mongo.reset.err: Retrieve an server error code from a mongo connection object

In jonkatz2/rmongodb: R-MongoDB driver

Description

Send a "reset error" command to the server, it also resets the values returned by
mongo.get.server.err() and mongo.get.server.err.string().

Usage

mongo.reset.err(mongo, db)

Arguments

mongo	(mongo) a mongo connection object.
db	(string) The name of the database on which to reset the error status.

See Also

mongo.get.server.err,
mongo.get.server.err.string,
mongo.get.last.err,
mongo.get.prev.err,
mongo.

Examples

mongo <- mongo.create()
if (mongo.is.connected(mongo)) {

    # try adding a duplicate record when index doesn't allow this

    db <- "test"
    ns <- "test.people"
    mongo.index.create(mongo, ns, '{"name":1}', mongo.index.unique)

    buf <- mongo.bson.buffer.create()
    mongo.bson.buffer.append(buf, "name", "John")
    mongo.bson.buffer.append(buf, "age", 22L)
    b <- mongo.bson.from.buffer(buf)
    mongo.insert(mongo, ns, b);

    buf <- mongo.bson.buffer.create()
    mongo.bson.buffer.append(buf, "name", "John")
    mongo.bson.buffer.append(buf, "age", 27L)
    b <- mongo.bson.from.buffer(buf)
    mongo.insert(mongo, ns, b);

    err <- mongo.get.last.err(mongo, db)
    print(mongo.get.server.err(mongo))
    print(mongo.get.server.err.string(mongo))
    mongo.reset.err(mongo, db)
}

jonkatz2/rmongodb documentation built on May 19, 2019, 7:30 p.m.