May 2017
Beginner
416 pages
10h 37m
English
Content preview from Mastering PostgreSQL 9.6
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Moving from MySQL or MariaDB to PostgreSQL
In this chapter, you have already learned some valuable lessons about how to move from databases such as Oracle to PostgreSQL. Migrating both database systems to PostgreSQL is fairly easy. The reason for that is that Oracle might be expensive and Oracle might be a bit cumbersome from time to time. The same applies to Informix. However, both Informix and Oracle have one important thing in common: CHECK constraints are honored properly and datatypes are properly handled. In general, you can safely assume that the data in those commercial systems is somewhat correct and doesn't violate the most basic rules of data integrity and common sense.
Our next candidate is different. Many things you know from ...
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