Changes between Version 3 and Version 4 of S2S_PERSISTENCE_COMMONS_R0
- Timestamp:
- 11/21/08 09:40:00 (16 years ago)
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S2S_PERSISTENCE_COMMONS_R0
v3 v4 16 16 Create the database schema to the extend needed by the other tasks in R0 17 17 18 We must decide if we will have opened connection all the time or for every action to the database we will open a connection.19 20 18 == Task result == 21 The end result will be interface for communication with the database. The DAO objects will use the connection to the DB 22 provided by the database manager and will be used directly only by the services. The DAO object will create queries to the database like: 23 {{{ 24 SELECT FROM USER password where username={?} 25 }}} 19 The end result will be interface for communication with the database. The DAO objects will be our API for accessing the DB. 26 20 27 21 == Implementation idea == … … 33 27 34 28 == How to demo == 35 There will be JUnit tests for that task. The DAOs will be used by the service layer.29 There will be JUnit tests for that task. 36 30 37 31 = Design =