T-SQL

What is ACID ( Atomicity, Consistency, Isolation, Durability)?

IQ Option è un broker ampiamente conosciuto e in forte crescita per il commercio con opzioni binarie. Le Top 10 des brokers pour les go to site. hombres solteros dinamarca Atomicity – this basically means the transaction works or doesn’t and is sometimes called the “all or nothing” rule. I always liken it to an Atomic bomb because they either work or fail. A failed transaction would then enter a state of rollback.

http://www.ivst-vz.de/?debin=bdswiss-kom bdswiss kom http://avpsolutions.com/blog/emv-vote-in-california-while-mastercard-announces-zero-liability-for-pins/ Consistency – this means only valid data is  written to the database. This means if the constraints, keys….. are violated the data would not be committed.

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http://libraryinthesky.org/?bioeser=buscar-mujeres-solteras-en-saltillo&ac4=90 http://calonline.com/?q=viagra-shop Durability – this means when a transaction is successful all the pending changes are applied to the database.

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