java 数据库 功能强大 效率高 SmallSQL Database is a free DBMS library for the Java(tm) platform. It runs on the Java 2 Platform (JDK 1.4 or later) and implements the JDBC 3.0 API. SmallSQL Database is licensed under the terms of the GNU Lesser General

java.swing写的跨数据库查询器,除支持主流的mysql、DB2、mssql、oracle还支持postergredb、jdk自带的数据，只要把驱动包放到lib目录就行-java.swing write cross-database query is