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What does ‘abc’ || ‘xyz’ result in if the PIPES_AS_CONCAT is disabled?

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Quiz on Perl script characteristics, Perl DBI.

The DBI module offers two methods for extracting data from a MySQL database: fetchrow_array() and fetchrow_arrayref(). 
You can use the DBI module to interface with MySQL. 


What does ‘abc’ || ‘xyz’ result in if the PIPES_AS_CONCAT is disabled?





 
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