Data center What database is generally used?

1, now the general production of manufacturing industry with oracle more;

2, commercial enterprises with sybase more, but also with oracle;

3, financial management with sql server more (UFIDA, etc.), but now there are for oracle version;

4, small and medium-sized enterprise website with mysql, sql server more, large online shopping center with orcale more.

oracle, sybase are large databases, generally use this type of database server operating system are linux; sql server from the security of the operating system enterprise-level operations will choose oracle, sybase. in addition, although mysql is also running on linux, but because it is a free version. So the enterprise level is also rarely used

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