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author | Reynold Xin <rxin@databricks.com> | 2016-02-01 23:08:11 -0800 |
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committer | Reynold Xin <rxin@databricks.com> | 2016-02-01 23:08:11 -0800 |
commit | 0fff5c6e6325357a241d311e72db942c4850af34 (patch) | |
tree | ac25ac438d0966b64391af27748620afc02866a1 /sql | |
parent | 0df3cfb8ab4d584c95db6c340694e199d7b59e9e (diff) | |
download | spark-0fff5c6e6325357a241d311e72db942c4850af34.tar.gz spark-0fff5c6e6325357a241d311e72db942c4850af34.tar.bz2 spark-0fff5c6e6325357a241d311e72db942c4850af34.zip |
[SPARK-13130][SQL] Make codegen variable names easier to read
1. Use lower case
2. Change long prefixes to something shorter (in this case I am changing only one: TungstenAggregate -> agg).
Author: Reynold Xin <rxin@databricks.com>
Closes #11017 from rxin/SPARK-13130.
Diffstat (limited to 'sql')
-rw-r--r-- | sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala b/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala index ef81ba60f0..02b0f423ed 100644 --- a/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala +++ b/sql/core/src/main/scala/org/apache/spark/sql/execution/WholeStageCodegen.scala @@ -26,6 +26,7 @@ import org.apache.spark.sql.catalyst.expressions._ import org.apache.spark.sql.catalyst.expressions.codegen._ import org.apache.spark.sql.catalyst.plans.physical.Partitioning import org.apache.spark.sql.catalyst.rules.Rule +import org.apache.spark.sql.execution.aggregate.TungstenAggregate import org.apache.spark.util.Utils /** @@ -33,6 +34,12 @@ import org.apache.spark.util.Utils */ trait CodegenSupport extends SparkPlan { + /** Prefix used in the current operator's variable names. */ + private def variablePrefix: String = this match { + case _: TungstenAggregate => "agg" + case _ => nodeName.toLowerCase + } + /** * Whether this SparkPlan support whole stage codegen or not. */ @@ -53,7 +60,7 @@ trait CodegenSupport extends SparkPlan { */ def produce(ctx: CodegenContext, parent: CodegenSupport): String = { this.parent = parent - ctx.freshNamePrefix = nodeName + ctx.freshNamePrefix = variablePrefix doProduce(ctx) } @@ -94,7 +101,7 @@ trait CodegenSupport extends SparkPlan { child: SparkPlan, input: Seq[ExprCode], row: String = null): String = { - ctx.freshNamePrefix = nodeName + ctx.freshNamePrefix = variablePrefix if (row != null) { ctx.currentVars = null ctx.INPUT_ROW = row |