> Sequences, if I got that right, need the new value to be stored
> immediately, i.e. outside of an active transaction. This requires a
> second connection to the database which probably causes more
> implementation work for my web application.
You mean real sequences? As with Oracle? Then no, you can use
the values to whatever purpose you like.
An Oracle/InterBase/Firebird/DB2/any decent DBMS Sequence
is a separate metadata object with the only purpose to generate
sequential numbers.
Martijn Tonies
Database Workbench - tool for InterBase, Firebird, MySQL, NexusDB, Oracle &
MS SQL Server
Upscene Productions
http://www.upscene.com
My thoughts:
http://blog.upscene.com/martijn/
Database development questions? Check the forum!
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> I don't need LOCK TABLES anymore now. And at last, I can say that this
> is indeed not a simple topic as I've thought and maybe I've read most of
> the related documentation now anyway...
