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POSTGRESQL QUESTIONS

How to test PROCEDURE in PostgreSQL with pgTAP?
How to test PROCEDURE in PostgreSQL with pgTAP?
seems to work fine Here is an approach I came up with inspired by using interfaces along with mocking frameworks in other languages.First we move the COMMIT operation to a stored procedure like this:
TAG : postgresql
Date : November 28 2020, 04:01 AM , By : user2187814
How would I configure PGbouncer to work with SET search_path across queries?
How would I configure PGbouncer to work with SET search_path across queries?
I think the issue was by ths following , There is a nice list of PgBouncer limitations on PostgreSQL Wiki. SET is on that list. Assuming you want pool_mode = transaction in PgBouncer - which is the most sensible mode, and you have some application co
TAG : postgresql
Date : November 26 2020, 04:01 AM , By : user2186936
PostgreSQL - create cast from text to integer throws max_stack_depth error
PostgreSQL - create cast from text to integer throws max_stack_depth error
this one helps. Your call is endlessly recursive. In your cast function, you call a cast.You get the error because this endless loop hits the maximum possible recursion depth.
TAG : postgresql
Date : November 25 2020, 04:01 AM , By : James Harries
Is there a mechanism in SQL to escape a variable?
Is there a mechanism in SQL to escape a variable?
With these it helps There are several quoting functions in PostgreSQL, documented at https://www.postgresql.org/docs/current/functions-string.html
TAG : postgresql
Date : November 24 2020, 04:01 AM , By : Dennis
jOOQ does not use custom data binding
jOOQ does not use custom data binding
I wish this help you I am trying to write a custom data type binding for PGInterval and Duration to use jOOQ together with TimescaleDB. Sadly jOOQ does not use it when generating functions for the database routines. , You are confusing the two config
TAG : postgresql
Date : November 21 2020, 04:01 AM , By : user2185168
What is pg_class in Postgres and how to see it using pgAdmin 4?
What is pg_class in Postgres and how to see it using pgAdmin 4?
help you fix your problem pg_class is an internal system table that stores information about tables (and similar objects") available in the database. Every database product has such a collection of system tables (and views) that it maintains. You can
TAG : postgresql
Date : November 19 2020, 04:01 AM , By : user2184702
comparing bytea to bytea in plpgsql
comparing bytea to bytea in plpgsql
I think the issue was by ths following , Use substring(string [from int] [for int]).The loop may look like this:
TAG : postgresql
Date : November 17 2020, 04:01 AM , By : user2184049
Visibility of other transactions inside given one
Visibility of other transactions inside given one
will help you This depends on the current snapshot.READ COMMITTED transactions take a new snapshot for every query, while REPEATABLE READ and SERIALIZABLE transactions take a snapshot when the first query is run and keep it for the whole duration of
TAG : postgresql
Date : November 16 2020, 04:01 AM , By : Rohith Ravi
Are postgresql RAISE messages stored somewhere?
Are postgresql RAISE messages stored somewhere?
may help you . Not necessarily:
TAG : postgresql
Date : November 15 2020, 04:01 AM , By : Shay Lichtin
7 Day Return/Retention Rate
7 Day Return/Retention Rate
should help you out The problem is a bit easier than your query makes it seem, you can actually do it with just one subquery and one out query as follows:
TAG : postgresql
Date : November 15 2020, 04:01 AM , By : Matjah Sonneveld
Postgresql remove values from foreign key that has a cyclic reference and also is referenced in a primary table
Postgresql remove values from foreign key that has a cyclic reference and also is referenced in a primary table
help you fix your problem This anonymous code block will accumulate all the principles rooted with ID 13 searching down the dependency tree in an array parameter named l_Principles. It then deletes all the dependency records where either the father o
TAG : postgresql
Date : November 15 2020, 04:01 AM , By : Henrique Belfort
IBM Cloud: Connecting SQuirreL to Databases for PostgreSQL gives SSL error
IBM Cloud: Connecting SQuirreL to Databases for PostgreSQL gives SSL error
this one helps. I was able to connect with the standard JDBC driver for PostgreSQL after changing the driver properties:Simple, but not secure approach:
TAG : postgresql
Date : November 12 2020, 04:01 AM , By : imitrushi
Yii2: accent insensitive filter
Yii2: accent insensitive filter
like below fixes the issue I resolved it using the lower_unaccent PostgreSQL function and the ILIKE PostgreSQL operator:
TAG : postgresql
Date : November 11 2020, 04:01 AM , By : user2181679
Keep default behavior when new trigger is inserted SQL
Keep default behavior when new trigger is inserted SQL
wish help you to fix your issue Quote from the manual
TAG : postgresql
Date : November 10 2020, 04:01 AM , By : ogopode
PostgreSQL Circular Index
PostgreSQL Circular Index
this will help demo:dbfiddle
TAG : postgresql
Date : November 09 2020, 04:01 AM , By : user2181248
psql: FATAL: Peer authentication failed for user "XXX" even after setting password
psql: FATAL: Peer authentication failed for user "XXX" even after setting password
I wish did fix the issue. You must inspect your hba file. To check where it is, use the following command on psql:
TAG : postgresql
Date : November 08 2020, 04:01 AM , By : alwiha
updating table with Postgresql Foreign data wrapper
updating table with Postgresql Foreign data wrapper
seems to work fine As you have seen, the foreign table definition does not change when the underlying table changes.If all you did is add a column, you can use ALTER FOREIGN TABLE to add a corresponding column to the foreign table. That should work e
TAG : postgresql
Date : November 05 2020, 04:01 AM , By : Mack
Cannot get connection between containers
Cannot get connection between containers
Any of those help You have a typo in your compose file. A DNS alias is automatically configured for the service name, and a default docker network is also created for your project. So all that should be needed is to connect to the service name, which
TAG : postgresql
Date : November 04 2020, 04:01 AM , By : stone
Getting maximum sequential streak with events
Getting maximum sequential streak with events
I wish this helpful for you Your instinct is a good one in looking at the rows with zero events and working off them. We can use a subquery with a window function to get the "gaps" between zero event days, and then in a query outside it take the reco
TAG : postgresql
Date : November 04 2020, 04:01 AM , By : Sergey
How to pivot table without joining itself multiple times
How to pivot table without joining itself multiple times
it should still fix some issue demo: dbfiddleA simple pivot can be achieved by this way:
TAG : postgresql
Date : November 04 2020, 04:01 AM , By : Kushal Sharma
How to make connection between Docker Containers
How to make connection between Docker Containers
may help you . There's a typo in your compose file, you name the service postgre but connect to postgres. Docker uses the service name for the DNS alias on a shared network, so this will break your connection attempt. To fix, just rename your service
TAG : postgresql
Date : November 02 2020, 04:01 AM , By : Mrityunjay
Oldest and earliest time in PostgreSQL
Oldest and earliest time in PostgreSQL
it fixes the issue You can use GROUP BY on the user column to bucket the rows per group. Combine it with MIN / MAX moved to the HAVING clause so they are calculated after the grouping has been performed:
TAG : postgresql
Date : October 30 2020, 05:01 AM , By : Rahul Chaudhary
Removing Duplicates From Multiple Unique Columns
Removing Duplicates From Multiple Unique Columns
I think the issue was by ths following , GREATEST and LEAST functions might help. DELETE ... USING syntax
TAG : postgresql
Date : October 30 2020, 05:01 AM , By : Pavan
Non-default values for postgres-hll type (HyperLogLog)
Non-default values for postgres-hll type (HyperLogLog)
I think the issue was by ths following , The postgres-hll doc states that the default values for its parameters can be changed: , This is how I solved it:
TAG : postgresql
Date : October 29 2020, 05:01 AM , By : Abraham Gates
How can I run a postgresql query over array of strings?
How can I run a postgresql query over array of strings?
To fix this issue demo:dbfiddleTo get a match for an array element you have to use:
TAG : postgresql
Date : October 28 2020, 07:41 AM , By : Chris Yao
Driving directions using Postgis and pgRouting
Driving directions using Postgis and pgRouting
this one helps. Try emailing the pgrouting mailing list, they usually respond pretty fast.
TAG : postgresql
Date : October 25 2020, 12:12 AM , By : user3848646
Jetty datasource with Atomikos UserTransaction
Jetty datasource with Atomikos UserTransaction
To fix the issue you can do Make sure you followed Step 1 and Step 2 of http://docs.codehaus.org/display/JETTY/Atomikos (assuming you are using Atomikos 3.3 and onwards).Then, for the Step 3, pay a special attention to this note:
TAG : postgresql
Date : October 20 2020, 11:12 PM , By : Eduardo Diaz
unicode string search
unicode string search
I think the issue was by ths following , I think you have confused single and double quote in your query.You should query like this:
TAG : postgresql
Date : October 19 2020, 11:12 AM , By : Donhi
Copy schema and create new schema with different name in the same data base
Copy schema and create new schema with different name in the same data base
Any of those help Use pg_dump to dump your current schema in a SQL-formated file. Open the file, replace the schemaname with the new name and excute this script in your database to create the new schema and all other objects inside this schema.
TAG : postgresql
Date : October 17 2020, 11:12 PM , By : user3851100
Calculating PostgreSql DB size in python
Calculating PostgreSql DB size in python
should help you out I want to write a cron job to calculate PosgreSql database size in python. Is there any API's in python. Cron job will find all the databases calculate sizes for all of them daily. , Just a query:
TAG : postgresql
Date : October 16 2020, 11:12 AM , By : user3851511
Optimal database table optimization method
Optimal database table optimization method
will help you Rather than keeping it a single physical table, have you looked into PostgreSQL partitioning? It's supported as of version 8.1.Partitioning can help you avoid the problem of choosing between fast INSERT vs fast DELETE performance. You c
TAG : postgresql
Date : October 15 2020, 11:12 PM , By : user3851708
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