cloud-fan commented on code in PR #47609:
URL: https://github.com/apache/spark/pull/47609#discussion_r1718507613
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sql/core/src/main/scala/org/apache/spark/sql/scripting/SqlScriptingInterpreter.scala:
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@@ -17,32 +17,42 @@
package org.apache.spark.sql.scripting
-import org.apache.spark.sql.SparkSession
+import org.apache.spark.sql.{Row, SparkSession}
import org.apache.spark.sql.catalyst.analysis.UnresolvedIdentifier
-import org.apache.spark.sql.catalyst.parser.{CompoundBody,
CompoundPlanStatement, IfElseStatement, SingleStatement, WhileStatement}
-import org.apache.spark.sql.catalyst.plans.logical.{CreateVariable,
DropVariable, LogicalPlan}
+import org.apache.spark.sql.catalyst.plans.logical.{CompoundBody,
CompoundPlanStatement, CreateVariable, DropVariable, IfElseStatement,
LogicalPlan, SingleStatement, WhileStatement}
import org.apache.spark.sql.catalyst.trees.Origin
/**
* SQL scripting interpreter - builds SQL script execution plan.
+ *
+ * @param session
+ * Spark session that SQL script is executed within.
*/
-case class SqlScriptingInterpreter() {
+case class SqlScriptingInterpreter(session: SparkSession) {
+
+ /**
+ * Execute the provided CompoundBody and return the result.
+ *
+ * @param compoundBody
+ * CompoundBody to execute.
+ * @return Result of the execution.
+ */
+ def execute(compoundBody: CompoundBody): Seq[Row] = {
+ val resultsIter = executeInternal(compoundBody)
+ resultsIter.foldLeft(Array.empty[Row])((_, next) => next).toSeq
Review Comment:
do we just want to get the last item? Does `resultIterator.last` work?
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