Github user yhuai commented on a diff in the pull request:
https://github.com/apache/spark/pull/12146#discussion_r58964159
--- Diff:
sql/core/src/main/scala/org/apache/spark/sql/execution/SparkSqlParser.scala ---
@@ -367,6 +367,22 @@ class SparkSqlAstBuilder extends AstBuilder {
}
/**
+ * Create a [[DropTable]] command.
+ */
+ override def visitDropTable(ctx: DropTableContext): LogicalPlan =
withOrigin(ctx) {
+ if (ctx.PURGE != null) {
+ logWarning("PURGE option is ignored.")
--- End diff --
(It is fine we support it later. But, we need to make sure we throw an
exception at here and the default value of purge is set correctly)
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