今天在用impdp导入时,Processing object type SCHEMA_EXPORT/TABLE/INDEX/INDEX卡在建索引的过程一直不动,也不报错,重试了好几遍还是这样. 后来恍然大悟,是不是DB出什么问题了,查看alert日志,发现这个错误: statement in resumable session 'SYSTEM.SYS_IMPORT_SCHEMA_03.1' was timed out statement in resumable session 'SYSTEM.…
今天在使用impdp导入的时候(同一数据库中转换schema),遇到了 ORA-39083: Object type TYPE failed to create with error: ORA-02304: invalid object identifier literal 具体报错的sql是 CREATE TYPE "xx"."xxxxx" OID '1J35J43H1J5H2JK3HJ52H3J45' AS OBJECT 此type无法创建成功,原因是OID…
环境Red Hat Enterprise Linux Server release 5.8 (Tikanga)ORACLE Release 11.2.0.3.0 Production 我用expdp,impdp复制一个shema,在impdp导入的时候报错ORA-39083: Object type TYPE failed to create with error:ORA-02304: invalid object identifier literalFailing sql is:CREATE…
针对Oracle数据迁移,我们可能会用到expdp/impdp的方式,有时候需要大表.lob字段等可能会消耗过大的临时表空间和undo表空间,所以一般我们根据导出日志,在导入前适当调整表空间大小.否则我们可能会遇到以下问题: 1.临时表空间爆满,无法扩展 ORA-1652: unable to extend temp segment by 128 in tablespace TEMP 解决方案如下: (1)临时表空间使用情况查看: col file_name for a85; ; Size_GB…
One characteristic of an RDBMS is the independence of physical data storage from logical data structures. RDBMS的特点之一是物理数据与逻辑数据结构的独立性. Introduction to Schema Objects Schema Object Types Schema Object Storage Schema Object Dependencies SYS and SYSTEM S…