Question : This question already has answers here: Force drop db while others may be connected (6 answers) Closed 5 […]
Tag: postgresql-9.5
Should I stop my PostgreSQL server before reboot?
Question : Every week I do an apt-get upgrade and dist-upgrade on the server where my PostgreSQL is running. After […]
Ordering in postgresql
Question : I’m facing an issue whereas I do not understand. Running PostgreSQL on mac and have this query: select […]
ON CONFLICT ON CONSTRAINT fails saying constraint doesn’t exist
Question : I’m trying to use new Postgresql 9.5 upsert feature. But for some reason my query saying constraint doesn’t […]
Postgres Upgrade Issues with pg_upgrade
Question : I am trying to upgrade 9.5.5 to 12.3 using pg_uprade, got the following error Old and new pg_controldata […]
Combining Postgres jsonb query statements
Question : I have test table with votes column and I want to upsert nested jsonb object into it. My […]
PGSQL: Which is faster, many constraints or a single trigger?
Question : I have a table that currently has 12 check constraints. I’m making some updates and I’m wondering if […]
How Can I get multi-Dimensional array by value
Question : In PostgreSQL 9.5 I use jsonb column called user_tag. This column has multi dimensional array like this: [{“id”: […]
How to use RETURNS TABLE with an existing table in PostgreSQL?
Question : From the PostgreSQL documentation here: There is another way to declare a function as returning a set, which […]
PostgreSQL streaming replication stops updating
Question : I have four PostgreSQL 9.5 instances running on EC2 using m4.8xlarge instances with five PIOPS SSD in a […]