Reference: s3 (GUC)
======================

The s3 special configuration item is saved in the oushudb-site.xml file, which is located in the directory /usr/local/oushu/conf/oushudb/.

The configuration takes effect in the following three ways: 

 * initdb: It takes effect on initdb, and cannot be changed later.

 * restart: It takes effect on restart, and the changes will not be detected after start.

 * autocheck: Automatically reload the changes when the configuration file is updated.


hawq_s3_url
---------------------------

URL for accessing S3.

============     ========================      =======================
Value Range      Default                       Set Classifications
============     ========================      =======================
String           none                          initdb, restart
============     ========================      =======================


hawq_s3_config
----------------------------

The absolute path to the S3 configuration file.

============     =========================      =======================
Value Range      Default                        Set Classifications
============     =========================      =======================
String           none                           initdb, restart
============     =========================      =======================