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You have table 'apps','userdata' on server that uses MyISAM storage engine. You want to transfer this data to server but use InnoDB engine instead. You execute the following commands: ServerB commands: Shell> mysqldump –u root –h server –no-data apps userdata | mysql –u root –p apps Shell> mysql –u root –p –h server –e 'ALTER TABLE 'apps','userdata' ENGINE=InnoDB;' Shell> mysqldump –u root –p –h server –no-create-info –order-by-primary apps userdata | mysql –u root –p apps What effect does the – order-by-primary argument have on the mysqldump command?()

发布日期:2020-04-10

You have table 'apps','userdata' on server that us...
A

It exports tables with the most indexes first to assist with import speeds

B

It ensures that unique indexes have no conflicts when the data is dumped

C

It orders by primary key to assist in speeding up importing to InnoDB tables

D

It must be specified so index data is dumped correctly when  –on-create-info is used

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