This tag is specifically for PostgreSQL version 9.1

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1answer
48 views

Postgresql restore data from file [duplicate]

I have a tar archive with full backup of my CentOS filesystem with pg9.1 installed. How can I restore one database from it?
0
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1answer
80 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
104 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 ...
1
vote
1answer
30 views

log_min_duration_statement setting is ignored

I am running Postgresql 9.1 on Ubuntu. Exact Postgresql version is 9.1+129ubuntu1 as my package manager shows. I have 2 databases that are actively in use and they are used from a remote server. I ...
1
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0answers
17 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. ...
-1
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1answer
41 views

Select Into Regexp_replace doesn't write changes into newly generated table

I have been using this query in postgres 9.1 in order to remove '' from existing data. Below is a sample of the data before running regexp_replace. 6'' 6'' 6'' 20'' 12'' 18'' 20'' 8'' 10'' '' '' ...
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0answers
31 views

After installing postgresql and postgres-xc with apt-get, I have psql but not postgres, initdb, pg_ctl

I used apt-get on Linux Mint to install postgresql and postgres-xc. I have access to psql, the postgres user exists, it's possible to create databases. However, the server seems to be running on ...
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0answers
26 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: ...
1
vote
1answer
42 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 ...
3
votes
1answer
45 views

restarting postgresql quickly

I'm reading over the postgresql admin cookbook. Some of the database server parameters require a restart and with a busy database, you may need to restart quickly. There are a number of things to do ...
1
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0answers
46 views

Reset postgresql [closed]

I have trouble: I tried to restore PG backup from CentOS on my Ubuntu computer. But had a trouble: after placing backuped Centos /var/lib/pgsql/9.1/data/ to my /var/lib/postgresql/9.1/main at Ubuntu, ...
1
vote
1answer
41 views

PostgresSQL authentication error

I recently forgot my PostgreSQL 9.1 password on my windows 8 and it asks for password on pgAdmin III console. Can I retrieve the password or reset it?
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2answers
183 views

Vacuum vs Auto Vacuum

I am trying to find answers for my below few queries which will help me in fine tuning my postgres DB. I did some googling but was not able to find answer. 1) Out of vacuum or Auto vacuum which is ...
3
votes
1answer
42 views

Use of integer instead of interval (of one type)

Our DB design presently has a interval column which will only be storing days (no other interval type) so it is making sense to use INT2 (smallint) instead of interval. Reference to documentation. ...
0
votes
1answer
93 views

upgrading from postgres 9.1 to 9.3 on ubuntu server

I have my production server(ubuntu 13.10) running with postgresql 9.1. I want to use few features of 9.3, hence want to upgrade. Could someone help me with upgrading from 9.1 to 9.3 so that there is ...
0
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0answers
18 views

Changed password on Postgres but I still can log in with the old one [closed]

I changed my password via alter user, but can still log in with the old one. In the 9.1.6 version of postgresql I resolved this problem by killing all the processes through pg_terminate_backend, but ...
2
votes
1answer
74 views

Debugging why postgres is snowballing with system cpu usage

I am having an issue where my postgres database which run on a dedicated machine is getting hammered with kernal level cpu usage. This essentially takes down the web service that run on this database. ...
1
vote
1answer
42 views

RIGHT() function in postgresql 9.1 not behaving as anticipated?

The following is with regard to PostgresQL 9.1 : I am using the right() and left() string functions to fix a few instances where data was input into my database being “off by one” .. so I’m doing ...
5
votes
1answer
50 views

How to see amount of reusable space for a table

I had a huge table(about 300mil rows). After massive DELETE and VACCUUM table files have stopped to grow. That's exactly what I expected. But is there any way to see how much space became reusable?
0
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0answers
23 views

What is the best way to design CMDB application

Currently I am developing an Ruby On Rails application in CMDB domain and I am not sure about all the properties (columns) of an component(table) so I am designing a DB with the properties which ...
0
votes
0answers
9 views

Failure Restoring PostgreSQL database

I have a backup of my database as a .backup file that I made via pgAdminIII. The backed up database has been accidentally deleted so I have to use this .backup file to restore it. I am only praying ...
0
votes
2answers
135 views

Postgres client unable to detect UTF-8 database

Context I am deploying a Vagrant box for my development team, and have encountered a problem restoring UTF-8 collated dumps. I don't believe it is related to the now-infamous "UTF8" has no equivalent ...
1
vote
0answers
23 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 ...
6
votes
1answer
447 views

Unexpected Seq Scan when doing query against boolean with value NULL

I have a database column called auto_review where column type is boolean. There is an index for that field, created using the ActiveRecord ORM. CREATE INDEX index_table_on_auto_renew ON table USING ...
0
votes
2answers
50 views

How to change table/indexes structure for a query with two aggregated colums

Do you have any suggestion on how to improve a table structure or its indexes in order to have a single query run faster? The table has this structure: docid | character varying(17) | ...
0
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1answer
40 views

Rotate Postgres log at 5GB

How to make postgres 9.1 log to have maximum size 5GB and to be circle when comes to 5GB ? At the moment my log file is over 500GB. /var/lib/postgres/
11
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3answers
16k views

How do I list all schemas in PostgreSQL?

When using PostgreSQL v9.1, how do I list all of the schemas using SQL? I was expecting something along the lines of: SELECT something FROM pg_blah;
0
votes
2answers
52 views

Big table size in PostgreSQL while number of rows is small

Tables' size in the PostgreSQL DB are big while the number of rows is relatively small (less then 500K rows). Vacuum of the specific table did not solve the problem. Only by deleting and importing the ...
3
votes
2answers
415 views

PostgreSQL: How to backup only One Schema from a database and restore it on another server

I have a database named "A" which has two schemas "B" and "C". I want to backup and restore Schema "B" on a different server? not sure how to do this as I am new to Postgres. Do I have to create a new ...
3
votes
1answer
251 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 ...
1
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0answers
95 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 ...
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0answers
30 views

How do I script out views using LIKE instead of double tilde?

I'm reading the PostgreSQL chapter of Seven Databases in Seven Weeks. Yesterday the book asked me to create a view in psql using this command: CREATE VIEW holidays AS SELECT event_id AS holiday_id, ...
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0answers
114 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 ...
1
vote
1answer
635 views

How I can copy from local file to remote DB in PostgreSQL? [closed]

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' ...
1
vote
1answer
50 views

Postgresql readonly Backup user

Is it true that it is IMPOSSIBLE to have readonly backup user in Postgresql ? I tried to hack around this as I've been advised on IRC channel that you simply can't have a backup only user with no ...
0
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2answers
105 views

What is the default size of text field in Postgres?

In the official documentation (http://www.postgresql.org/docs/9.1/static/datatype-character.html), it states text field is variable unlimited length. I wonder what is the default size of this field ...
1
vote
1answer
178 views

Add a column contains a photo

I installed PostgreSQL 9.1 under Ubuntu 12.10 And now I have a table called property I want to add a field that can be used to store photo(link to the photo or import a photo into a column?) But I ...
2
votes
1answer
191 views

Return ResultSet with column names from postgresql Stored procedures

I have the following postgresql Function: CREATE OR REPLACE FUNCTION readMessage(messageFor INT, qid INT = NULL, ctxt INT = NULL, messageFrom INT = NULL, byTimeStamp BOOLEAN = FALSE) RETURNS SETOF ...
0
votes
1answer
255 views

Howto disable Postgres listening on TCP?

Simply to avoid many problems in the first place I do not want my postgres server program to accept/listen to anything from any network (i.e. TCP/IP 4/6) connections. My setup is a Postgres 9.1 on ...
1
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0answers
135 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
vote
0answers
49 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 ...
0
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0answers
87 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
35 views

PostgreSQL Failover Issue

I have 3 PostgreSQL (9.1) server's, 1 master and 2 slave. I have configured streaming replication between them. Now when i shutdown the primary server and convert one of the slave to act as primary ( ...
1
vote
1answer
106 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
1answer
61 views

Slave as a master in PostgreSQL [closed]

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) ...
1
vote
1answer
42 views

Parsing the value and copying it to another column in postgresql

column_1 (varchar) has values with the format like 1024 MB, 2048 MB etc. There also exits column_2 (int). Now I would like to parse the value in column_1 and update the column_2 with values like 1024, ...
1
vote
1answer
210 views

Drop an index in postgresql

I had created an index wrongly and now im trying to drop that index. Since the datas are large for my table, dropping index is taking lot of time. Is there any other way to drop the index quickly? ...
1
vote
2answers
290 views

Taking a backup of a streaming WAL slave

I have an environment with pair of postgresql servers set up to do WAL streaming replication. I also have a test environment and periodically I want to snapshot the production DBMS and restore that ...
0
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0answers
40 views

postgres-xc - ERROR: object already defined [closed]

I am configuring two data nodes and a coordinator on postgres-xc. I get eh following error: ERROR: PGXC Node datanode1: object already defined CREATE NODE pgxc_pool_reload ------------------ t (1 ...
0
votes
1answer
236 views

Truncate table is taking too long in PostgreSQL [closed]

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 ...