diff options
Diffstat (limited to 'sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala')
| -rw-r--r-- | sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala index fb60d68f98..2ea6ee38a9 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/exchange/ExchangeCoordinator.scala @@ -47,10 +47,10 @@ import org.apache.spark.sql.execution.{ShuffledRowRDD, SparkPlan} * partitions. * * The workflow of this coordinator is described as follows: - * - Before the execution of a [[SparkPlan]], for an [[ShuffleExchange]] operator, + * - Before the execution of a [[SparkPlan]], for a [[ShuffleExchange]] operator, * if an [[ExchangeCoordinator]] is assigned to it, it registers itself to this coordinator. * This happens in the `doPrepare` method. - * - Once we start to execute a physical plan, an [[ShuffleExchange]] registered to this + * - Once we start to execute a physical plan, a [[ShuffleExchange]] registered to this * coordinator will call `postShuffleRDD` to get its corresponding post-shuffle * [[ShuffledRowRDD]]. * If this coordinator has made the decision on how to shuffle data, this [[ShuffleExchange]] @@ -61,7 +61,7 @@ import org.apache.spark.sql.execution.{ShuffledRowRDD, SparkPlan} * post-shuffle partitions and pack multiple pre-shuffle partitions with continuous indices * to a single post-shuffle partition whenever necessary. * - Finally, this coordinator will create post-shuffle [[ShuffledRowRDD]]s for all registered - * [[ShuffleExchange]]s. So, when an [[ShuffleExchange]] calls `postShuffleRDD`, this coordinator + * [[ShuffleExchange]]s. So, when a [[ShuffleExchange]] calls `postShuffleRDD`, this coordinator * can lookup the corresponding [[RDD]]. * * The strategy used to determine the number of post-shuffle partitions is described as follows. @@ -98,8 +98,8 @@ private[sql] class ExchangeCoordinator( @volatile private[this] var estimated: Boolean = false /** - * Registers an [[ShuffleExchange]] operator to this coordinator. This method is only allowed to - * be called in the `doPrepare` method of an [[ShuffleExchange]] operator. + * Registers a [[ShuffleExchange]] operator to this coordinator. This method is only allowed to + * be called in the `doPrepare` method of a [[ShuffleExchange]] operator. */ @GuardedBy("this") def registerExchange(exchange: ShuffleExchange): Unit = synchronized { |