Exception in thread “Thread-228” java.lang.StackOverflowError at org.apache.spark.sql.hive.HiveQl$.nodeToExpr(HiveQl.scala:1096) at org.apache.spark.sql.hive.HiveQl$.nodeToExpr(HiveQl.scala:1050) at org.apache.spark.sql.hive.HiveQl$.nodeToExpr(HiveQl.scala:1050) … at app.ecom.dmp.haystack.ExecSql$$anonfun$run$1.apply$mcVI$sp(QueryEngine.scala:164) at scala.collection.immutable.Range.foreach$mVc$sp(Range.scala:141) at app.ecom.dmp.haystack.ExecSql.run(QueryEngine.scala:161)Driver 栈溢出,可以在 spark-defaults.conf 里适当调大 spark.driver.extraJavaOptions -Xss=1024m