September 2002
Intermediate to advanced
608 pages
14h 20m
English
Content preview from J2EE™ and JAX™: Developing Web Applications and Web Services
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21.7. Creating the Database
In order to run our examples, there has to be a database matching the description provided in the preceding deployment descriptors. Our database schema is very simple, containing only a single table (GAMES) with five fields. The score array from our Game class has been split into two separate fields, because not all databases handle array types. This change has already been reflected in the interface and implementation code for our entity bean.
Listing 21.10 shows the Data Description Language (DDL) schema for an SQL implementation of our database.
Listing 21.10. entitybean.ddl
drop table GAMES; create table GAMES ( HOME varchar(30), VISITOR varchar(30), WEEK integer, VSCORE integer, HSCORE integer ); |
WebLogic ...
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