Oracle Disable Index

I will explain Oracle Disable Index in this post.

Oracle Disable Index

Sometimes you may need disabling the existing index because of poor performance.

 

 

 

 

You can disable any index as follows.

 

ALTER INDEX SCHEMA_NAME.INDEX_NAME DISABLE;


 For example; MSDBA.TEST_INDEX can be disabled as follows.
ALTER INDEX MSDBA.TEST_INDEX DISABLE;



You can enable the disabled index with rebuild index option as follows.

ALTER INDEX SCHEMA_NAME.INDEX_NAME REBUILD;

 

ALTER INDEX MSDBA.TEST_INDEX REBUILD;

 

 

You should read the following post to learn more details about Oracle Index and Index operation in Oracle.

 

What is Index and Why Should We Use Index?

 

 

 

Do you want to learn Oracle Database Performance Tuning detailed, then Click this link.

Performance Tuning and SQL Tuning Tutorial in the Oracle Database

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About Mehmet Salih Deveci

I am Founder of SysDBASoft IT and IT Tutorial and Certified Expert about Oracle & SQL Server database, Goldengate, Exadata Machine, Oracle Database Appliance administrator with 10+years experience.I have OCA, OCP, OCE RAC Expert Certificates I have worked 100+ Banking, Insurance, Finance, Telco and etc. clients as a Consultant, Insource or Outsource.I have done 200+ Operations in this clients such as Exadata Installation & PoC & Migration & Upgrade, Oracle & SQL Server Database Upgrade, Oracle RAC Installation, SQL Server AlwaysOn Installation, Database Migration, Disaster Recovery, Backup Restore, Performance Tuning, Periodic Healthchecks.I have done 2000+ Table replication with Goldengate or SQL Server Replication tool for DWH Databases in many clients.If you need Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS Consultancy and Training you can send my email adress [email protected].-                                                                                                                                                                                                                                                 -Oracle DBA, SQL Server DBA, APPS DBA,  Exadata, Goldengate, EBS ve linux Danışmanlık ve Eğitim için  [email protected] a mail atabilirsiniz.

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