ora2pg 介绍
Ora2pg可以用来将Oracle数据库转换成Postgresql，主要功能：
- Export full database schema (tables, views, sequences, indexes), with
unique, primary, foreign key and check constraints.
- Export grants/privileges for users and groups.
- Export a table selection (by specifying the table names).
- Export Oracle schema to a Postgresql 7.3+ schema.
- Export predefined functions, triggers, procedures, packages and package
bodies.
- Export range and list Oracle partition.
- Export full datas or following a WHERE clause.
- Full support of Oracle BLOB object as PG BYTEA.
- Export Oracle views as PG tables.
- Export Oracle user defined types.
- Provide basic help for converting PLsql code to PLPGsql (still needs manual
work).
- Works on any plateform.