Merge branch 'server-side-cursors'

diff --cc psycopg3/psycopg3/connection.py
index d3b365247367e1563af2bb28baa88f8232213307,8e7323aa310b44efc3b0bdcd453536311e18d0e4..b883071f7cf38dee974b727984c65488939272c1
--- 1/psycopg3/psycopg3/connection.py
--- 2/psycopg3/psycopg3/connection.py
+++ b/psycopg3/psycopg3/connection.py
@@@ -462,9 -468,8 +468,9 @@@ class Connection(BaseConnection)
          self,
          query: Query,
          params: Optional[Params] = None,
 +        *,
          prepare: Optional[bool] = None,
-     ) -> "Cursor":
+     ) -> Cursor:
          """Execute a query and return a cursor to read its results."""
          cur = self.cursor()
          return cur.execute(query, params, prepare=prepare)
@@@ -600,10 -610,9 +611,10 @@@ class AsyncConnection(BaseConnection)
          self,
          query: Query,
          params: Optional[Params] = None,
 +        *,
          prepare: Optional[bool] = None,
-     ) -> "AsyncCursor":
-         cur = await self.cursor()
+     ) -> AsyncCursor:
+         cur = self.cursor()
          return await cur.execute(query, params, prepare=prepare)
  
      async def commit(self) -> None: