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miland-db · Nov 26, 2024 · b687e58 · b687e58
1 parent d604c1d
commit b687e58
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Showing 2 changed files with 2 additions and 3 deletions.
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala b/sql/core/src/main/scala/org/apache/spark/sql/SparkSession.scala
@@ -415,6 +415,7 @@ class SparkSession private(
 
   /**
    * Executes given script and return the result of the last statement.
+   * If script contains no queries, an empty `DataFrame` is returned.
    *
    * @param script A SQL script to execute.
    * @param args A map of parameter names to SQL literal expressions.

diff --git a/sql/core/src/main/scala/org/apache/spark/sql/scripting/SqlScriptingExecution.scala b/sql/core/src/main/scala/org/apache/spark/sql/scripting/SqlScriptingExecution.scala
@@ -44,9 +44,7 @@ class SqlScriptingExecution(
   override def hasNext: Boolean = current.isDefined
 
   override def next(): DataFrame = {
-    if (!hasNext) {throw SparkException.internalError(
-      "No more elements to iterate through.")
-    }
+    if (!hasNext) throw SparkException.internalError("No more elements to iterate through.")
     val nextDataFrame = current.get
     current = getNextResult
     nextDataFrame