Github user adrian-wang commented on a diff in the pull request:
https://github.com/apache/spark/pull/2770#discussion_r18809978
--- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveQl.scala ---
@@ -224,6 +225,11 @@ private[hive] object HiveQl {
try {
val tree = getAst(sql)
if (nativeCommands contains tree.getText) {
+ if(tree.asInstanceOf[ASTNode].getText == "TOK_TRUNCATETABLE"){
+ if(tree.getChildren.exists(_.asInstanceOf[ASTNode].getText ==
"TOK_TABCOLNAME") ){
+ sys.error("Truncate tabel can not support columns")
--- End diff --
âtabelâ is a typo. I think it's better not to include this part here,
which would make the code not very clean. You can remove this part and fix
truncate column in another PR, or fix that in this PR.
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