mongoc_collection_set_write_concern() — MongoDB C Driver 1.9.2

- MongoDB C Driver 1.9.2 »
- API Reference »
- mongoc_collection_t

# mongoc_collection_set_write_concern()

## Synopsis

    void
    mongoc_collection_set_write_concern (
       mongoc_collection_t *collection,
       const mongoc_write_concern_t *write_concern);

## Parameters

- `collection`: A mongoc_collection_t.
- `write_concern`: A mongoc_write_concern_t.

## Description

Sets the write concern to use for operations on `collection`.

The default write concern is MONGOC_WRITE_CONCERN_W_DEFAULT: the driver blocks awaiting basic acknowledgment of write operations from MongoDB. This is the correct write concern for the great majority of applications.

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