CREATE DATABASE mytest; USE mytest; # show databases; # show engines; # show variables like '%character%'; -- auto-generated definition create table z_save_position ( ID int auto_increment primary key, OpName varchar(50) null, Value varchar(200) null, OperationTime datetime null, ProjectCode varchar(50) null )engine = InnoDB; -- auto-generated definition create table z_save_tag ( ID int auto_increment primary key, OpName varchar(50) null, TagID varchar(50) null, Value varchar(200) null, KeepTime varchar(50) null, OperationTime datetime null, ProjectCode varchar(50) null )engine = InnoDB;