这个程序时还没有powerdesigner,erwin的时候出现的，到现在也实用，需要fmt的一个格式文件来描述表结构，执行完毕形成xxx.sql语句，然后isql -Usa -P -Sservname -ixxx.sql即可-this procedure was no powerdesigner, erwin the time and it has practical need fmt format of a table to describe the structure, finished form xxx.sql statement, and then isql-Usa- P-Sservname-can ixxx.sql