Mysql Setup
- What is the clause that filters JOIN results called?
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Correct Option: D
Sometimes the result of a join is very large and is not desirable. In these cases, the results can be filtered with the help of the ‘WHERE’ clause which is followed by a set of condition(s).
- The option used to specify the socket file pathname is ______________.
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Correct Option: D
The default socket file usually is ‘/tmp/mysql.sock’. Operating system distributions that include MySQL often use a different location. The –socket option is used to specify explicitly.
- MySQL supports shared-memory connections on Windows.
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Correct Option: B
MySQL supports shared memory connections on Windows. This capability is disabled by default. In order to enable it, the server is started with the ‘–shared-memory’ option.
- INFORMATION_SCHEMA is not based on the SQL standard.
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Correct Option: A
‘INFORMATION_SCHEMA’ is another way to access information about the databases and its objects (metadata). It is based on the ‘SQL standard’, although some content is MySQL-specific.
- Which option is used to specify to the server the IP number of the server host on which the server should listen?
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Correct Option: A
If the server host has more than one IP number, the server can be specified the one that it should use when listening for connections by starting it with a ‘–bind-address’ option.