Modified to ignore case sensitivity, as per the DAO Authentication Provider interface contract.

hsqldb/acegisecurity.script

@@ -1,3 +1,4 @@
+SET IGNORECASE TRUE
 CREATE TABLE USERS(USERNAME VARCHAR(50) NOT NULL PRIMARY KEY,PASSWORD VARCHAR(50) NOT NULL,ENABLED BIT NOT NULL)
 CREATE TABLE AUTHORITIES(USERNAME VARCHAR(50) NOT NULL,AUTHORITY VARCHAR(50) NOT NULL,CONSTRAINT FK_AUTHORITIES_USERS FOREIGN KEY(USERNAME) REFERENCES USERS(USERNAME))
 CREATE UNIQUE INDEX IX_AUTH_USERNAME ON AUTHORITIES(USERNAME,AUTHORITY)