MySQL mysqldump implement method for exporting only table structures or exporting data only

MySQL mysqldump Export only table structure does not export data
The code is as follows:

Mysqldump--opt-d database name-u root-p > Xxx.sql  

backing up the database
The code is as follows:

#mysqldump database name > Database backup name  #mysqldump-A-u user name-p password database name > database backup name  #mysqldump-D-A--add-drop-table-uroot-p ; xxx.sql  

1. Export structure does not export data
The code is as follows:

Mysqldump--opt-d database name-u root-p > Xxx.sql

2. Export data does not export structure  
The code is as follows:

MYSQLDUMP-T database name-uroot-p > Xxx.sql

3. Export Data and table structure  
The code is as follows:

Mysqldump database name-uroot-p > Xxx.sql

4. Export the structure of a specific table
The code is as follows:

Mysqldump-uroot-p-B database name--table table name > Xxx.sql

Import Data:
since mysqldump exports a complete SQL statement, it is easy to import the data using the MySQL client program:
The code is as follows:

#mysql Database name < file name  #source/tmp/xxx.sql

MySQL mysqldump implement method for exporting only table structures or exporting data only