How to retrive the data which is stored in hashed from

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How to retrive the data which is stored in hashed from

amitsingh308

Ten Centuries

Points: 1287
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November 12, 2009 at 11:47 pm

#98337

Hi Every Body
Can any one tell me How database deal with the information which is stored in hashed format?? and how can i retrive the actual information value??

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Gail Shaw SSC Guru Points: 1004504 More actions · Answer 1

How was the data put into the 'hashed' form?

Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
We stand on the bridge and no one may pass

amitsingh308 Ten Centuries Points: 1287 More actions · Answer 2

I have encrypting information after saving data in database. I have take its data type in hashed data so it converting into hashed format automatically. Thats the problem and now i want to retrieve actual information

Gail Shaw SSC Guru Points: 1004504 More actions · Answer 3

Hashing is typically a one-way operation. ie the original data cannot be obtained from the hashed value.

Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
We stand on the bridge and no one may pass

amitsingh308 Ten Centuries Points: 1287 More actions · Answer 4

ya i know that but I want to know that after hashing the data how databse operate it because if we are encrypting password of a user then how database match that password filled by user at the time of login. I just want to know how database treat the hashed value.

amitsingh308 Ten Centuries Points: 1287 More actions · Answer 5

Sir Can you provide me any help book for using Foxpro database

Gail Shaw SSC Guru Points: 1004504 More actions · Answer 6

amitsingh308 (11/13/2009)
ya i know that but I want to know that after hashing the data how databse operate it because if we are encrypting password of a user then how database match that password filled by user at the time of login. I just want to know how database treat the hashed value.

Typically what happens is that the password the user enters is hashed and then the two hash values compared.

Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
We stand on the bridge and no one may pass

Gail Shaw SSC Guru Points: 1004504 More actions · Answer 7

amitsingh308 (11/13/2009)
Sir Can you provide me any help book for using Foxpro database

Try a google search. Should turn something up.

Gail Shaw
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)
SQL In The Wild: Discussions on DB performance with occasional diversions into recoverability

We walk in the dark places no others will enter
We stand on the bridge and no one may pass

amitsingh308 Ten Centuries Points: 1287 More actions · Answer 8

amitsingh308

Ten Centuries

Points: 1287

November 13, 2009 at 3:14 am

#1078779

Ok sir thank you for your help..