mongoc_cursor_set_server_id()#

Synopsis#

bool
mongoc_cursor_set_server_id (mongoc_cursor_t *cursor, uint32_t server_id)

Parameters#

  • cursor: A mongoc_cursor_t.

  • server_id: An opaque id identifying the server to use.

Description#

Specifies which server to use for the operation. This function has an effect only if called before the find operation is executed.

Use mongoc_cursor_set_server_id only for building a language driver that wraps the C Driver. When writing applications in C, leave the server id unset and allow the driver to choose a suitable server from the find operation’s read preference.

Returns#

Returns true on success. If any arguments are invalid, returns false and logs an error.