1MONGOC_COLLECTION_UPDATE(3)    MongoDB C Driver    MONGOC_COLLECTION_UPDATE(3)
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NAME

6       mongoc_collection_update - mongoc_collection_update()
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SYNOPSIS

9          bool
10          mongoc_collection_update (mongoc_collection_t *collection,
11                                    mongoc_update_flags_t flags,
12                                    const bson_t *selector,
13                                    const bson_t *update,
14                                    const mongoc_write_concern_t *write_concern,
15                                    bson_error_t *error);
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PARAMETERS

18       · collection: A mongoc_collection_t.
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20       · flags: A bitwise or of mongoc_update_flags_t.
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22       · selector: A bson_t containing the query to match documents for updat‐
23         ing.
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25       · update: A bson_t containing the update to perform. If updating with a
26         pipeline, a bson_t array.
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28       · write_concern: A mongoc_write_concern_t.
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30       · error: An optional location for a bson_error_t or NULL.
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DESCRIPTION

33       Superseded      by     mongoc_collection_update_one,     mongoc_collec‐
34       tion_update_many, and mongoc_collection_replace_one.
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36       This function shall update documents in collection that match selector.
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38       By  default,  updates  only  a  single  document.  Set  flags  to  MON‐
39       GOC_UPDATE_MULTI_UPDATE to update multiple documents.
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ERRORS

42       Errors are propagated via the error parameter.
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RETURNS

45       Returns  true  if successful. Returns false and sets error if there are
46       invalid arguments or a server or network error.
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48       A write concern timeout or write concern error is considered a failure.
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AUTHOR

51       MongoDB, Inc
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54       2017-present, MongoDB, Inc
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591.15.2                           Nov 06, 2019      MONGOC_COLLECTION_UPDATE(3)
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