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jPersist is an extremely powerful object-relational persistence API that is based on the active-record and data-mapper patterns.
eodsql
EoD SQL Allows for fast, simple binding between a Relation Database Query and Java objects.
EoD SQL stands for Ease of Development, the API's key concerns are being:
Lightweight Designed to be small with a low memory footprint
Very Fast By re-using all of it's data as much as possible.
Easy to work with Annotation based, no setup, config or XML files.
Powerful Write your own SQL rather than hope it generates what you want.
Stable
jlibs DAOPattern
J2EE DAO Pattern made easier