SYNOPSIS

          bool
          mongoc_topology_description_has_writable_server (
             const mongoc_topology_description_t *td);

       Determines  if  the  topology  has a writable server available, such as a primary, mongos, or standalone.
       This function uses the driver's current knowledge of the state of the MongoDB server  or  servers  it  is
       connected to; it does no I/O and it does not block.

PARAMETERS

       • td: A mongoc_topology_description_t <>.

RETURNS

       True if there is a known writable server.

       See also:
          Introduction to Application Performance Monitoring <>

Author

       MongoDB, Inc

Copyright

       2009-present, MongoDB, Inc.

2.2.1                                             Dec 11, 2025MONGOC_TOPOLOGY_DESCRIPTION_HAS_WRITABLE_SERVER(3)