Add support for sqlalchemy reporter

This will allow us to enter results from all jobs for
use with the openstack-health dashboard.

Depends-On: I08dbbb64b3daba915a94e455f75eef61ab392852
Change-Id: I28056d84a3f6abcd8d9038a91a6c9a3902142f90
Signed-off-by: Paul Belanger <pabelanger@redhat.com>
diff --git a/doc/source/connections.rst b/doc/source/connections.rst
index f0820a6..e0d88d0 100644
--- a/doc/source/connections.rst
+++ b/doc/source/connections.rst
@@ -77,3 +77,15 @@
   Who the report should be emailed to by default.
   This can be overridden by individual pipelines.
   ``default_to=you@example.com``
+
+SQL
+----
+
+  Only one connection per a database is permitted.
+
+  **driver=sql**
+
+  **dburi**
+    Database connection information in the form of a URI understood by
+    sqlalchemy. eg http://docs.sqlalchemy.org/en/rel_1_0/core/engines.html#database-urls
+    ``dburi=mysql://user:pass@localhost/db``