Point-in-Time Recovery for DynamoDB, MySQL, Azure, and Windows

This article described onMiniTool official web pagemainly introduces a kind of database protection service point-in-time recovery.

It elaborates on how this feature is applied in Amazon Dynamodb, MySQL server, and Microsoft Azure.

What Is Point-in-Time Recovery?

Another example of point-in-time recovery is Mac OS XsTime Machine.

Whats the recovery point objective (RPO) & recovery time objective (RTO)?

RTO vs RPO, what are the differences.

What disaster recovery solutions cover RTO/RPO?

DynamoDB Point-in-Time Recovery

Amazon DynamoDB point-in-time recovery offers automatic backups of your DynamoDB table data.

lets see how it works.

Once switched on, point-in-time recovery providescontinuous backupsuntil you turn it off explicitly.

Usually, the former is five minutes before the current time.

For EarliestRestorableDateTime, you recover our table to any point during the last 35 days.

The retention period is fixed to 35 days (5 calendar weeks) and it cannot be changed.

The restoration will not consume any provisioned throughput on the table.

it’s possible for you to perform a full table recovery or configure the destination table parameters listed below.

For instance, suppose the target tables provisioned throughput is currently 50 read capacity units.

What is data replication?

How many data replication types are there?

How to perform data replication to protect from data loss in case of computer crashes?

The time to recover a table varies based on many factors.

The point-in-time recovery times are not always correlated directly to the size of the table.

You have to manually set on the recovered table the following items.

Backup as a service, what is it?

How does it work?

What are the features and characteristics of BaaS?

What are the advantages and disadvantages of BaaS?

you might take advantage of the system backup to restore the deleted table.

All system backups are named following a standard naming convention of table-name$DeletedTableBackup.

In this part, we will talk about point-in-time recovery relying on binary logs produced by mysqlbinlog.

By default, the server creates binary log files in the data directory.

Yet, the pathname can be specified with thelog-binoption to place the files in a different location.

Read this article for detailed syntaxes and parameters.

It also offers alternatives to wbadmin.

you might also apply it for testing and auditing.

PITR creates a database as a copy of another database from some time in the past.

The backup copy is maintained for 7 35 days, depending on your database configs.

Lets see how to do a point-in-time restore of a database in Azure SQL Managed Instance.

If you do not customize those parameters, the database will be restored to the existing SQL Managed Instance.

Then, trigger the command.

How do they work?

What are their benefits and drawbacks?

How to perform a hot backup?

To restore a deleted database to another instance, use Azure PowerShell.

It will also update the parameter values.

How to mirror a harddrive?

What is the best disk mirroring/ghosting/duplexing freeware for Windows systems?

On the one hand, currently, it does not support cross-subscription or cross-region restore.

Below is a table comparing the status of point-in-time restore via different platforms.

Also read:How to do point-in-time recovery in Oracle?

Windows PC Point-in-Time Recovery

How to restore your PC to an earlier point in time?

Firstly, you should have the restore points of your gear.

If not, you gotta create them for future PC point-in-time recovery.

#1 How to Create Restore Points for Windows?

2.Click theKeep Trialoption if it requires purchase.

In its main interface, choose theBackuptab from the top menu.

In the Backup tab, it will automatically select system-related items as the source.

6. hit theSchedulebutton below to trigger the automatic restore point creation.

7. press theSchemebutton to determine the future backup punch in,full, incremental, or differential backup.

Finally, clickBack up Nowto perform the initial full backup.

#2 How to Restore Windows 10 to an Earlier Point in Time?

Open MiniTool ShadowMaker and go to itsRestore

2.

Find the full backup task you used to create the initial restore point.

Click theRestorebutton for the target backup task.

In the next window, select a restore point to proceed.

Then, just follow the on-screen instruction to complete the restoration.