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Doubts in Sequqnces ?

  • November 11, 2014 at 2:07 am

    #294999

    Hi Friends,

    i ve the doubts in sequenece

    1) When i m trying to create sequence like

    S-1:

    create sequence a_sequence min value 1 max value 25 cycle ;

    Error ll occur.

    so i chance the

    S-2:

    create sequence a_sequence min value 1 max value 25 cycle Nocache;

    its working fine ,my question what was wrong in my S-1:

    2) After creating the sequences when i see Select * from User_sequences;

    i can see the column name of CACHE 20 MB whats is these?

    whats is the use also ? how it ll be created?

    3)is it possible to alter the max value size like

    for example:

    --------------

    1) i m created sequences with maxvalue of 50 again i m tried to reduce the max value 45 but it wont accepted

    why?

    Thanks

    Rocky

  • November 11, 2014 at 12:08 pm

    #1757780

    You'll probably get Oracle questions answered faster on an Oracle forum

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

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