SQLServer 表复制,插入方法。
时间:2022-03-14 03:39
1:当新表不存在时 (即复制数据的同时创建与旧表相同结构的新表)
SELECT * INTO dbo.tableBackup FROM dbo.tableName WHERE id BETWEEN 0 AND 20
2:新表已存在,从旧表插入数据。(注意:主键不要复制)
INSERT INTO dbo.tableBackup (COL1,COL2,COL3,COL4...) SELECT COL1,COL2,COL3,COL4... FROM dbo.tableName WHERE id between 0 and 20