JPA
Java persistence API.
JPA uses JDK 5.0 annotations or XML to describe the ing relationship between objects and Relational Tables, and persistently stores object objects in the database at runtime.
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JTA
Java transaction API, translated as Java transaction API.
JTA allows applications to execute Distributed Transaction Processing-accessing and updating data on two or more network computer resources. The JTA support of the JDBC driver greatly enhances data access capabilities.
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JMS
That isJava Message Service(Java Message Service ).
JMS (Java Messaging Service) isJavaMessage-oriented middleware specifications on the platform, which facilitates JavaApplicationsIt facilitates the development of enterprise applications and translates them into Java Message Services by providing standard interfaces for message generation, sending, and receiving.
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Crud
Crud refers to the abbreviation of the first letter of the words "CREATE", "retrieve" (re-obtain data), "Update", and "delete" during computing. It is mainly used to describe the basic operation functions of the database or persistent layer in the software system.
Meaning
In computing, crud is an acronym for create, retrieve, update, and delete. It is used to refer to the basic functions of a database or persistence
Layer in a software system.
C reate new records
R etrieve existing records
U pdate existing records
D elete existing records.