ORM

Decoding Pessimistic Locking: Ensuring Data Integrity in Concurrent Applications

The previous post discussed the “Optimistic Logic” and how Hibernate implements it. This new post will discuss the “Pessimistic Logic” technique and how to implement it using Hibernate. What is the Pessimistic Locking? Locking is a critical concept in the world of databases and transaction management. As the name suggests, Pessimistic Locking takes a conservative … Read moreDecoding Pessimistic Locking: Ensuring Data Integrity in Concurrent Applications

Optimistic Locking – How Hibernate implements it

In the previous post, we discussed the theory behind the indexes used in a DBMS to improve the data searching on a database table. This new post will discuss the “Optimistic Logic” technique and how to implement it using Hibernate. What is the Optimistic Locking? Optimistic Locking is a technique used in computer science to … Read moreOptimistic Locking – How Hibernate implements it

Transaction in PHP: from Mysqli to PDO and Doctrine transaction handling

Starting from ACID properties, in the previous post, we have seen how transactions are handled by JDBC and by the abstracted layers written using JAVA as a programming language. What does it change if we are going to use PHP? How many layers and methodologies are provided? Let’s figure it out together! Mysqli: vendor specific … Read moreTransaction in PHP: from Mysqli to PDO and Doctrine transaction handling

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