typedef enum {

       MongoDB, Inc

       2009-present, MongoDB, Inc.

1.30.4                                            Jun 08, 2025                           MONGOC_QUERY_FLAGS_T(3)

       These  flags  correspond to the MongoDB wire protocol. They may be bitwise or'd together. They may modify
       how a query is performed in the MongoDB server.

                      ┌────────────────────────────────┬───────────────────────────────────────┐
                      │ MONGOC_QUERY_NONE              │ Specify no query flags.               │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_TAILABLE_CURSOR   │ Cursor will not be  closed  when  the │
                      │                                │ last   data  is  retrieved.  You  can │
                      │                                │ resume this cursor later.             │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_SECONDARY_OK      │ Allow   query    of    replica    set │
                      │                                │ secondaries.                          │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_OPLOG_REPLAY      │ Used internally by MongoDB.           │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_NO_CURSOR_TIMEOUT │ The server normally times out an idle │
                      │                                │ cursor after an inactivity period (10 │
                      │                                │ minutes). This prevents that.         │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_AWAIT_DATA        │ Use                              with │
                      │                                │ MONGOC_QUERY_TAILABLE_CURSOR.   Block │
                      │                                │ rather  than returning no data. After │
                      │                                │ a period, time out.                   │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_EXHAUST           │ Stream the data down  full  blast  in │
                      │                                │ multiple "reply" packets. Faster when │
                      │                                │ you  are  pulling  down a lot of data │
                      │                                │ and you know you want to retrieve  it │
                      │                                │ all.  Only applies to cursors created │
                      │                                │ from    a    find   operation   (i.e. │
                      │                                │ mongoc_collection_find()).            │
                      ├────────────────────────────────┼───────────────────────────────────────┤
                      │ MONGOC_QUERY_PARTIAL           │ Get partial results  from  mongos  if │
                      │                                │ some  shards  are  down  (instead  of │
                      │                                │ throwing an error).                   │
                      └────────────────────────────────┴───────────────────────────────────────┘

          typedef enum {
             MONGOC_QUERY_NONE = 0,
             MONGOC_QUERY_TAILABLE_CURSOR = 1 << 1,
             MONGOC_QUERY_SECONDARY_OK = 1 << 2,
             MONGOC_QUERY_OPLOG_REPLAY = 1 << 3,
             MONGOC_QUERY_NO_CURSOR_TIMEOUT = 1 << 4,
             MONGOC_QUERY_AWAIT_DATA = 1 << 5,
             MONGOC_QUERY_EXHAUST = 1 << 6,
             MONGOC_QUERY_PARTIAL = 1 << 7,
          } mongoc_query_flags_t;