locks

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C# How to use Interlocked.CompareExchange

My goal is the following: There is a certain range of integers, and I have to test every integer in that range for something random. I want to use multiple threads for this, and divide the work equal[详细]

2023-04-09 01:07 分类：问答
Run database updates on live Magento store?

I have been asking a few questions recently to work out how to change our Magento store\'s product codes.[详细]

2023-04-02 09:12 分类：问答
Are Locks AutoCloseable?

Are Locks auto-closeable? That is, instead of: Lock someLock = new ReentrantLock(); someLock.lock(); try[详细]

2023-03-26 03:06 分类：问答
What sort of database locking should I use in this particular scenario?

I have the following simple scenario. Three computers will be updating a cinema booking table. Should I lock th开发者_StackOverflowe whole table or lock the rows corresponding to seats that will be u[详细]

2023-03-24 07:15 分类：问答
Why Row Locks Exist on An Completely Empty Partition in SQL Server?

I made a partitioned table with range left func. I then insert some rows into just one partition. Result:[详细]

2023-03-21 06:48 分类：问答
InnoDB SELECT ... FOR UPDATE statement locking all rows in a table

MySQL Server version 5.1.41 with InnoDB plugin enabled. I have the following three tables for invoices: invoices, invoice_components and invoice_expenses. Table invoices has invoice_id primary key. Bo[详细]

2023-03-20 01:15 分类：问答
Table Lock History

Is there a way to know the lock history for a table? In example, a list with all the locks that occurred on a table between 8:00 and 9:00.[详细]

2023-03-05 07:15 分类：问答
How locks are implemented on multiple cores

For a uni-processor, the lock algorithm is pretty simple. Lock(threadID) { Disable Interrupts If lo开发者_运维知识库ck is already owned by same thread{[详细]

2023-02-27 23:47 分类：问答
Threads trying to acquire pthread_mutex_lock(&mutex) What happens if they don't get the lock?

C Programming: What happens when a thread tries to acquire a mutex lock, and fails 开发者_JS百科to get it?[详细]

2023-02-15 23:05 分类：问答
How to avoid Nested synchronization and the resulting deadlock

I need to lock two objects in a functionality and the cu开发者_开发知识库rrent code looke like this;[详细]

2023-02-14 05:25 分类：问答