logo
down
shadow

POSTGRESQL QUESTIONS

Postgresql dense ranking to start at 2 if there is an initial tie at 1
Postgresql dense ranking to start at 2 if there is an initial tie at 1
I wish this helpful for you All you need to do is to check if the highest cost is the same as the second-highest cost. And if that is the case, add 1 to all rank values:
TAG : postgresql
Date : November 26 2020, 11:01 PM , By : Kim Swecko
How do I run an SQL file in PostgreSQL using a Linux terminal?
How do I run an SQL file in PostgreSQL using a Linux terminal?
this one helps. I am working as a software tester. I want to to test my project locally. So I want to insert the database using the psql command. I tried so many times. I couldn't get to access the login page. , This is wrong:
TAG : postgresql
Date : November 25 2020, 11:01 PM , By : Ashish.B
Estimated time minus spent time wrong result - postgresql
Estimated time minus spent time wrong result - postgresql
I think the issue was by ths following , Joining the hr table multiplies the task table rows. Aggregate hr before joining:
TAG : postgresql
Date : November 25 2020, 11:01 PM , By : Kyokon
Unrecognized Config Parameter "bytea_output" pgAdmin 4
Unrecognized Config Parameter "bytea_output" pgAdmin 4
Any of those help PostgreSQL 9.0 and earlier are not supported by pgAdmin 4.Unfortunately that is not documented yet, but you can find it in this and this bug report (requires a PostgreSQL community account):
TAG : postgresql
Date : November 24 2020, 11:01 PM , By : Flueesy Blueesy
Postgresql: Timestamp from string
Postgresql: Timestamp from string
wish help you to fix your issue , To get first and last days of January in current year use:
TAG : postgresql
Date : November 23 2020, 11:01 PM , By : Minh Ngoc
SECURITY DEFINER - privileges of the function's creator, or owner?
SECURITY DEFINER - privileges of the function's creator, or owner?
hop of those help? Usually (initially) the creator is the owner. However, if the owner of the function has been changed, security definer applies to the new owner. Per the documentation:
TAG : postgresql
Date : November 15 2020, 11:01 PM , By : Toni Simpson
Postgresql Week number same for Jan and Dec dates
Postgresql Week number same for Jan and Dec dates
seems to work fine I think the documentation explains this pretty well:
TAG : postgresql
Date : November 14 2020, 11:01 PM , By : mmoo
Lock and unlock from different Postgres sessions
Lock and unlock from different Postgres sessions
wish of those help Your “workaround” of using a locked column is actually the correct solution.As you correctly observe, neither regular locks nor advisory work well in your dituation.
TAG : postgresql
Date : November 13 2020, 11:01 PM , By : Ayenavelli Rajesh
executing operations in PostGis on several raster
executing operations in PostGis on several raster
should help you out Considering that all your raster entries will be adjacent, you have to do a ST_Union(rast) first (and remove your rid). Don't do the Union afterwards because that would give artefacts on the stitches. See docs here To export your
TAG : postgresql
Date : November 12 2020, 11:01 PM , By : Tobias Gröber
Postgresql - dynamic naming for saving files
Postgresql - dynamic naming for saving files
help you fix your problem Use the function to_char():
TAG : postgresql
Date : November 11 2020, 11:01 PM , By : Farhan Farrukh
Casted timeStamp does not give correct result in PL/pgsql
Casted timeStamp does not give correct result in PL/pgsql
wish help you to fix your issue Your function is overly complex. You don't need PL/pgSQL and you don't need a (slow) cursor to return the result. It can be simplified to a plain SQL function which also will be a lot faster:
TAG : postgresql
Date : November 10 2020, 11:01 PM , By : sergio
Remove postgis in order to use pg_upgrade
Remove postgis in order to use pg_upgrade
like below fixes the issue I am trying to upgrade from postgres 9.4 to 9.6 (mac os 10.12) using pg_upgrade. At one point I used postgis in 9.4, but don't need it now. Nevertheless I installed in 9.6 on the theory that it might come in handy. , Run
TAG : postgresql
Date : November 06 2020, 11:01 PM , By : Padmini
Aftre update deletion of row
Aftre update deletion of row
With these it helps I have the following table called 'second' , you are missing a return statement, this should fix it:
TAG : postgresql
Date : November 03 2020, 11:01 PM , By : Skelor
Link local postgres database with heroku
Link local postgres database with heroku
should help you out Not sure if this is what you need, but when I need to run some queries on my Heroku Database I simply connect to it using PgAdmin, so I can run local queries and see my data without having to use the console or writing code.Hope t
TAG : postgresql
Date : November 03 2020, 11:01 PM , By : Jayasree
Avoid duplicates while union of two result sets
Avoid duplicates while union of two result sets
it fixes the issue I may not have understood the question correctly but giving it a try.Lets say your first result is t1 and second is t2. Then the following might do the trick:
TAG : postgresql
Date : November 01 2020, 12:01 AM , By : Conrad Liebers
Raising exception in postgresql
Raising exception in postgresql
hope this fix your issue You should not use " for stating the exception text. Use ' instead.See https://www.postgresql.org/docs/9.3/static/plpgsql-errors-and-messages.html
TAG : postgresql
Date : October 31 2020, 05:38 PM , By : M.F
postgres index not used
postgres index not used
fixed the issue. Will look into that further May be it is not an answer, but seems you may change the function definition from VOLATILE to IMMUTABLE with
TAG : postgresql
Date : October 31 2020, 05:38 PM , By : TARUN VERMA
Error in PostgreSQL permission denied fo
Error in PostgreSQL permission denied fo
hop of those help? Your question seems quite similar to the following question. See whether it helps or not - ERROR: permission denied for relation tablename on Postgres while trying a SELECT as a readonly user
TAG : postgresql
Date : October 31 2020, 09:54 AM , By : Sebastian Borquez Go
Why do DDL statements hang frequently?
Why do DDL statements hang frequently?
this one helps. There are two scenarios in which such a query will hang for a long time:
TAG : postgresql
Date : October 31 2020, 05:55 AM , By : Stepen Sparks
inner query in coalesce to set null values
inner query in coalesce to set null values
I wish this helpful for you As @Abelisto said in the comment, parantheses around the inner query worked
TAG : postgresql
Date : October 31 2020, 12:01 AM , By : BGwenn
Querying Postgres 9.6 JSONB array of objects
Querying Postgres 9.6 JSONB array of objects
Hope that helps The problem arises because ->> operator cannot walk through array: First unnest your json array using json_array_elements function; Then use the operator for filtering.
TAG : postgresql
Date : October 25 2020, 02:08 AM , By : Chirag Patel
how can I update the event trigger?
how can I update the event trigger?
With these it helps I think your proposal is the most elegant way to do it. https://www.postgresql.org/docs/current/static/sql-altereventtrigger.html
TAG : postgresql
Date : October 23 2020, 03:08 PM , By : Mede Griessen
Sequence check on Partitions in Postegresql 10
Sequence check on Partitions in Postegresql 10
fixed the issue. Will look into that further This is with 9.6. I'm not sure why you would want to do that though - could you explain more about why you need ids to be unique across partitions?
TAG : postgresql
Date : October 22 2020, 03:08 PM , By : Mikolaj Mikolaj
Installing phpPgAdmin 5.1 on Ubuntu 16.04 with PostgreSQL 10 not supported
Installing phpPgAdmin 5.1 on Ubuntu 16.04 with PostgreSQL 10 not supported
seems to work fine EDIT 3: phpPgAdmin is in active development again! If you download the latest version, it supports PostgreSQL up to v11.xhttp://phppgadmin.sourceforge.net/doku.php?id=download https://github.com/phppgadmin/phppgadmin
TAG : postgresql
Date : October 21 2020, 03:08 PM , By : Abdo Hassan Gendia
sorting within a nested array_agg query
sorting within a nested array_agg query
should help you out My goal with this query is to pull everything from the communities table, as well as an array_agg of jsonb objects from a join. This works okay in the unsorted case thusly: , You can specify the order in an aggregate function.Try:
TAG : postgresql
Date : October 20 2020, 01:08 AM , By : Ken_G
How to use PostgreSQL JSONB_SET() to create new deep object element
How to use PostgreSQL JSONB_SET() to create new deep object element
it fixes the issue I must be missing something... seems JSONB_SET() is not working as advertised? , The document says:
TAG : postgresql
Date : October 19 2020, 01:08 AM , By : Saad
Querying a table with UUID using Ecto.Query gives Ecto.Query.CastError
Querying a table with UUID using Ecto.Query gives Ecto.Query.CastError
should help you out I find the problem you're experiencing is a bit confusing at first, but I think it works quite correctly - the problem is in how you're querying the database.If you have your query ready, you need to use Repo.all(query), so your c
TAG : postgresql
Date : October 18 2020, 01:08 AM , By : Devarajan D
Postgresql index seq scan 100 million rows
Postgresql index seq scan 100 million rows
will be helpful for those in need Well, the solution was to re-order the data physically so sequential scans for those special cases wouldn't fail.Basically, run a CLUSTER identities_identity USING index_name; on a column that makes the data evenly d
TAG : postgresql
Date : October 17 2020, 01:08 AM , By : Alexander Shortt
how to do OR to all the words in full text search instead of AND in postgres
how to do OR to all the words in full text search instead of AND in postgres
Hope that helps I have a post table which has a tsv column. Let's assume tsv is generated by title only. There are 3 rows in the post table now. Their titles are 'hello', 'world' and 'hello world'. , You should use the "or" operator in tsquery:
TAG : postgresql
Date : October 17 2020, 01:08 AM , By : solata123_ 45
How can I sum/subtract time values from same row
How can I sum/subtract time values from same row
Does that help Is ARRIVED_AT a calculated value instead of a column? What did you run to get the query results image you posted showing those columns?The following script does what you expect, so there's something about the structure of the table you
TAG : postgresql
Date : October 16 2020, 03:08 PM , By : user7447747
Successfully connecting postgreSQL 9.6.5 to pgbouncer 1.7.2
Successfully connecting postgreSQL 9.6.5 to pgbouncer 1.7.2
this will help If you are successfully connecting to Postgres proper over a Unix socket, you can tell pgbouncer to do the same, by specifying the host as the directory where your socket files are (typically /tmp if you've compiled it yourself) though
TAG : postgresql
Date : October 16 2020, 01:08 AM , By : Morey
Updating integer column with null values in postgres
Updating integer column with null values in postgres
help you fix your problem I would like to update my column with other column in other table. Before doing so, I would like to nullify my column(integer) first. However, below code did not work. (column_a: bigint; column_b: text) , This should be,
TAG : postgresql
Date : October 15 2020, 01:08 AM , By : V Giri
trigger function to refresh remote materialized view on UPDATE
trigger function to refresh remote materialized view on UPDATE
like below fixes the issue That's because transaction isolation (your changes will be commited after all the triggers were fired, so another transaction from dblink won't see it). It would be better to refresh materialized view with some frequency an
TAG : postgresql
Date : October 14 2020, 09:39 AM , By : GingerMittens
No function matches, error is not obvious for anyelement
No function matches, error is not obvious for anyelement
hope this fix your issue I think that's why:from https://www.postgresql.org/docs/current/static/extend-type-system.htmlextend-types-polymorphic
TAG : postgresql
Date : October 14 2020, 09:25 AM , By : dev
shadow
Privacy Policy - Terms - Contact Us © soohba.com