Fading Coder

MySQL implements various lock types to manage concurrency and ensure data consistency. Locks are categorized by granularity: global, table-level, and row-level. Global Lock A global lock restricts the entire database instance to read-only mode, blocking DML write statements, DDL operations, and tran...

Semaphores: Blocking-Based Concurrency Control Semaphores provide a synchronization mechanism for managing access to shared resources, particularly useful when critical sections involve longer execution times. Semaphore Operations // Define a semaphore struct semaphore sync_sem; // Initialize semaph...