![]() ![]() The following command creates a table named employees (lower-case). To have an upper-case name, you must place the objects names within doubles quotes.įor example, to create a table named EMPLOYEES (upper-case) in PostgreSQL, you should use the following CREATE TABLE "EMPLOYEES" ( In most cases, you’ll want to use AWS DMS transformations to change schema, table, and column names to lower case. PostgreSQL names are case sensitive.īy default, AWS SCT uses object name in lower-case for PostgreSQL. lost comment is not an issue for you) you could go for MongoDB and others.Object name case sensitivity is different for Oracle and PostgreSQL. On the other hand, RDBMS gives you more safety and data integrity. It's like 1 to 10 operations when comparing MongoDB vs Oracle. When you define foreign keys and other constraints it costs even more. Do I really need RDBMS? Every insert/update/delete costs very much. That's the usual scenario, but I assume you're free from such baggage.Īlso in the modern IT era, another question is to consider. When they buy an Oracle license once (and employ DBAs and other specialists), they continue using that vendor. ![]() They both offer similar features, but its better to be prepared.īig companies usually stick with one database platform. ![]() For example, if you require specific replication, backups and other scenarios, you should read documentation for both platforms to make an educated choice. Now, if you are willing to have more challenge to find PostgreSQL specialists or you are willing to train your team for PostgreSQL, go for it! Today (2016) PostgreSQL is the most advanced open-source RDBM and is on-par for most deployments with commercial competition.Īre there required features that only one database system offers? You cannot use advanced features of both database platforms, so check what it is that your application really needs. It is not just Oracle, but it is very likely that it's easier to find Oracle or MSSQL specialist in every country. Who is going to support your website (and database)? There are enterprise db companies out there which can provide world wide support, documentation, consultants etc. drop a column)Īs much as I like PostgreSQL one thing that can be really annoying is configuring (auto)vacuum to cope with high write traffic. ![]()
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