information schema : ODBC standard Views of RDBMS MetaData

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5
votes
2answers
2k views

What is the point of the TABLE_CATALOG column in INFORMATION_SCHEMA.TABLES?

In MySQL's table INFORMATION_SCHEMA.TABLES, there's a column named 'TABLE_CATALOG'. The documentation is sparse on this column and I'm wondering what the heck is the purpose of this? Any killer-app ...
10
votes
1answer
10k views

How is INFORMATION_SCHEMA implemented in MySQL?

The INFORMATION_SCHEMA is, in theory, a set of views specified in the SQL standard that allow the user to inspect the system's metadata. How is it this implemented in MySQL? When I connect to a fresh ...