I have an application that have 3 flavors of database: Oracle, SQL Server and Postgres. Using oracle_fdw I successfully transferred Oracle and SQL Server databases into Postgres. This was possible ...

I have been using the mybatis framework for almost four years, and I have always had a question I would like to ask. As we all know, the DATE type data in the oracle database is available in two ...

I need help with a Oracle SQL query. I have two tables, with data similiar to the following: One 'student' table with a date that the student registered and one 'semester' table with semester start ...