步骤请参考：http://blog.csdn.net/maquealone/article/details/60764420
运行SQL: 备注：opcml是数据库名称。
select TABLE_SCHEMA, TABLE_NAME AS ‘表名‘, COLUMN_NAME AS ‘字段名‘, COLUMN_TYPE AS ‘数据类型‘, IS_NULLABLE AS ‘允许为空‘, EXTRA AS ‘PK‘, COLUMN_COMMENT AS ‘字段说明‘ from information_schema.columns where TABLE_SCHEMA=‘opcml‘
查询出来后 按右上角的 导出 根据向导导出为word 或excel .