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As pre-requisite for incremental backup feature the below two parameters should be set first: postgres=# show summarize_wal; summarize_wal on postgres=# show wal_level; wal_level replica if summarize_wal parameter not set then set it and you will need to restart postgres instance to take affect. postgres=# ALTER SYSTEM SET summarize_wal = on; To perform a simulation i …
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Here I am going to explore performing a minor PostgreSQL upgrade from 11.2 to 11.3 . when we say “minor” which is digit after the base version release. psql postgres=# select * from version(); To check the location of your PostgreSQL binaries: ps -ef | grep postgres OR From the environment variables profile: PGHOME=/usr/lib/postgresql/11/bin I will shutdown …
In this blogpost I will discuss how can you remap database objects you would like to move from one schema to another. The method i will be using is through backup dump: In a database “company_sales”, I have tables under the default “PUBLIC” schema: // I will first create the destination schema: create schema schema1; …
If you have ever worked in a relational database system before, I am sure you know the concept of a schema. A schema can be described as a “container” for all of your database objects (tables,views,…etc). each database objects will be placed under the specified schema: schema_name.table_name So basically you can have the same exact …
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