Use below script to get the details about undo tablespace usage. select a.tablespace_name, SIZEMB, USAGEMB, (SIZEMB - USAGEMB) FREEMB from (select sum(bytes) / 1024 / 1024 SIZEMB, b.tablespace_name from dba_data_files a, dba_tablespaces b where a.tablespace_name = b.tablespace_name...
Hands on Labs Hands on labs are a great way to get started with some of the features on Oracle Database 23ai. You can find the entire collection of labshere. We'd like to call out the following labs to get started with Exploring JSON Relational Duality Views in 23ai Free using SQL E...
For this third article of the series dedicated on how a DBA can find the info he needs with MySQL Database Service in Oracle Cloud Infrastructure, we will see how we can find the error log. When using MySQL DBAAS, the DBA doesn’t have direct access to the files on the filesystem. H...
Oracle Database - Enterprise Edition - Version 12.1.0.1 and later: DBMS_PDB.RECOVER Fails with "ORA-65185: could not find data file belonging to SYSTEM tablespace"
In oracle there is a tablespace what it is equivalent to in sql server: In which system view can I find the filegroup of a table? Incorrect Syntex: "ALTER VIEW" must be the only statement in the batch Incremental load of the data warehouse using Merge vs Delete+Insert vs Update+Insert ...
C. Free space is managed using freelists. D. It uses the database default blocksize. E. Any data files added to the tablespace must have a size of 5 gigabytes. 查看完整题目与答案 On your Oracle 19c database, you invoke SQL*Loader to load data into the employees table in the hr ...
Scenario: Create a table space in Oracle, assuming the space name is tbsp_1, the file location is d:\app\administrator\oradata\orcl/, and the space size is 10M. Steps: To create SQL:CREATE tablespace tbsp_1 datafile '
We are getting below error in error lpg while starting mysql up. "could not find valid tablespace file... Ignoring tablespace..." We found the reason that our sysadmin moved the one the databases directory in var/data/ moved to other server directly,to free some space without informing to ...
问题: 一: SELECT tablespace_name, SUM(bytes) free FROM dba_free_space 不是单组分组函数 原因: 1、如果程序中使用了分组函数...tablespace_name, SUM(bytes) free FROM dba_free_space GROUP BY tablespace_name ; 如果不使用分组的活,则只能单独使用分组函数...改为: SELECT SUM(bytes) free FROM dba...
Innodb automatically manages undo area in system tablespace so you never need to care about it. However If the undo log space grows really big, it won't fit in the buffer pool and InnoDB essentially starts swapping between its buffer pool and the tablespace on disk. ...