Fixes: #12711 Added sparse vector support in Oracle
Extended :class:`_oracle.VECTOR` to support sparse vectors. This update
introduces :class:_oracle.VectorStorageType to specify sparse or dense
storage and added :class:`_oracle.SparseVector`. Pull request courtesy
Suraj Shaw.
Fixes: #12711
Closes: #12712
Pull-request: https://github.com/sqlalchemy/sqlalchemy/pull/12712
Pull-request-sha:
5a4199de1e89785129ee6fce4c7e65570419a1c7
Change-Id: Icdda9520a5f752e923f087edb166b4032f5bfd21
(cherry picked from commit
d8e6654427b5d24474e4d1825208991e5fcb5b43)