#Aws postgresql backup how to#
For this blog, we’ll take a look at which options Amazon AWS provides for the storage of PostgreSQL backups in the cloud and we’ll show some examples on how to do it. It is recommended that you have at least three backups stored in different physical places. You can manage backups of your Amazon RDS DB instances in AWS Backup. A backup is the simplest form of DR, however it might not always be enough to guarantee an acceptable Recovery Point Objective (RPO). AWS Backup is a fully managed backup service that makes it easy to centralize and automate the backup of data across AWS services in the cloud and on premises.
Also, follow IoT Espresso on Twitter to get notified about every new post. Using AWS Backup to manage automated backups. Each has its own strengths and weaknesses each is discussed in turn in the following sections. You can add the above function in a cron service (maybe a Timer Triggered Azure Function) to perform daily/weekly/monthly backups of your table.įound this post helpful? Then check out further posts on Azure on i . There are three fundamentally different approaches to backing up PostgreSQL data: SQL dump. Once you deploy this function, you will be able to see the container of your backup CSV within ‘Containers’ and the CSV within that container. Make sure to include this package in your requirements.txt file if you are hosting this function on a cloud platform. Replace the dummy DB credentials in the above snippet with your actual DB Credentials, TABLE_NAME with the name of the table you want to backup, and CONNECTION_STRING with the storage account connection string you copied earlier.Īs you can see, we are using the azure-storage-blob package for interacting with our storage account. #Store the backup of the file in that containerīlob_client = om_connection_string( Once you have all this, you can construct your backup function as follows: import loggingįrom import BlobClient, ContainerClientĬONNECTION_STRING = 'myStorageAccountConnStr'Ĭpy_expert("COPY " + TABLE_NAME + " TO STDOUT WITH CSV HEADER", output_file)Ĭontainer_client = om_connection_string( Once the connection string is obtained, get the credentials of your DB and the name of the table you want to backup. Click on ‘Show Keys’ and copy the connection string for one of the keys, say key1. AWS - Backups on AWS are implemented using block-level snapshots GCP - Backups on GCP are implemented using disk snapshots DigitalOcean - Backups on. Navigate to the created storage account in the Azure portal, and go to the ‘Access Keys’ section within ‘Security + networking’. Once created, you will need the connection string for that account. Follow the steps here to create your storage account. You will first need to create a Storage account in Azure. In this article, we will create a function in Python that will help us backup a PostgreSQL table to the Azure blob storage, in the form of a CSV.