2 Oracle Application Express Installation Requirements

Before installing Oracle Application Express you must verify your configuration meets the minimum installation requirements.

• Oracle Database Requirements
  Oracle Application Express release 19.1 requires an Oracle Database release 11.2.0.4 or later, including Enterprise Edition and Express Edition (Oracle Database XE).
• Checking the MEMORY_TARGET of the Target Database
  Oracle Application Express requires the system global area (SGA) and program global area (PGA) to be at least 300 MB.
• Browser Requirements
  Oracle Application Express requires a JavaScript-enabled browser and supports the current and prior major release of Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Internet Explorer, and Microsoft Edge.
• Web Listener Requirements
  In order to run Oracle Application Express you must have access to certain Web listener releases.
• Disk Space Requirement
  Oracle Application Express disk space requirements are described in this section.
• Oracle XML DB Requirement
  Oracle XML DB must be installed in the Oracle database that you want to use if you are installing a full development environment. Oracle XML DB is not required for runtime only installations. If you are using a preconfigured database created either during an installation or by Database Configuration Assistant (DBCA), Oracle XML DB is already installed and configured.