MySQL Import Export database and introduction to functions, stored procedures

This article is a MySQL in the Import and export database commands as well as functions, stored procedures for a detailed analysis of the introduction, the need for friends under the reference

MySQL Common Export Data command:
1.mysql Export the entire database
mysqldump-hhostname-uusername-ppassword databasename > Backupfile.sql
Mysqldump-hlocalhost-uroot hqgr> Hqgr.sql (if the root user does not have a password to write-p, of course the exported SQL file you can make a path, unspecified then stored in the MySQL bin directory)

2.mysql Export Database A table
Mysqldump-hhostname-uusername-ppassword Database tablename> exported file name
Mysqldump-hlocalhost-uroot hqgr t_ug_user> User.sql

3.mysql Export a database structure
mysqldump-hhostname-uusername-ppassword-d--add-drop-table databasename>d:hqgrstructure.sql
-D No data--add-drop-table add a drop table before each CREATE statement

4. If you need to export a function or stored procedure inside MySQL
  MYSQLDUMP-HHOSTNAME-UUSERNAME-PPASSWORD-NTD -R databasename > Backupflie.sql
  mysqldump-hlocalhost-uroot-ntd-r hqgr > Hqgr.sql
 -NTD is an export stored procedure;-R is a command that represents the exported function

mysql common import data:
1.mysql command
  Mysql-hhostname -uusername-ppassword DatabaseName < Backupfile.sql
2.source command
  MySQL >source Backupfile.sql