The Oracle Database Documentation and other resources use these sample schemas to demonstrate the capabilities of Oracle Database and the SQL and PL/SQL languages ...

ora_migrator is a plugin for db_migrator that uses oracle_fdw to migrate an Oracle database to PostgreSQL. Please read the db_migrator documentation for usage ...

Aggregate functions help turn large datasets into simple summaries used across many fields. GROUP BY and HAVING allow structured grouping and filtering of data for clearer reports. Functions like ...