July 2005
Intermediate to advanced
1032 pages
27h 10m
English
Content preview from PostgreSQL, Second Edition
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Backup and Restore
Okay, I'll admit it. A few years ago I lost two months' worth of development work when my hard drive crashed. I had not backed up my source code. That was a painful lesson. Fortunately, software is always better the second time you create it. That is not true for most data. Imagine losing two months' worth of customer transactions.
Database backups are critically important. Some types of data can be re-created, but it's usually easier to load an archive tape than to remanufacture lost data.
You may already have a backup plan in place for archiving filesystem data. That may not be a good solution for backing up data hosted in a PostgreSQL database. For one thing, you must shut down the database server if you choose to archive ...
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