awaitTermination

Waits for the termination of the query, either by stopQuery or by an error.

Usage

awaitTermination(x, timeout = NULL)

# S4 method for class 'StreamingQuery'
awaitTermination(x, timeout = NULL)

Arguments

x

a StreamingQuery.

timeout

time to wait in milliseconds, if omitted, wait indefinitely until stopQuery is called or an error has occurred.

Value

TRUE if query has terminated within the timeout period; nothing if timeout is not specified.

Details

If the query has terminated, then all subsequent calls to this method will return TRUE immediately.

Note

awaitTermination(StreamingQuery) since 2.2.0

experimental

See also

Other StreamingQuery methods: explain(), isActive(), lastProgress(), queryName(), status(), stopQuery()

Examples

if (FALSE)  awaitTermination(sq, 10000)  # \dontrun{}