Merge remote-tracking branch 'origin/pr/5883'

Change-Id: I221871acc0569df58b1665b2a90b440e102a9c55

Author: zzzeek

lib/sqlalchemy/dialects/oracle/cx_oracle.py

@@ -208,7 +208,7 @@
 
 Users of the cx_Oracle dialect are **strongly encouraged** to read through
 cx_Oracle's list of built-in datatype symbols at
-http://cx-oracle.readthedocs.io/en/latest/module.html#types.
+http://cx-oracle.readthedocs.io/en/latest/module.html#database-types.
 Note that in some cases, significant performance degradation can occur when
 using these types vs. not, in particular when specifying ``cx_Oracle.CLOB``.