Questions tagged [postgresql-9.3]
PostgreSQL version 9.3
580 questions
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Multiple but not all executions of the same Postgres SELECT query are getting locked endlessly
I am using Postgresql version 9.2.18 on Centos Version CentOS Linux release 7.3.1611 (Core)
In postgres there is a select query on a single table which is getting executed multiple times per minute.
...
- 23
1
vote
1
answer
445
views
Postgres timezone issue when using postgres_fdw
I have a view stored on a foreign Postgres server (v 9.3) which pulls all of the data that was posted for the day.
I have foreign tables (using postgres_fdw) stored on my local Postgres servers (...
- 73
0
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1
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34
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ERROR: column "FLAT" does not exit. Line 1. SELECT UPPER(FLAT). Kindly fix the trigger
CREATE OR REPLACE FUNCTION trigger_fct_tri_sv_tab_temp()
RETURNS trigger
AS
$BODY$
BEGIN
n.FLAT := UPPER(n.FLAT);
RETURN NEW;
end
$BODY$
LANGUAGE plpgsql
SECURITY DEFINER;
CREATE TRIGGER ...
2
votes
3
answers
1k
views
calculate and return the ratings using sql
I have a table like this
What I am trying to achieve is weighted rating. For e.g., in this table we have five star as 3, four star as 1, three star as 1, two star as 1 and one star as 0. So the ...
- 197
0
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1
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944
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PostgreSQL 9.6.17 COALESCE function error
I'm trying a SQL query with the function COALESCE in PostgreSQL 9.6.17, but it produces an error:
invalid syntax for type double precision: ""
Example query:
SELECT COALESCE(date_part('...
0
votes
1
answer
1k
views
Unable to create view with temp table
Hi I am working on one project and want to create a view. I am using temp table in my query. can any one let me know how we can create such view ?
Following is my query, I tried using WITH..AS , but ...
2
votes
1
answer
405
views
Postgres table size is not growing after adding row
I couldn't see any growth in table size when I added a row in the relevant table. I see the same memory space even after adding 5 rows. Could anyone please help me and explain what I'm doing wrong?
- 53
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1
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469
views
Query fails sometimes on casting error
I have a query that can run on the same data set, and sometimes it fails and sometimes it succeeds
The query is generated by hive metadata service, and I can't modify it.
This is a simplified version ...
- 111
2
votes
1
answer
9k
views
Could not fork new process for connection: Could not allocate memory
I need help to understand the cause of this error and how to fix it.
I have a server running PostgreSQL 9.3. The cluster has around 1.000 databases. I use pgBouncer for pooling connections, and I set ...
- 123
9
votes
2
answers
11k
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How to estimate the size of a PostgreSQL DB to be dumped through pg_dump
Similar to this question about MySQL --
I need to find out the size of a dump file prior dumping but for a PostgreSQL Database. I could not find any reference to this in the documentation
0
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1
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172
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Extract week number from character varying column where dates are in float values as well as in datetimestamp as well
I have a table in which the closure_date which is represented as a character varying column. Some of the dates are saved as "43684.5708564815" and also as "2019-05-24 18:51:17". Now I need to extract ...
- 103
3
votes
2
answers
34k
views
How to do a restore of a large postgresql database?
I'm working on restoring a backup from on-premise postgresql to another postgresql database hosted in AWS (rds-aurora postgresql, serverless). The data size is 170gb of compressed data.
I earlier ...
- 175
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367
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Single-tenant to multi-tenant: restore old database to schema in new database
I have a Django app which uses Postgres as a database w/ the django-tenants package providing multitenant functionality. This is a migration from what was originally a single tenant database with just ...
-1
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1
answer
415
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PostgreSQL Password Authentication Error...but cannot find account
I'm getting the following error within the PostgreSQL log file. When an external service is calling the DB for map routing, the following error appears. However, within “Login/Group Roles”,...
- 1
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2
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6k
views
How can I have an aggregate function in the WHERE clause?
Using PostgreSQL 9.3.24
Issue
Just simple operation, but I don't know how to do that best simplest way.
How can I display results only when sum of available_counts for same product_id is 0 and ...
- 183
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3
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143
views
Query takes too much time to execute
I add the Query Plan of my query. And this takes too much time to execute and give data.
https://explain.depesz.com/s/4JtZ
I want to reduce the execution time of this query. So require to optimize ...
- 101
3
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1
answer
2k
views
What to use instead of WITH ORDINALITY in PostgreSQL 9.3
Issue
I have a query. Working with Postgres 11.5.
copy (
select "HOBIS",
"NAME",
"URL",
"IMG URL",
"PRICE ORIGINAL"
from (
select distinct on ("HOBIS")
...
- 183
0
votes
2
answers
385
views
Populate columns of table with other table that doesn't have relationship
Hello I have 2 tables in PostgreSQL: the 1st one
"Products"
id
price
factor1
factor2
the columns factor1 and factor2 they both are empty and I want to populate them with the data of another table
...
-2
votes
3
answers
59
views
Finding ids where all the IDs are smaller than some date
Considering a simple table with id-datetime field. I want to remove all records, where datetime is smaller than some constant, but keep ids which have at least one record with bigger date.
My first ...
- 343
8
votes
2
answers
27k
views
Pgbouncer getting auth failing when trying to connect using psql
I'm trying to configure the latest pgbouncer to work with postgres 9. I can connect to my db using psql with the right password but when I use psql -p 6432 I can't connect with the error message of ...
- 121
-1
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1
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5k
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pg_restore error while initializing. (Closed)
I am getting the error of:
pg_restore: [archiver (db)] Error while INITIALIZING:
pg_restore: [archiver (db)] could not execute query: ERROR: unrecognized configuration parameter "...
0
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1
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508
views
PostgreSQL: relation would be inherited from more than once
Assume I have a schema which initially have several yearly sliced data like:
schema: land_price
- land_price_1990
- land_price_1991
...
- land_price_2010
Now I would like to create a parent ...
- 103
0
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1
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117
views
How is a table locked regarding UPDATE-SELECT queries in PostgreSQL?
Is it possible to combine these UPDATE queries?
UPDATE myTable1 SET fld1 = myTable2.value
FROM myTable2
WHERE myTable1.id = myTable2.id AND myTable2.style = 45;
UPDATE myTable1 SET fld2 = myTable2....
- 3
0
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1
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323
views
Postgres record locking issue - could asynchronous UPDATES be a solution?
Is it possible (and sensible) to issue asynchronous UPDATEs to a postgres table?
Here’s the issue. I have two process, both of which access the same table.
Process “A” loads vast quantities of ...
- 1,313
0
votes
2
answers
259
views
Speeding up Postgresql manual index reset?
I'm merging databases with each other. One problem I have is that both of the database tables have the same primary keys (starting from 1, but otherwise they are different records).
To solve this, I ...
- 35
0
votes
1
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3k
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found xmin X from before relfrozenxid Y during vacuum
The vacuum of two pg_catalog tables runs into the following error and stops there.
found xmin X from before relfrozenxid Y during vacuum
I could find a lot of discussions about this problem but ...
- 1,008
2
votes
1
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1k
views
pg_commit_ts growing in postgres instance
I have a customer who is trying to set up bidirectional replication with logical replication publication/subcription model across two instances with the help of last_update_wins and reported that with ...
- 445
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1
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4k
views
Dynamic pivoting in PostgreSQL
I have a scenario where I have to pivot a list of rows to columns dynamically .For a particular order_number there might be several products. I want all those products to be in a separate column, ...
- 113
1
vote
1
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863
views
Can I do vacuumlo,vacuumdb and reindex in live production system without any downtime in postgres database
We are using a Postgres database (9.3) as our production database. It is generating huge lo objects. Due to this, the size is growing very fast. So we need to do database cleaning frequently. To ...
2
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0
answers
67
views
the cost decreased but the time was practically the same, why?
Table definition:
CREATE TABLE schema.mylogoperation (
id_mylogoperation serial,
data DATE,
myschema VARCHAR(255),
column_var_2 VARCHAR(255),
user VARCHAR(255),
action TEXT,
...
- 153
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497
views
Quering Postgresql digest function inside procedure works on pgadmin but not works by calling via Laravel
recently I have created stored procedure in Postgres Sql which deals about with hashing passwords. When used via PgAdmin tool it works like a charm as stated below.
I have also installed extension ...
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0
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1
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191
views
Huge DB (> 600M records/table) times out on query or hits memory limits?
Dearest DBA friends of Stackexchange,
I am trying to write data from multiple sourcetables into a new table containing compound information that i wish to use as source for a later project. The ...
1
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0
answers
7k
views
How to run multiple sql statements in Postgres using the tool PGADMIN?
I have 170 Alter Drop Constraint statement, 120 Truncate table, 120 Insert table and 170 Alter Add Constraint.
All of these should be run in one in one script as batch script and I'm using PGADMIN IV ...
7
votes
2
answers
5k
views
Performance of large transactions and concurrency?
If I have a multi-million row table and I run a transaction that updates 50k rows, what are the performance implications of this?
Assuming it's indexed correctly, it shouldn't take long, but what ...
0
votes
1
answer
493
views
Move a Postgres 9.3 database to a new server and update to 9.6 with minimum downtime
I have a PostgreSQL 9.3 database, which I have to move to a new server and update to 9.6 with minimum downtime.
I thought I could :
on the old Postgres, activate archive_command to copy WAL to a NFS ...
- 107
0
votes
1
answer
609
views
Problem migrating PostGIS
I need to migrate Postgres 9.3 + PostGIS 2.1 to Postgres 10.
I'm using CentOS 7.X
Using pg_upgrade it should be quite straightforward, but the problem is PostGIS.
Postgres 9.3 has PostGIS 2.1 ...
- 275
3
votes
0
answers
3k
views
There seems to be a postmaster servicing the old cluster. | Upgrade from postgres 9.3
I am working on upgrading postgres from version 9.3 to 10. I have encountered a lot of issues along the way since the install is way more custom done than it should be (People here LOVE complex and ...
- 121
2
votes
1
answer
6k
views
Postgres taking 3h to DELETE CASCADE
I have a Postgresql 9.3 with a "mother" table containing items, and a number of "child" tables containing parts of different kinds (e.g. item "AAA" is composed of 1000 parts "P1", 800 parts "P2", 40 ...
- 239
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0
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81
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EDB Replication Server - Replicate from EDB Postgres Advanced Server 9.3 to EDB Postgres Advanced Server 9.6
I am new to EDB Replication Server and I was wondering if I can use this tool to upgrade from EDB Postgres Plus Advanced Server 9.3 to EDB Postgres Plus Advanced Server 9.6.
Is this a bad idea? What ...
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1
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844
views
How to use "WHERE" and also "WHERE NOT EXISTS" in the same query and table?
I am trying to add both WHERE and WHERE NOT EXISTS in same query. Below mentioned query1 is working fine, but it returns all the t1 data which does not belong to company1. So I tried query2, but no ...
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votes
1
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261
views
Postgres: query planner not respecting table inheritance constraint when querying for null
I'm having an issue with slow queries that is caused by the planner checking every inherited table instead of only the one with the constraint.
I have a table with 0 rows called "search_result". This ...
- 73
0
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1
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844
views
How to query inside jsonb column
I have a column type of jsonb named changes
THis is the structure of my column.
[["change","is_enabled",[false,true]]]
I want to query within the column.
I want to find all the rows that "...
- 123
1
vote
1
answer
2k
views
How to find the nearest lat and lang in postgresql
I am trying find the nearest lang and lat from the specified lat and lang
i tried the below mentioned query, in my query i have mentioned the place muscat's lat and lang ,so i want to display the ...
- 453
0
votes
1
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86
views
Failover in Streaming Replication
I have one doubt on master to slave replication in streaming replication in postgresql. I confgured ONE Master and One Slave with streaming replication in my system If Master fails slave act as a ...
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1
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15k
views
If else statement on join query
i am working with a Postgresql database
having two tables:
professionals[professional_id,user_id,account_id]
users[user_id email]
accounts[account_id email]
professionals
[professional_id,...
- 37
1
vote
2
answers
4k
views
Tracking database and table size growth
Is there way we can get the table size and DB size growth from last one month day-wise?
We are able to give the current size of DB and table size.
- 147
3
votes
1
answer
11k
views
Not a able to kill the DB session in Postgres RDS
We are trying to killing one of DB session but not able to do it. Tried with following command getting "TRUE" after issuing command. Still we can see the session is active.
select ...
- 147
1
vote
1
answer
17k
views
Count records with same id but different column value
I have the following table:
+------+------+
|userID|Name |
+------+------+
|1 |sport |
+------+------+
|2 |it |
+------+------+
|3 |game |
+------+------+
|1 |sport |
+------+----...
- 133
6
votes
1
answer
3k
views
Custom location for postgis extension .control file [closed]
I am trying to install the postgis extension on my database, which resides on a web hosting service. The problem is that the control files seem to have to be found in /package/host/localhost/postgresq-...
- 191
1
vote
1
answer
48
views
How to fetch the records which is belongs to only one group in postgresql
I want to fetch the student_id which is only belongs to one collage
expected op
6 and 7 stud_id's so how can i do this?
_id | stud_id | collage_id | university_id | active
-----+---------+-------...
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