Thick: fixed the ability to use external authentication with connection

pools.

Author: anthony-tuininga

doc/src/release_notes.rst

@@ -27,6 +27,10 @@ Thin Mode Changes
     configurations
     (https://github.com/oracle/python-oracledb/discussions/34).
 
+Thick Mode Changes
+++++++++++++++++++
+
+#)  Fixed the ability to use external authentication with connection pools.
 
 Common Changes
 ++++++++++++++

src/oracledb/impl/thick/pool.pyx

@@ -91,6 +91,7 @@ cdef class ThickPoolImpl(BasePoolImpl):
         create_params.pingInterval = params.ping_interval
         common_params.stmtCacheSize = params.stmtcachesize
         common_params.sodaMetadataCache = params.soda_metadata_cache
+        create_params.externalAuth = params.externalauth
 
         # prepare user, password and DSN for use
         if self.username is not None: