DOKK / manpages / debian 10 / libmongoc-doc / mongoc_cursor_clone.3.en
MONGOC_CURSOR_CLONE(3) MongoDB C Driver MONGOC_CURSOR_CLONE(3)

mongoc_cursor_clone - mongoc_cursor_clone()

mongoc_cursor_t *
mongoc_cursor_clone (const mongoc_cursor_t *cursor)


   BSON_GNUC_WARN_UNUSED_RESULT;


•
cursor: A mongoc_cursor_t.

This function shall create a copy of a mongoc_cursor_t. The cloned cursor will be reset to the beginning of the query, and therefore the query will be re-executed on the MongoDB server when mongoc_cursor_next() is called.

A newly allocated mongoc_cursor_t that should be freed with mongoc_cursor_destroy() when no longer in use.

WARNING:

Failure to handle the result of this function is a programming error.


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February 23, 2019 1.14.0