Added reflection method :meth:`.Inspector.get_sequence_names`

Added new reflection method :meth:`.Inspector.get_sequence_names` which
returns all the sequences defined. Support for this method has been added
to the backend that support :class:`.Sequence`: PostgreSql, Oracle,
MSSQL and MariaDB >= 10.3.

Fixes: #2056
Change-Id: I0949696a39aa28c849edf2504779241f7443778a

1 files changed, 11 insertions, 2 deletions

diff --git a/lib/sqlalchemy/engine/interfaces.py b/lib/sqlalchemy/engine/interfaces.py
index 49d9af966..59b9cd4ce 100644
--- a/lib/sqlalchemy/engine/interfaces.py
+++ b/lib/sqlalchemy/engine/interfaces.py
@@ -304,8 +304,17 @@ class Dialect(object):
     def get_view_names(self, connection, schema=None, **kw):
         """Return a list of all view names available in the database.
 
-        schema:
-          Optional, retrieve names from a non-default schema.
+        :param schema: schema name to query, if not the default schema.
+        """
+
+        raise NotImplementedError()
+
+    def get_sequence_names(self, connection, schema=None, **kw):
+        """Return a list of all sequence names available in the database.
+
+        :param schema: schema name to query, if not the default schema.
+
+        .. versionadded:: 1.4
         """
 
         raise NotImplementedError()