用数据泵impdp往开发数据库导数据,但导入到INDEX时感觉卡住不动了Processing object type SCHEMA_EXPORT/TABLE/INDEX/INDEX ----查看状态,Completed Objects: 33一直没有变化。 Import> status Job: SYS_IMPORT_FULL_01 Operation: IMPORT Mode: FULL State: EXECUTING Bytes Processed: 843,222,272 Percent Done: 99 Current Parallel...
用数据泵impdp往开发数据库导数据,但导入到INDEX时感觉卡住不动了Processing object type SCHEMA_EXPORT/TABLE/INDEX/INDEX ----查看状态,Completed Objects: 33一直没有变化。 Import> status Job: SYS_IMPORT_FULL_01 Operation: IMPORT Mode: FULL State: EXECUTING Bytes Processed: 843,222,272 Percent Done: 99 Current Parallel...
Online Conversion of a Non-Partitioned Table to a Partitioned Table in Oracle Database 12c Release 2 (12.2) In previous releases you could partition a non-partitioned table using EXCHANGE PARTITION or DBMS_REDEFINITION in an "almost online" manner, but both methods required multiple steps. Oracle Database 12c Release 2 makes it easier than ever to convert a non-partitioned table to a partitioned t...
问题今天用oracle中使用‘desc tablename’查看表结构的时候,居然报错说‘invalid sql statement’,很奇怪,还以为自己搞错了,后来查资料才知道,‘desc tablename’这种查看表结构的方式只能在命令行模式(比如sqlplus或者pl/sql的命令模式)下才能使用,其他时候很少有命令模式,一般都是通过各种客户端连接的,这些客户端不是命令模式的,而是查询模式,这种情况下,非sql语句的命令是不好使的。解决方法:使用如下语句查询,...