The pros and cons of Hibernate and JDBC, overview

1. Analyze The pros and cons of hibernate and jdbc

advantages and disadvantages of JDBC

Disadvantages

1, query code is particularly cumbersome

2, repetitive code is very much, frequent try,catch

3, do not do the data cache

4 . Poor portability of SQL (MySQL statement cannot be used in Oracle)

Advantages

Fast speed

Better control.

Benefits and drawbacks of hibernate

is a ormapping Frame

Ormapping Framework: Operational framework for Databases

Advantages

1, relatively simple

2. Data cache: First level cache level two cache query cache

3.Better transplant

Disadvantages

1, because the SQL statement is built within hibernate, so the programmer can not intervene, not controlled

2, if the database is particularly large, not suitable for hibernate

2.hibernate Role and learning content introduction

Hibernate is the ormapping frame,

the ormapping means: Object Relational mapping-- associating a relational database with an object

650) this.width=650; "src=" Http://s4.51cto.com/wyfs02/M01/83/79/wKioL1d0iLKjIyv2AAB52cPlmWI284.jpg "title=" 36020160630104953334.jpg "alt=" Wkiol1d0ilkjiyv2aab52cplmwi284.jpg "/>

Hibernate Learning content :

1.Hibernate loading process

2.crud Operations

3. Relationship Operation Focus

4,hibernate 's optimization focus

Data caching

Lazy Loading

Crawl strategy

......

5.hql statement

The pros and cons of Hibernate and JDBC, overview