hypersonic

Oracle vs. Hypersonic SQL

I need to select by date in a SQL query, for example SELECT * FROM foo WHERE date = '2009-09-09' That query works in my Hypersonic test database, but not Oracle, which seems to requires: SELECT * FROM foo WHERE date = TO_DATE('2009-09-09', 'yyyy-mm-dd') Is there a way to select by date uniformly across these two databases? ...

Hibernate on hypersonic in production?

Developers of hypersonic promise increase of performance? But I'm afraid problems with administrating and other aspects of using hsqlDB. Are anybody using this in production? Is it good idea? ...

Is is safe to use HSQLDB for production? (JBoss AS5.1)

The JBoss developers warn against the use of HSQLDB as a persistent storage (see JBoss wiki). I am confused though, because HSQLDB appears to be used heavily in production. Especially, the above mentioned page seems to warn against the use of HSQLDB entirely and not against the use in conjunction with JBoss. Is it still not recommendab...

SQL tables using VARCHAR with UTF8 (with respect to multi byte character length)

Like in Oracle VARCHAR( 60 CHAR ) I would like to specify a varchar field with variable length depending on the inserted characters. for example: create table X (text varchar(3)) insert into X (text) VALUES ('äöü') Should be possible (with UTF8 as the default charset of the database). On DB2 I got this Error: DB2 SQL Error: SQLCODE...