How can you rebuild an index?

How can you rebuild an index?
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1 Answer

Answer :

ALTER INDEX <index_name> REBUILD;
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Related questions

When should one rebuild an index? (for DBA

Description : When should one rebuild an index? (for DBA

Last Answer : You can run the 'ANALYZE INDEX VALIDATE STRUCTURE' command on the affected indexes - each invocation of this command creates a single row in the INDEX_STATS view. This row is overwritten by the next ANALYZE ... 'badness' of the index can then be judged by the ratio of 'DEL_LF_ROWS' to 'LF_ROWS'.

What type of index should you use on a fact table?

Description : What type of index should you use on a fact table?

Last Answer : A Bitmap index.

Give the reasoning behind using an index.

Description : Give the reasoning behind using an index.

Last Answer : Faster access to data blocks in a table.

What is an index segment?

Description : What is an index segment?

Last Answer : Each index has an index segment that stores all of its data.

What is index cluster?

Description : What is index cluster?

Last Answer : A cluster with an index on the cluster key.

what is clustered index?

Description : what is clustered index?

Last Answer : In an indexed cluster, rows are stored together based on their cluster key values . Can not applied for HASH.

Why is Oracle not using the damn index? (for DBA

Description : Why is Oracle not using the damn index? (for DBA

Last Answer : This problem normally only arises when the query plan is being generated by the Cost Based Optimizer. The usual cause is because the CBO calculates that executing a Full Table Scan would be faster ... with AUTOTRACE to see the statistics. Compare this to the explain plan when not using an index.

What is an Index ? How it is implemented in Oracle Database ?

Description : What is an Index ? How it is implemented in Oracle Database ?

Last Answer : An index is a database structure used by the server to have direct access of a row in a table. An index is automatically created when a unique of primary key constraint clause is specified in create table comman (Ver 7.0)

What is Index Cluster ?

Description : What is Index Cluster ?

Last Answer : A Cluster with an index on the Cluster Key

How are the index updates?

Description : How are the index updates?

Last Answer : Indexes are automatically maintained and used by Oracle. Changes to table data are automatically incorporated into all relevant indexes.

What is an Oracle index?

Description : What is an Oracle index?

Last Answer : An index is an optional structure associated with a table to have direct access to rows, which can be created to increase the performance of data retrieval. Index can be created on one or more columns of a table.

What is an Index ?

Description : What is an Index ?

Last Answer : An Index is an optional structure associated with a table to have direct access to rows, which can be created to increase the performance of data retrieval. Index can be created on one or more columns of a table.

What is an Index Segment ?

Description : What is an Index Segment ?

Last Answer : Each Index has an Index segment that stores all of its data.

What is a Global Index and Local Index?

Description : What is a Global Index and Local Index?

Last Answer : Local Index - each partition of a local index is associated with exactly one partition of the table. Global Index - global index is associated with multiple partitions of the table. ... - Global Hash Partitioned Indexes Global Nonpartitioned Indexes - behave just like a nonpartitioned index.

What is an Index Organized Table?

Description : What is an Index Organized Table?

Last Answer : An index-organized table (IOT) is a type of table that stores data in a B*Tree index structure. Normal relational tables, called heap-organized tables, store rows in any order (unsorted). In contrast ... all the columns of the table (an exception to this rule - is being called the overflow area).

A Column is having many repeated values which type of index you should create on this column, if you have to?

Description : A Column is having many repeated values which type of index you should create on this column, if you have to?

Last Answer : For example, assume there is a motor vehicle database with numerous low-cardinality columns such as car_color, car_make, car_model, and car_year. Each column contains less than 100 distinct values by themselves, and a b tree index would be fairly useless in a database of 20 million vehicles.

What is B-Tree Index?

Description : What is B-Tree Index?

Last Answer : A B-Tree index is a data structure in the form of a tree, but it is a tree of database blocks, not rows. Note: "B" is not for binary; it's balanced.

How quickly would humanity rebuild its scientific and technological knowledge base, if all the accumulated knowledge and technology was wiped out, except for the knowledge that they once possessed it?

Description : How quickly would humanity rebuild its scientific and technological knowledge base, if all the accumulated knowledge and technology was wiped out, except for the knowledge that they once possessed it?

Last Answer : 63.883 years, ish.

Have you rebuild your life / career at any point in time?

Description : Have you rebuild your life / career at any point in time?

Last Answer : Two and a half years into a career reboot. It’s harder than I thought it would be as I have basically started from near square one. It was like going from a seasoned professional to getting that first job out of college all over again.

Border wall - is the plan to rebuild old sections?

Description : Border wall - is the plan to rebuild old sections?

Last Answer : The distance is SO vast, and the terrain (in many places) is SO difficult. Just getting to many locations will be difficult. I can’t see a plan that won’t have to take advantage of any existing structures. I also don’t see the wall being completed within the confines of the $25b price tag.

Can you rebuild society from scratch if we are bombed back into the stone age?

Description : Can you rebuild society from scratch if we are bombed back into the stone age?

Last Answer : Not in your lifetime. Any and all books covering all required knowledge would be gone so everything would have to be re-invented in order.

If you were going to rebuild human society, which 3 books would you take for the job?

Description : If you were going to rebuild human society, which 3 books would you take for the job?

Last Answer : A mathematics text book, a physics text book and a chemistry text book.

Over half of the Congressional delegation from Oklahoma voted to deny Hurricane Sandy relief aid. Are you comfortable paying to rebuild their state tomorrow when they ask for aid?

Description : Over half of the Congressional delegation from Oklahoma voted to deny Hurricane Sandy relief aid. Are you comfortable paying to rebuild their state tomorrow when they ask for aid?

Last Answer : Excellent question. I’d say let them squirm for a bit and hold up the aid, but we have people hurting. Let’s ram it through as fast as we can. Fucking politicians. We’ll deal with them later.

How would you rebuild people's confidence in the economy?

Description : How would you rebuild people's confidence in the economy?

Last Answer : You create confidence the economy by creating an economy that people can have confidence in. It's just that simple, there is no smoke and mirrors solution here. People see the money they have, ... or the next few years and they will start having confidence in the economy and start spending money.

How did you rebuild your sense of security and self-esteem?

Description : How did you rebuild your sense of security and self-esteem?

Last Answer : After hitting rock bottom I bounced back up….. It was a case of do or die & I realised after a long hard slog that I’m no quitter. I also realised I was worth something, to me. :-/ The rest is history…..... ;-)

10 US industries that may never recover. What would you do to rebuild the economy?

Description : 10 US industries that may never recover. What would you do to rebuild the economy?

Last Answer : answer:So if we can just stop all Government spending too, everything will balance. We can become like the libertarian paradise of Somalia. Woo hoo! No government! Freedom! But seriously, we ... projects are using Chines hardware. We are losing the first big economic contest of the 21st century.

Why not just rebuild the Twin Towers, just as they used to look but 'plane proof'?

Description : Why not just rebuild the Twin Towers, just as they used to look but 'plane proof'?

Last Answer : I’m not sure you can make a skyscraper “747 filled with fuel proof.”

How does someone rebuild credit after an illness?

Description : How does someone rebuild credit after an illness?

Last Answer : Get a deposit style card. You deposit a small amount in a credit account and they match the funds. It can be small like 100 dollars but it reestablishes credit. After a couple of months and you show a ... in less than a year! They make billions. Losing one is just a drop in the bucket to them.

How do I completely wipe and format a hard drive so as to rebuild it with Windows XP?

Description : How do I completely wipe and format a hard drive so as to rebuild it with Windows XP?

Last Answer : Start the computer and during the preboot, press the key that takes you to the BIOS settings. Now look for the boot sequence area, and have it boot from the CD/ROM drive. Put your original disk in the drive, restart the computer, and reinstall the OS.

Do you think it is possible to rebuild a relationship where both people have messed up?

Description : Do you think it is possible to rebuild a relationship where both people have messed up?

Last Answer : I think that you have half the answer when you say that you think you need therapy. I think you both need counselling to try to solve this relationship. However, have you ever sat down with your SO ... only ever had arguments? It would be good to just talk first if you haven't done that already.

How can I rebuild my life?

Description : How can I rebuild my life?

Last Answer : Nothing is ever as good as it seems. Nothing is ever as bad as it seems.

If you rebuild a story for someone, do you have any ownership of it?

Description : If you rebuild a story for someone, do you have any ownership of it?

Last Answer : You’d basically be stealing someones idea, I wouldn’t do that

When, in the past, you've experienced a serious breach of trust in a relationship but you wanted to rebuild, what steps did you take?

Description : When, in the past, you've experienced a serious breach of trust in a relationship but you wanted to rebuild, what steps did you take?

Last Answer : i don’t particularly trust humans particularly where sexuality is concerned…

Should I rebuild my Honda CB 360 transmission or just ditch the bike?

Description : Should I rebuild my Honda CB 360 transmission or just ditch the bike?

Last Answer : ditch the bike

What is the best way to rebuild your credit?

Description : What is the best way to rebuild your credit?

Last Answer : answer:The most important thing is to make all of your payments - particularly credit card and loan (e.g., student loan or mortgage) payments - on time. If you must carry a balance on ... for negative information to stop appearing on your credit report (ten years if you've declared bankruptcy).

What can the residents of New Orleans, Louisiana do to help rebuild their city?

Description : What can the residents of New Orleans, Louisiana do to help rebuild their city?

Last Answer : the city should secede from louisiana.

I take months to build, seconds to destroy, and years to rebuild. What am I? -Riddles

Description : I take months to build, seconds to destroy, and years to rebuild. What am I? -Riddles

Last Answer : Trust.

How did Hitler rebuild Germany after 1st World War? -History 9th

Description : How did Hitler rebuild Germany after 1st World War? -History 9th

Last Answer : In 1924, the Dawes Plan reduced Germany's war debt and forced it to adopt a new currency. Reparations continued to be paid through a strange round robin: The U.S. lent Germany money ... reparations, and the countries that collected reparations payment used that money to pay off United States debts.

Which credit repair companies are recommended to use in order to rebuild credit scores?

Description : Which credit repair companies are recommended to use in order to rebuild credit scores?

Last Answer : Lexington Law is leading credit repair law firm. Lexington Law offers helps you take action and repair your credit. Lexington Law has helped clients remove millions of collections, late payments, cahrge offs, liens, bankruptcies & more from their reportsexe.io/4eh6UE

How to rebuild a room?

Description : I have a room that is so big and does not have a view of the city. as I have a picture write me how to rebuild it, if the table under the window, next to the closet, and the library ... there and below. Thank you very much Mikís.Kun

Last Answer : you insert the required image using an icon that looks like a blue screen monitor, it does not mean "blue death" in windows, but a command to insert an image

Why do I need a building permit to rebuild an apartment?

Description : When I have an apartment in Os. property and I will want to add something or demolish so I need a permit. But it's my apartment, isn't it? Why are those permits made? I do not understand that.

Last Answer : You have it exactly not served in the link: http://www.ceskatelevize.cz/ct24/ekonomika/131818-je-k-rekonstrukci-bytu-potreba-stavebni-povoleni/

2001 Jeep Cherokee running rough and ticking after top end rebuild

Description : 2001 Jeep Cherokee running rough and ticking after top end rebuild

Last Answer : Need Answer

rebuild front forks on 1986 harley fxrs

Description : rebuild front forks on 1986 harley fxrs

Last Answer : Need Answer

Is it good America has helped rebuild other nations after wars such as in Europe after World War 2 and in Iraq. Are such reconstruction efforts good policy?

Description : Is it good America has helped rebuild other nations after wars such as in Europe after World War 2 and in Iraq. Are such reconstruction efforts good policy?

Last Answer : Feel Free to Answer

How did the republican government in the south attempt to rebuild the region?

Description : How did the republican government in the south attempt to rebuild the region?

Last Answer : letting african american men vote

Is an old Dodge worth it to rebuild and repaint?

Description : Is an old Dodge worth it to rebuild and repaint?

Last Answer : It depends upon the year and model. If it is a vehicle that would be classified as a classic car, then it may definitely be worth the effort. If it just something like an Aries K-Car, then it probably isn't.

How to rebuild a 1988 Honda Accord automatic transmission?

Description : How to rebuild a 1988 Honda Accord automatic transmission?

Last Answer : If you wish to learn how to rebuild a 1988 Honda Accord automatic transmission, then you should purchase Haynes Repair Manual, 1984 through 1989. You can buy this book at Autozone or www.Amazon.com.

Who in mid Missouri can repair a Case 580C Backhoe Powersteering pump. Rebuild. Not just a kit.?

Description : Who in mid Missouri can repair a Case 580C Backhoe Powersteering pump. Rebuild. Not just a kit.?

Last Answer : Try Paul's Backhoe and Pump Service. They might be able to do it.5 E Rogers St., Lowry City, MO 64763, (417) 644-2503

Which kinds of exercise is often used as therapy to rebuild muscle strength after an injury?

Description : Which kinds of exercise is often used as therapy to rebuild muscle strength after an injury?

Last Answer : Hydrotherapy is a great form of exercise to help rebuild muscle strength. The water supports the body - while allowing freedom of movement.

Which of the following three R's are regarded as environment friendly? (1) Reduce, Rebuild, Restrict. (2) Random, Reduce, Recall. (3) Read, Register, Recall. (4) Reduce, Reuse, Recycle.

Description : Which of the following three R's are regarded as environment friendly? (1) Reduce, Rebuild, Restrict. (2) Random, Reduce, Recall. (3) Read, Register, Recall. (4) Reduce, Reuse, Recycle.

Last Answer : (4) Reduce, Reuse, Recycle. Explanation: The 3 R's of eco-friendly living are: Reduce, Reuse and Recycle. They all help to cut down on the amount of waste we throw away. They conserve natural resources, landfill space and energy.