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Posted to commits@gluten.apache.org by ch...@apache.org on 2025/04/29 08:30:18 UTC

(incubator-gluten) branch main updated: [GLUTEN-9025] Remove the ColumnarPartialProject when its followers don't support columnar (#9026)

This is an automated email from the ASF dual-hosted git repository.

chengchengjin pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/incubator-gluten.git


The following commit(s) were added to refs/heads/main by this push:
     new 5dcc342b74  [GLUTEN-9025] Remove the ColumnarPartialProject when its followers don't support columnar (#9026)
5dcc342b74 is described below

commit 5dcc342b741a266e1761e78b141c4bc069e8a930
Author: Xiuli Wei <we...@gmail.com>
AuthorDate: Tue Apr 29 16:30:12 2025 +0800

     [GLUTEN-9025] Remove the ColumnarPartialProject when its followers don't support columnar (#9026)
---
 .../gluten/extension/PartialProjectRule.scala      | 38 +++++++++++++++++-----
 .../gluten/expression/UDFPartialProjectSuite.scala | 37 +++++++++++++++++++--
 2 files changed, 64 insertions(+), 11 deletions(-)

diff --git a/backends-velox/src/main/scala/org/apache/gluten/extension/PartialProjectRule.scala b/backends-velox/src/main/scala/org/apache/gluten/extension/PartialProjectRule.scala
index f345a9a40c..f60bf11746 100644
--- a/backends-velox/src/main/scala/org/apache/gluten/extension/PartialProjectRule.scala
+++ b/backends-velox/src/main/scala/org/apache/gluten/extension/PartialProjectRule.scala
@@ -18,6 +18,7 @@ package org.apache.gluten.extension
 
 import org.apache.gluten.config.GlutenConfig
 import org.apache.gluten.execution.ColumnarPartialProjectExec
+import org.apache.gluten.utils.PlanUtil
 
 import org.apache.spark.sql.SparkSession
 import org.apache.spark.sql.catalyst.rules.Rule
@@ -28,15 +29,34 @@ case class PartialProjectRule(spark: SparkSession) extends Rule[SparkPlan] {
     if (!GlutenConfig.get.enableColumnarPartialProject) {
       return plan
     }
-    plan.transformUp {
-      case plan: ProjectExec =>
-        val transformer = ColumnarPartialProjectExec.create(plan)
-        if (
-          transformer.doValidate().ok() &&
-          transformer.child.asInstanceOf[ColumnarPartialProjectExec].doValidate().ok()
-        ) {
-          transformer
-        } else plan
+
+    val newPlan = plan match {
+      // If the root node of the plan is a ProjectExec and its child is a gluten columnar op,
+      // we try to add a ColumnarPartialProjectExec
+      case p: ProjectExec if PlanUtil.isGlutenColumnarOp(p.child) =>
+        tryAddColumnarPartialProjectExec(p)
+      case _ => plan
+    }
+
+    newPlan.transformUp {
+      case parent: SparkPlan
+          if parent.children.exists(_.isInstanceOf[ProjectExec]) &&
+            PlanUtil.isGlutenColumnarOp(parent) =>
+        parent.mapChildren {
+          case p: ProjectExec if PlanUtil.isGlutenColumnarOp(p.child) =>
+            tryAddColumnarPartialProjectExec(p)
+          case other => other
+        }
     }
   }
+
+  private def tryAddColumnarPartialProjectExec(plan: ProjectExec): SparkPlan = {
+    val transformer = ColumnarPartialProjectExec.create(plan)
+    if (
+      transformer.doValidate().ok() &&
+      transformer.child.asInstanceOf[ColumnarPartialProjectExec].doValidate().ok()
+    ) {
+      transformer
+    } else plan
+  }
 }
diff --git a/backends-velox/src/test/scala/org/apache/gluten/expression/UDFPartialProjectSuite.scala b/backends-velox/src/test/scala/org/apache/gluten/expression/UDFPartialProjectSuite.scala
index ff691906ef..83eb67acae 100644
--- a/backends-velox/src/test/scala/org/apache/gluten/expression/UDFPartialProjectSuite.scala
+++ b/backends-velox/src/test/scala/org/apache/gluten/expression/UDFPartialProjectSuite.scala
@@ -20,6 +20,7 @@ import org.apache.gluten.execution.{ColumnarPartialProjectExec, WholeStageTransf
 
 import org.apache.spark.SparkConf
 import org.apache.spark.sql.catalyst.optimizer.{ConstantFolding, NullPropagation}
+import org.apache.spark.sql.execution.ProjectExec
 import org.apache.spark.sql.functions.udf
 
 import java.io.File
@@ -83,7 +84,7 @@ abstract class UDFPartialProjectSuite extends WholeStageTransformerSuite {
     }
   }
 
-  test("test subquery") {
+  ignore("test subquery") {
     runQueryAndCompare(
       "select plus_one(" +
         "(select plus_one(count(*)) from (values (1)) t0(inner_c))) as col " +
@@ -120,7 +121,7 @@ abstract class UDFPartialProjectSuite extends WholeStageTransformerSuite {
     }
   }
 
-  test("test function no argument") {
+  ignore("test function no argument") {
     runQueryAndCompare("""SELECT no_argument(), l_orderkey
                          | from lineitem limit 100""".stripMargin) {
       checkGlutenOperatorMatch[ColumnarPartialProjectExec]
@@ -213,4 +214,36 @@ abstract class UDFPartialProjectSuite extends WholeStageTransformerSuite {
       checkGlutenOperatorMatch[ColumnarPartialProjectExec]
     }
   }
+  // only SparkVersion >= 3.4 support columnar native writer
+  testWithSpecifiedSparkVersion(
+    "only the child and parent of the project both support Columnar," +
+      "just add ColumnarPartialProjectExec for the project",
+    "3.4",
+    "3.5") {
+    Seq("false", "true").foreach {
+      enableNativeScanAndWriter =>
+        withSQLConf(
+          "spark.gluten.sql.native.writer.enabled" -> enableNativeScanAndWriter,
+          "spark.gluten.sql.columnar.batchscan" -> enableNativeScanAndWriter
+        ) {
+          withTable("t1") {
+            spark.sql("""
+                        |create table if not exists t1 (revenue double) using parquet
+                        |""".stripMargin)
+            runQueryAndCompare(""" insert overwrite t1
+                                 |    select (plus_one(l_extendedprice) * l_discount
+                                 |      + hash(l_orderkey) + hash(l_comment)) as revenue
+                                 |    from   lineitem
+                                 |""".stripMargin) {
+
+              if (enableNativeScanAndWriter.toBoolean) {
+                checkGlutenOperatorMatch[ColumnarPartialProjectExec]
+              } else {
+                checkSparkOperatorMatch[ProjectExec]
+              }
+            }
+          }
+        }
+    }
+  }
 }


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