How to archive data folders to release space in your UNIFI database - 英文版本 OBJECTIVE or GOAL Archive data (release space in the UNIFI oracle database) for new data to be acquired or imported. (The exported data can be copied/archived to a secure location.) ENVIRONMENT UNIFI workstation...
Note: As of July 2023, both the Virtual Machine method and a Docker container do not work on the M1 or M2 Mac computers. The best way that I’ve found is to set up an Oracle Cloud Free Tier database and connect to it from your local SQL Developer application. I’ve described how ...
In this article we will discuss about shrinking datafiles toreclaim unused space in an Oracle database. Below are the scripts to release free space from the datafiles residing on ASM as well as disk. It will work for Oracle 11g, 12c 19c etc. There are below of the some reasons due to...
1. Create a new undo tablespace of the same size (larger or smaller) depending on your database requirements. SQL> create undo tablespace UNDOTBS2 datafile 'D:\ORACLE\PRODUCT\11.2.0\ORADATA\ORCL\UNDOTBS02.DBF' size 5000M; 2. Switch to the new Undo tablespace: SQL> ALTER SYSTEM SET UN...
How to Check Database State? To check the state of a database in SQL Server, you can use the following query: SELECT name, state_desc FROM sys.databases; This query will return a list of all the databases on your SQL Server instance and their current state. The state_desc column will...
CREATE TEMPORARY TABLESPACE TEMP1 TEMPFILE ‘/u01/app/oradata/DBACLASS/temp01′ SIZE 2G; Move Default Database temp tablespace ALTER DATABASE DEFAULT TEMPORARY TABLESPACE TEMP1; If any sessions are using temp space, then kill them. SELECT b.tablespace,b.segfile#,b.segblk#,b.blocks,a.sid,a...
Creating the useroracleand the groupsoinstall(forOraInventory) anddba(forOSDBA), which are used during database installation. (For security purposes, this user has no password by default and cannot log in remotely. To enable remote login, please set a password using thepasswdtool.) ...
CheckSo you may be wondering:Why are B-trees the default instead of bitmaps?Well, bitmap indexes come with a massive drawback:Killing write concurrency.They're one of the few situations in Oracle Database where an insert in one session can block an insert in another. This makes them ...
Creating the useroracleand the groupsoinstall(forOraInventory) anddba(forOSDBA), which are used during database installation. (For security purposes, this user has no password by default and cannot log in remotely. To enable remote login, please set a password using thepasswdtool.) ...
In software systems, data often travels back and forth from the UI (user interface) to the backend DB and vice versa. So these are some aspects to watch for: Check whether the fields in the UI/frontend forms are mapped consistently with the corresponding fields in the DB table. Typically ...