Mysql fundamental knowledge
- Mysql 5.1, 5.5 are more stable than other versions.
- postgresql has more strict "sql standard " than mysql.
- A server contains multiple databases, a database contains multiple tables, a table contains multiple records.
- Transaction(事务): a series of database's options which have strong connection.
- Relationship of cmd and mysql: cmd(client) <--> mysql(server)
- connect mysql in dos:
1. move to the folder where there is your mysql's installation is located.
2.> mysql -u[username] -p[password]
- mysql's default port is 3306
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