Primary interactive terminal for PostgreSQL

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3
votes
0answers
27 views

Rollback on \include error in psql

I'm trying to execute an sql script file in a single transation. The file contains includes for some other scripts which in my example create some tables. It looks like this: \include ...
0
votes
0answers
36 views

Translate psql meta-command to SQL

How can I translate a psql meta-command (like \dt or \ds) to the equivalent SQL query? I found some of the translations here. But it would be nice to have a command to do it automatically.
0
votes
0answers
26 views

Error importing postgres DB dump into empty database

I need to import my psql dump into my fresh psql database. When I execute the following command, I get errors. psql -U user new_database < filename.sql Error I got: ERROR: out of memory DETAIL: ...
0
votes
2answers
32 views

Using pg_dump and psql to transfer table with timestamp into another Db

I am using the following pg_dump and psql command lines through the terminal in order to transfer my table from one database to another. pg_dump -U postgres -t public.table1 database1 | psql -U ...
0
votes
1answer
55 views

why pg_restore ignores --create ? Error: failed: FATAL: database “new_db” does not exist

I am trying to run following command: sshpass -p "pass" ssh x@1.2.3.4 "pg_dump -Fc -U foo some_db" | pg_restore --create --dbname=new_db I get: failed: FATAL: database "new_db" does not exist
1
vote
1answer
30 views

script for restore of postgres database localy from dump given on stdin - ambiguous redirect

Runing this command: sshpass -p "pass" ssh x@1.2.3.4 "pg_dump -U foo some_db" runs perfectly fine. It returns on stdandard output the dump of db. Then I would like to restore new_db based on dump ...
1
vote
1answer
22 views

Postgres: modify existing search_path (preserve current values)

Sometimes I would like to extend the existing search path, rather than replace it, say: To start with say it is already set like so: SET search_path TO schema_b, schema_c, public; I want to add my ...
0
votes
1answer
67 views

psql: Run commands in batch mode

Consider a .sql file with a few selects and updates. I would like to run this file from a script using the psql utility: psql -h whatever.rds.amazonaws.com -U user dbname -f commands.sql The ...
1
vote
1answer
127 views

Can I use pg_restore to restore data to subset of tables?

I am trying to restore data in to select tables of a database (9.3.5). This is a data refresh from production to test, while maintaining some table data in the test database (like application users ...
0
votes
1answer
51 views

Run and Save multiple SELECT statements

Within a Postgres function I would like to run a number of PSQL SELECT commands. For each SELECT command I would like to output written to separate text files. What is the best way to implement ...
2
votes
0answers
28 views

Can you force pgpool to require SSL connections?

Can you force pgpool to drop non-ssl connections? I know you can with postgresql (Force PostgreSQL clients to use SSL?), but dropping that same syntax (hostssl instead of host) results in a ...
0
votes
1answer
42 views

How can I time SQL-queries using psql from command line?

I am sorry, I cannot comment, so I am posting a new question. There is already a question "How can I time SQL-queries using psql?" but I am missing answer how to do that from command line. How to run ...
2
votes
1answer
52 views

Can't list users - “select * from user” returns only one row with one column

I have a heroku postgres add-on database with a user table. However, when I attempt to select * from user, all I get is: current_user ---------------- rtsjlhdfptlaqd (1 row) The table name is ...
1
vote
1answer
654 views

Postgresql: set default psql client encoding

When I connect to a Postgresql DB using psql, I often get these messages: => SELECT * FROM question_view ; ERROR: character with byte sequence 0xd7 0x9e in encoding "UTF8" has no equivalent in ...
0
votes
1answer
35 views

Can PostgreSQL results include the query?

I run the following command to run 2 queries in a sql file. Could be 1, could be 50 queries. Depends on the deployment. psql -U <username> -h <servername> -d <databasename> -f ...
0
votes
0answers
14 views

periodic data move from local server to remote server

I have a local PSQL server that is recording data on a solid state drive of less than 8 GB as free on a WIn 7 embedded 32 bit machine. I order to make a backup and store large data I need to setup a ...
0
votes
0answers
14 views

Creation of a table with foreign keys in postgres is taking longer time [duplicate]

I am wondering if someone can help me understand this. I tried to add an column to a table of 22000 rows which is referencing other tables(one of these tables have 0.5 million records). It didn't ...
0
votes
0answers
33 views

compare time difference between current time with last data timestamp

I have a data server recording data every second. i need to setup a cron job that that runs a script that can give a reply if the now() is 24 hours more than the last data recorded. So that I can ...
1
vote
1answer
27 views

Understanding postgres prompts

What is the difference between postgres=# and postgres-#? I tried googling it and looking on the official site but could not get a hit for the symbols.
0
votes
1answer
247 views

Restore postgres in command line on ubuntu failed

This question may be asked many times. We are trying to move a postgres db from windows (psql 9.3) to ubuntu runing postgres 9.3. Here is what we did: In windows, create backup for db cis with ...
0
votes
0answers
34 views

Connecting to postgres server from remote client gives error

I need advice of the following please. I can login to PGAdminIII from my workstation and read/write to my database. However trying to login from the command line gives me an error. After entering ...
2
votes
1answer
86 views

Is there a way to define macros/alias in psql?

It is somewhat annoying to type EXPLAIN (ANALYZE, BUFFERS, VERBOSE) in psql tool every time you tune queries. So, is there a way to define an aliases (autocompletable ones would be very nice) in psql ...
1
vote
1answer
45 views

How do I automatically set meta commands when starting psql?

When I start a psql session, I would like certain meta commands to already be set. For instance: \x auto \set ON_ERROR_STOP on I was hoping to find an rc or config file but couldn't. The command ...
2
votes
1answer
113 views

How to Substitute Variables in PostgreSQL

The given Oracle query inserts data into table by substituting variables. How I achieve the same in PostgreSQL? INSERT INTO control_threshold ( threshold_id, group_name, description, sql, ...
1
vote
0answers
233 views

Is there a psql equivalent of bash's reverse-search-history?

I am very fond of bash's reverse-search-history (C-r) (command-line feature): Search backward starting at the current line and moving ‘up’ through the history as necessary. This is an incremental ...
1
vote
2answers
531 views

psql: id SERIAL PRIMARY KEY not starting with 1?

This is something I don't understand, can somebody explain? I create a table CREATE TABLE cali (id SERIAL PRIMARY KEY, ALK_from char, ALK_to char, AND_from char, AND_to char); Then ...
0
votes
0answers
74 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
46 views

Understanding the output of \d <table> in psql

Say I run the following command: \d mtb.big_table I get the output shown below. My questions are: What are column modifiers? (what does default now() mean?) Under Indexes, Why do some indices ...
0
votes
1answer
28 views

Saving output of \ commands to disk

When I try to run the following command: my_db> \copy \dt *. to /home/john/list.txt I get an error: \copy: parse error at "*" Why? How can I save the output to disk?
1
vote
2answers
1k views

psql: Show current database

In psql I can use \c <database_name> to connect to a given database. How can I see what database I am currently connected to? When I do: my_db> current_database(); I get: ERROR: ...
2
votes
1answer
2k views

Cannot start psql with user postgres “Could not change directory to /home/user ”

I did a silly mistake. I wanted to set postgres permissions to a folder for exporting data from my database. So I set something like sudo chmod 777 -u postgres /home/user and then my home partition ...
1
vote
1answer
110 views

Listing all databases in PostgreSQL [closed]

I have a basic question about PostgreSQL: When connecting to my database server via pgadmin3, I can see that there are multiple databases. For example, let's say I can see "test", "test1", and ...
1
vote
1answer
476 views

Tree structure hierarchical query sorting

I have the following structure of table. CREATE TABLE table1 ( serial_num integer NOT NULL, parent_num integer, parent_key text, key_ary_num integer[], level integer, rank integer, ...
0
votes
2answers
672 views

Recursive update for tree structure in PostgreSQL

I have the following structure of table. id chNum parentid --- ------ --------- 1 1 NULL 2 1.1 1 3 1.1.1 2 4 2 ...
2
votes
4answers
240 views

psql, getting a list of databases to be parsed by a script

I want to use psql to list all of the databases on a Postgres server, to be parsed by a script. This command lists them: psql -l -A -t but the output shows an obvious issue: the records are ...
3
votes
1answer
2k views

Postgres Dump To TXT File

Is there a way to convert a Postgres dump file to a text file? I'm experiencing issues getting the dump to the proper file location of I would just restore from the dump file and then export to text. ...
2
votes
1answer
61 views

psql coloured prompt misbehaving

In theory, there is a possibility to use coloured prompts in psql. I decided (not the first time :) that I need them, so I thought I would give them a try. So I have in my .psqlrc the following: ...
6
votes
1answer
8k views

Usage of COPY FROM STDIN in postgres

I just started using Postgres and I'm trying to create a sample db to understand its functions, looking around, I found some scripts in pgfoundry.org. I understand the commands, since I previously ...
1
vote
1answer
140 views

Postgresql socket not listening on the right one

I'm trying to get my postgresql to work. It is clearly running, according to: ps aux | grep postgres | grep -v grep I am getting - username 5781 0.0 0.0 2441364 524 ?? Ss ...
0
votes
2answers
201 views

Storing data in PostgreSQL: One table or two?

I've just started using PostgreSQL 9.2 and my data consists of product prices at various points in time, usually a different price every month. Question: Because every product can have different ...
2
votes
1answer
142 views

Mismatch between size computed from pg_buffercahce Vs shared_buffers in postgresql?

I have a rather naive question regarding the size of shared_buffers computed from pg_buffercache and the shared_buffers size mentioned in postgresql.conf. Based on my understanding pg_buffercache ...
0
votes
2answers
2k views

PostgreSQL cannot start after replacing contents inside its Data folder

When recovering the Postgresql database from a hacked Ubuntu 12.04 server, I copied the data directory to another location, reinstalled the OS and PostgreSQL, stopped PostgreSQL service, removed the ...
1
vote
1answer
88 views

Hiding variable input in psql

I am attempting to prompt for a username and password when running a database creation script, and I want to hide any text input for my password prompt. In Oracle's sqlplus, I can use HIDE at the end ...
2
votes
0answers
849 views

Is there a Postgres admin GUI that can execute a master file containing multiple sql files

I'm developing a really long script. I'd like to break the script into smaller, more manageable scripts and include each sql file in a master file, then just execute the master file. example: ...
1
vote
3answers
1k views

psql asks for password, CREATE USER didn't specify one

I used to have a user, say 'jack' in postgresql, and then I forgot what the password. I reassigned all its ownerships to user postgres, removed the user, and then created it again with CREATE USER ...
3
votes
1answer
449 views

Variable substitution in psql when using \copy

I'm using the psql command \copy and I would like to pass a variable to it from the shell (for table name) like I've done when scripting queries. I've read in the documentation for psql that: The ...
1
vote
1answer
81 views

There is an equivalent of login.sql on PostgresSQL?

When you log on Oracle database with SQLplus, it looks for a login.sql file in the current directory. If the file exists, it's executed. It's usefull to set preferences... There is an equivalent ...
0
votes
1answer
174 views

Postgres DB - Commit xlog files after server crash

After a server crash, it would seem that all transactions going back a number of months are not showing up in the live Postgres DB. Investigation has found all xlog files that does contain the data ...
3
votes
1answer
180 views

How to prevent query execution after exiting the \e editor in psql?

Is there an option that can change the "exit external editor -> query runs automatically" behaviour of the psql \e switch ? (Other than intentionally mangling the query syntax).
1
vote
1answer
2k views

restore compressed dump query in postgresql asks password

I'm using ubuntu OS and I took backup using sudo -u postgres pg_dump dbname | gzip > filename.gz in the file path as... /home/administrator/Documents/DB_Backup# sudo -u postgres pg_dump dbname ...