This tag is specifically for PostgreSQL version 9.2

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Creating unique constraint to be validated from input

I have this table name tbl with this table definition: create table tbl ( id serial primary key not null, counter integer not null default 1, ref_id integer not null, date_booked date ...
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4 views

How to increase the size of the tablespace in Postgresql?

I have created a tablespace in PostgreSQL with name abc and location of the tablespace is /opt/PostgreSQL/9.2/data/dbspace,Now i want to increase the size of the tablespace is it possible in ...
1
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1answer
68 views

Upgrading using pg_upgrade on windows fails

When upgrading from postgres 9.2 to 9.3 by following the upgrade procedure found in PostgreSQL 9.3.4 documentation about pg_upgrade, the following command fails: RUNAS /USER:postgres "CMD.EXE" ...
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1answer
64 views

How to configure postgresql-9.2 to know blk_write_time in pg_stat_database

Interested in the procedure for collecting block write statistics of PostgreSQL 9.2. Steps followed for configuration, could get blk_read time but not blk_write_time CREATE EXTENSION adminpack; and ...
0
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1answer
16 views

PostgreSQL: After restoring data, unable to use Views (permission denied)

I'm attempting to get a PostgreSQL environment running locally. I'm using 9.2.8, and have restored data from a backup made by the DBA of the production environment. The restoration worked fine ...
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0answers
10 views

How to create different postgresql databases for same applications different instance in single server? [closed]

i have successed in creating multi tenency in a single server on centos. I created four to five instance with no issues, after this i created another instance and i struck with an error called "Fatel: ...
1
vote
1answer
26 views

database not restoring from dump file

I'm running the following command to create a dump of all database on my production server: prodserver:/# pg_dumpall -U postgres -h 1.1.1.1 > prod.sql on my development box, I also take a ...
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1answer
2k views

Error: Unable to write inside TEMP environment variable path

I am installing PostgreSQL 9.2.4-1-windows.exe on Windows 7 64 with Service Pack 1. I get the following, rather famous it seems, error: There has been an error. Unable to write inside TEMP ...
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2answers
62 views

Function execute query, manipulates result and then return the same result

I need a function that does something like this pseudocode: function get_data() RETURN SET OF something... as BEGIN myResultSet = select id, some_other_column from ...... limit 20000; update ...
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vote
1answer
27 views

Limit balancing results by a column

I have a web crawler that have a table with tokens to crawl and each token have a fk_location column that is the website where that token must be processed. I also have a function that returns me the ...
3
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2answers
218 views

Running a TPC-C Benchmark Without sleep() i.e. key-in + think time

We are running a TPC-C benchmark against a PostgreSQL 9.2 server using JdbcRunner-1.2 implementation. During first few tests we were not getting a smooth (that is, without sudden spikes down to almost ...
2
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1answer
48 views

Postgresql AUTOVACUUM ANALYSE parameters for a specified table

I would like to set autovacuum parameters for a specified table. My problem is that AUTOVACUUM ANALYSE on a small table takes way to long to complete. This table has only 2 columns (including the ...
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0answers
62 views

Could not open file “pg_clog/0000”: No such file or directory

My local PostgreSql 9.2 database won't start anymore this morning. I am on Windows 7. Yesterday, I performed a Windows Update before going to bed. I have checked the log and found: 2014-05-28 ...
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2answers
32 views

Get distinct results based on column and satisfy condition

I have the below select which is selecting from a table with the columns: id, project_id, keyword_id, position, Data example: i, p_id, k_id, p 1, 1, 1, 4 2, 1, 1, 5 3, 1, 1, 6 5, ...
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2answers
88 views

PL/pgSQL fuction to find circular references

I have two tables ID Task 1 1 2 2 3 3 4 4 Col1 depend 2 3 2 4 3 1 4 2 ID and Col1 are related through FK constraint. I want to find out all circular references. Here ID ...
2
votes
1answer
112 views

Postgresql 9.2.6 ignoring archive_command

I'm attempting to set up a 3-server chain by leveraging WAL-E. I've done this in the past with replication/wal segments and I'm attempting the exact same method, just with using WAL-E in between. My ...
2
votes
1answer
121 views

Postgresql not using GIN trigram index when performing non-ASCII LIKE query?

Steps to reproduce Create database CREATE DATABASE citiesdb WITH OWNER = citiesowner ENCODING = 'UTF8' TABLESPACE = pg_default LC_COLLATE = 'C' LC_CTYPE = 'C' ...
1
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1answer
109 views

INSERT using results of CTE INSERT to provide unique id values

I am writing a job to transform data from an old design into a new design. In this process, I need to take the id from an insert into a separate table and use that in an insert to the target table, as ...
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1answer
41 views

Close all connections to postgres without having a connection

I have a cron job that runs a script that connects to a remote postgres database that I do not administer. We are allotted a single connection and, on the occasion that I or a colleague log in to run ...
0
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1answer
131 views

Migrating Postgres from 9.2 to 9.3

I have 2 CentOS servers, one is running PostgreSQL 9.2 and the other, 9.3. I'm trying to migrate the database but I'm getting 'relation does not exist' errors. What I did was on the 9.2 server: ...
2
votes
0answers
48 views

2 versions of Postgis installed

For some reason I manage to have 2 versions of postgis installed at the same time due to a wrong update. I can see this as by issuing a select postgis_full_version() i get back version 2.1.0 ...
1
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1answer
63 views

How to set isolation to SERIALIZABLE DEFERRABLE for a whole Postgresql database? [closed]

I think read somewhere that it was possible to configure a Postgresql database to force all transactions to be SERIALIZABLE, but I can't find that document anymore. In fact, I would like to force the ...
0
votes
1answer
60 views

postgresql backup and recovery

I’m trying to set up backup strategy for a production postgreSQL DB. It will have large amount of data and it should be running 24 X 7. Could you recommend some backup & recovery strategies that ...
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2answers
136 views

Can't run PostgreSQL locally

I am working to run PostgreSQL is running locally but I cannot connect. I installed postgress using brew, then I downloaded http://postgresapp.com When I try to create a database createdb: ...
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0answers
28 views

Postgresql replica lagging behind

I restored a master database after a fallback by creating a new basebackup and making the promoted slave stand_by again. Per the logs everything is fine, however the following functions are not ...
0
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1answer
30 views

Postgresql: How to add a role that inherits from another?

Pretty cut and dry, I am just a total noob. Is there a way to make a given role inherit from another?
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0answers
42 views

Postgresql 9.2 - Auto vacuum running continuously for 18+ hours

I currently have a table that is updated daily (easily 20%+ rows are updated, all floats/integers) and the vacuum is kicking off and running for more than 18 hours. There are 19 million rows total. ...
4
votes
1answer
119 views

Order by distance

If I have a query returning nearby cafes: SELECT * FROM cafes c WHERE ( ST_DWithin( ST_GeographyFromText( 'SRID=4326;POINT(' || c.longitude || ' ' || c.latitude || ')' ), ...
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1answer
63 views

Function quote_nullable(timestamp without time zone) is not unique

When I run this query on "enterprisedb 9.2", it raises an error: select quote_nullable(to_date('09-02-2014 ','dd-MM-yyyy'))::date; Error: LINE 1: select quote_nullable(to_date('09-02-2014 ...
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0answers
45 views

Bloating effect in Postgresql [closed]

I've done some performance analysis on my DB and I have releved that: Read head 8192 CPU power used 25% Bloating 56% (84GB of 150) 20% occupied by index unused Now I have find that 99% of ...
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vote
2answers
95 views

Extract all tags from hstore field

I need to extract (copy) all hstore tags by object id from a postgres 9.2+postgis 2.1 database into an external file for post-processing. Since the keys and values vary per record, and I don't know ...
1
vote
1answer
345 views

Can't restore my distribution DB postgres 9.2 backup into my staging DB postgres 9.3

I keep getting this pg_restore: [archiver] did not find magic string in file header when i execute a pg_restore -Fc -U "username" -d "dbname" "filename".dmpon my staging DB. These DB are running on ...
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vote
2answers
52 views

Nearest value for each foreign key

I have a table with a primary key, timestamp, value, foreign key. I would like to find the nearest value to a timestamp for each of the foreign keys in a list. Unfortunately, the gap from the given ...
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0answers
40 views

Postgres 9.2 on Windows

Simple question, but utterly infuriating. Trying to use psql from a command prompt, but can't access any of the previous commands with the up/down cursors. I could also really do with finding out ...
1
vote
1answer
42 views

Postgres settings reported differently in pgsql

We are running PostgreSQL 9.2 on CentOS 6 and I am seeing the settings are reported differently when I run the show effective_cache_size; command vs select * from pg_settings where name = ...
2
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1answer
51 views

PostgreSQL 9.2; Altering a table to use another sequence

I've created a table like so: create table doki_data_item2 (like doki_data_item including defaults); but this new table uses the same sequence as the old table. So two questions: How can I copy ...
0
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1answer
186 views

Trigger - Add to a date using a subquery

(postgresql 9.2) I'v 2 tables Table 1 (extinguisher) extinguisher_id (serial) type_designation_extinguisher_type(text) manufacturing_date (date) life_date(date) Table 2 (extinguisher_designation) ...
0
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1answer
180 views

Streaming replication between postgresql 9.2 and 9.3

Does anyone know if it's problematic to have a postgresql 9.3 slave setup to do streaming replication from a postgresql 9.2 master?
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0answers
202 views

error: must be owner of relation USER_ACCOUNT_ID_seq

I have granted priviledges to a user for testing in PostGreSql: GRANT USAGE ON SCHEMA "MySchema" TO "Tester"; GRANT ALL ON ALL TABLES IN SCHEMA "MySchema" TO "Tester"; GRANT ALL ON ALL SEQUENCES IN ...
3
votes
1answer
130 views

2 B-tree indices OR 1 GiST index on tsrange — which will perform better?

I have a table which is storing reservation data using the columns starts_at & ends_at Whenever I'm querying the table to find overlapping reservations, I have an option of using one of the ...
0
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1answer
74 views

How to install postgresql on a server? [closed]

Background: I am busy with an MSc in GIS. It involves using postgresql 9.2 with the postgis extension as the spatial database and QGIS to view, edit and analyse the data. I know postgis is also ...
1
vote
1answer
188 views

How to view the query of another session in pg_stat_activity without being super user?

I have a Postgresql 9.2 database. Two users are created on this database. When I perform the following query as superuser, I can see everything. select * from pg_stat_activity However, is it ...
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0answers
34 views

Preserving tablespace and databases from previous install?

I goofed and destroyed my postgresql 9.2/postgis 2.1 installation under freebsd 9.2 by trying to install mapnik which, for my inconvenience, overwrote it with 9.0. I have, on another spindle, a ...
1
vote
1answer
60 views

PostgreSQL - Create view with autoincremental column

I have a PostgreSQL table, and I need to create a view with a new column. This column needs to be an auto-incremental column starting at 1 and going to N. Is this possible to do without effecting the ...
0
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3answers
68 views

Postgresql: Make Column Default a Query

Is there a way I can set up a column in PostGreSQL 9.2 such that the default value is a query? I am having to track down query statements from different sources that don't respect the "default" ...
1
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1answer
42 views

Postgres 9.2 under FreeBSD 8.4 - How do I find the databases & tables?

I'm trying to create an osm tileserver and am at the point where i've created the database to hold the output of osm2pgsql. But I can find neither the database (map_data) nor, of course, its tables. ...
0
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1answer
71 views

Complex “activity” based query optimization

I'm working on a query in the same style as Facebook's feed on a table that currently has 500,000 rows. For now I am just looking to get the 20 newest items (new records created by a user's ...
1
vote
1answer
106 views

Slow queries related to subqueries using aggregation

Here's a simplified version of the queries I am running: select ... from editions join edition_events on edition_events.edition_id = editions.id join events on events.id = ...
1
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1answer
53 views

query errors when all data not present

I have a working query that show success rate of staff. When I run it in for all staff it works flawlessly. However, when I insert it as a function within a java based page I get an error: ERROR: ...
2
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3answers
1k views

Cannot shutdown old postmaster when upgrading to Postgres 9.2

I'm upgrading to Postgres 9.2.2 (from 9.1.4). When I try to upgrade the DBs using: pg_upgrade -b /usr/local/Cellar/postgresql/9.1.4/bin -B /usr/local/Cellar/postgresql/9.2.2/bin -d ...