from Oracle Technology Network (OTN) – free for development and production use with a valid Oracle Database license.
| Package | Purpose | |---------|---------| | basic | Core libraries (OCI, OCCI, JDBC-OCI) | | basiclite | Smaller version for limited languages/regions | | sqlplus | SQL Plus command-line tool | | tools | Data pump, SQL Loader, exp/imp | | devel | Header files for compiling OCI apps | | jdbc | JDBC Thin driver (though often separate) | | odbc | ODBC driver package | | sdk | Software Development Kit | oracle instant client 19