx. I would like to look into using ...
0
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0answers
69 views

Adding additional condition significantly degrades performance

Have the following query: SELECT * FROM table_A INNER JOIN table_B ON /* conditions */ INNER JOIN table_C ON /* conditions */ INNER JOIN table_D ON /* conditions */ WHERE table_B.state = 'active' ...
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0answers
47 views

Connecting to a remote Postgres 9.1 DB

I am running Postgres 9.1 on Ubuntu. I have host all all my.ip.address/32 md5 set in pg_hba.conf and listen_addresses= '*' set in postgresql.conf. Running show listen_addresses shows '*' Running sudo ...
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0answers
232 views

Data migration of specific data from one DB to another

I am new to this site, I have one major question of data migration, I apologize before hand if the question is too silly. I have two data base on one server, I have one table with the same schema on ...
0
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0answers
550 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
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0answers
267 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 ...