Github user wuxianxingkong commented on a diff in the pull request:
https://github.com/apache/spark/pull/14191#discussion_r71067943
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlParser.scala ---
@@ -1376,4 +1376,62 @@ class SparkSqlAstBuilder(conf: SQLConf) extends
AstBuilder {
reader, writer,
schemaLess)
}
+
+ /**
+ * Reuse CTAS, convert select into to CTAS,
+ * returning [[CreateHiveTableAsSelectLogicalPlan]].
+ * The SELECT INTO statement selects data from one table
+ * and inserts it into a new table.It is commonly used to
+ * create a backup copy for table or selected records.
+ *
+ * Expected format:
+ * {{{
+ * SELECT column_name(s)
+ * INTO new_table
+ * FROM old_table
+ * ...
+ * }}}
+ */
+ override protected def withSelectInto(
--- End diff --
Reusing CTAS code path means we need to convert _IntoClauseContext_ to
_CreateTableContext_ (or construct a new _CreateTableContext_),it might be
difficult to archive. Maybe there is another way?
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