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7
votes
1answer
390 views

Synchronization using triggers

I have a requirement similar to previous discussions at: Writing a simple bank schema: How should I keep my balances in sync with their transaction history? Trigger in combination with transaction ...
3
votes
3answers
682 views

Can You Drop Consistency from ACID?

In his book "An Introduction to Database Systems" C.J.Date wrote a chapter about the ACID principles called "Dropping ACID". In this chapter he calls Correctness(Consistency) "essentially meaningless" ...
3
votes
1answer
348 views

Consistency in ACID and CAP theorem, are they the same?

From my understanding, the consistency in ACID is ensuring the data integrity. However, the consistency in CAP means the data can appear quickly in distributed system. Does that mean: they are not ...
2
votes
1answer
148 views

Transaction level difference between using a large IN filter VS. “BEGIN TRAN/COMMIT”

I would like to delete about 100,000 records with minimal server overhead. I've had a few nagging questions I haven't been able to test properly so I figured I'd ask some experts here. Which would ...
2
votes
1answer
117 views

row locking within ACID transaction innodb

I have a financial transaction that looks something like this (pseudo): begin select record for update update record(same record as selected) insert another record into another table ...
1
vote
1answer
46 views

Reference implementation of a scalable storage system with strong consistency?

Is there a storage system with these properties? horizontally scalable - can handle arbitrary read and write throughput if you add enough nodes to the cluster consistent, in the sense that all reads ...
1
vote
1answer
42 views

How to configure read transactions to never cause other write serialization transactions to fail

I am protecting critical transactions with application mutexes and SERIALIZABLE. I presume that this makes these operations as acid as possible, but now I'm concerned that reads might cause failures ...