Added support for getthing the LOB chunk size (#14).

Author: anthony-tuininga

doc/src/release_notes.rst

@@ -13,6 +13,8 @@ oracledb 1.1.0 (TBD)
 Thin Mode Changes
 +++++++++++++++++
 
+#)  Added support for getthing the LOB chunk size
+    (`issue 14 <https://github.com/oracle/python-oracledb/issues/14>`__).
 #)  Internally make use of the `TCP_NODELAY` socket option to remove delays
     in socket reads.
 

src/oracledb/impl/thin/lob.pyx

@@ -85,6 +85,18 @@ cdef class ThinLobImpl(BaseLobImpl):
             self._conn_impl._temp_lobs_total_size += len(self._locator)
             self._conn_impl = None
 
+    def get_chunk_size(self):
+        """
+        Internal method for returning the chunk size of the LOB.
+        """
+        cdef LobOpMessage message
+        message = self._conn_impl._create_message(LobOpMessage)
+        message.operation = TNS_LOB_OP_GET_CHUNK_SIZE
+        message.source_lob_impl = self
+        message.send_amount = True
+        self._conn_impl._protocol._process_single_message(message)
+        return message.amount
+
     def get_is_open(self):
         """
         Internal method for returning whether the LOB is open or not.

tests/test_1900_lob_var.py

@@ -176,6 +176,7 @@ def __test_lob_operations(self, lob_type):
                                lob.trim, new_size=50, newSize=60)
         lob.trim()
         self.assertEqual(lob.size(), 0)
+        self.assertIsInstance(lob.getchunksize(), int)
 
     def __test_pickle(self, lob_type):
         value = "A test string value for pickling"