Github user marmbrus commented on a diff in the pull request:
https://github.com/apache/spark/pull/11976#discussion_r57935925
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/DataFrameWriter.scala ---
@@ -78,6 +79,26 @@ final class DataFrameWriter private[sql](df: DataFrame) {
}
/**
+ * Set the trigger interval for the stream query.
+ *
+ * @since 2.0.0
+ */
+ def trigger(interval: Duration): DataFrameWriter = {
+ trigger = ProcessingTime(interval.toMillis)
+ this
+ }
+
+ /**
+ * Set the trigger interval for the stream query.
+ *
+ * @since 2.0.0
+ */
+ def trigger(interval: Long, unit: TimeUnit): DataFrameWriter = {
--- End diff --
Not all trigger modes are going to be time based though. In the doc we
also propose data sized based triggers.
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