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					 To execute the contents of a query file ‘exec.sql’ by feeding it to mysql, which command is used?
 
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- mysql exec.sql
 - mysql exec
 - mysql exec.sql > sampdb
 - mysql sampdb < exec.sql
 - None of these
 
 
Correct Option: D
mysql queries can be run after placing the queries in a file, and then executing it by feeding it to mysql. By default, mysql prints output in a tab-delimited format when it is running in noninteractive mode.