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Building Java Enterprise Applications by Brett McLaughlin

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The Accounts Store

The SQL scripts in this section handle the creation of the accounts store under different databases, and are equivalent to the script shown in Example 3-3 of the text.

Cloudscape

Th e SQL script shown in Example A-6 creates the accounts store and constraints on Cloudscape databases.

Example A-6. SQL Script for Creating the Accounts Store on Cloudscape Databases

-- ACCOUNT_TYPES table CREATE TABLE ACCOUNT_TYPES ( ACCOUNT_TYPE_ID INT PRIMARY KEY NOT NULL, ACCOUNT_TYPE VARCHAR(20) NOT NULL ); -- ACCOUNTS table CREATE TABLE ACCOUNTS ( ACCOUNT_ID INT PRIMARY KEY NOT NULL, USER_ID INT NOT NULL, ACCOUNT_TYPE_ID INT NOT NULL, BALANCE FLOAT NOT NULL, CONSTRAINT USER_ID_FK FOREIGN KEY (USER_ID) REFERENCES USERS (USER_ID), CONSTRAINT ACCOUNT_TYPE_ID_FK FOREIGN KEY (ACCOUNT_TYPE_ID) REFERENCES ACCOUNT_TYPES (ACCOUNT_TYPE_ID) ); -- TRANSACTIONS table CREATE TABLE TRANSACTIONS ( TRANSACTION_ID INT PRIMARY KEY NOT NULL, ACCOUNT_ID INT NOT NULL, AMOUNT FLOAT NOT NULL, DATE_TIME DATE NOT NULL, CONSTRAINT ACCOUNT_ID_FK FOREIGN KEY (ACCOUNT_ID) REFERENCES ACCOUNTS (ACCOUNT_ID) ); -- FUNDS table CREATE TABLE FUNDS ( FUND_ID INT PRIMARY KEY NOT NULL, NAME VARCHAR(20) NOT NULL, DESCRIPTION VARCHAR(200) ); -- INVESTMENTS table CREATE TABLE INVESTMENTS ( INVESTMENT_ID INT PRIMARY KEY NOT NULL, FUND_ID INT NOT NULL, ACCOUNT_ID INT NOT NULL, INITIAL_AMOUNT FLOAT NOT NULL, YIELD FLOAT, CONSTRAINT FUND_ID_FK FOREIGN KEY (FUND_ID) REFERENCES FUNDS (FUND_ID), CONSTRAINT ACCOUNT_ID_FK2 FOREIGN ...

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