1MONGOC_APM_TOPOLOGY_CHANMGOENDG_OGCE_TA_PPMR_ETVlOIiPObOUmLSoO_nGDgYEo_ScCCHRAINPGTEIDO_NG(E3T)_PREVIOUS_DESCRIPTION(3)
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6 mongoc_apm_topology_changed_get_previous_description - mon‐
7 goc_apm_topology_changed_get_previous_description()
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10 const mongoc_topology_description_t *
11 mongoc_apm_topology_changed_get_previous_description (
12 const mongoc_apm_topology_changed_t *event);
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14 Returns this event's previous description. The data is only valid in
15 the scope of the callback that receives this event; copy it if it will
16 be accessed after the callback returns.
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19 • event: A mongoc_apm_topology_changed_t.
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22 A mongoc_topology_description_t that should not be modified or freed.
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24 SEE ALSO:
25 Introduction to Application Performance Monitoring
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29 MongoDB, Inc
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32 2017-present, MongoDB, Inc
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371.23.1 MONGOC_APMO_cTtOP2O0L,OG2Y0_2C2HANGED_GET_PREVIOUS_DESCRIPTION(3)