1.複製表結構及數據到新表
create table新表select * from舊錶
2.只複製表結構到新表
方法1 :(低版本的mysql不支持,mysql4.0.25不支持,mysql5已經支持了)
創建表新表如舊錶
方法2:
創建表新表select * from舊錶limit 0
方法3:
create table新表select * from舊錶其中不成立條件
3.複製舊錶的數據到新表
1,(假設兩個表結構一樣)
插入新表select * from舊錶
2,(假設兩個表結構不一樣)
insert into新表(字段1,字段2,......)選擇字段1,字段2,......來自舊錶
如
INSERT INTO zbasecourse(zbasecourse.id,
zbasecourse.username,
zbasecourse.userId,
zbasecourse.studyCount,
zbasecourse.secondMajorTittle,
zbasecourse.secondMajorId,
zbasecourse.salesStatus,
zbasecourse.`code`,
zbasecourse.cover,
zbasecourse.`name`,
zbasecourse.isCompetitiveProducts,
zbasecourse.displayName,
zbasecourse.dateCreate,
zbasecourse.majortittle,
zbasecourse.majorId
) SELECT zbase_course.id,
zbase_course.username,
zbase_course.user_id,
zbase_course.study_count,
zbase_course.second_major_tittle,
zbase_course.second_major_id,
zbase_course.sales_status,
zbase_course.`code`,
zbase_course.cover,
zbase_course.`name`,
zbase_course.is_competitive_products,
zbase_course.display_name,
zbase_course.date_create,
zbase_course.majortittle,
zbase_course.major_id from zbase_course