TransformHelper¶

TransformHelper is a Scala implicit class to extend Seq[Transform] with convertTransforms extension method.

Creating Instance¶

TransformHelper takes the following to be created:

• Transforms

convertTransforms¶

convertTransforms: (Seq[String], Option[BucketSpec])

convertTransforms...FIXME

convertTransforms is used when:

• ResolveSessionCatalog logical analysis rule is executed
• V2SessionCatalog is requested to createTable (deprecated)
• CatalogImpl is requested to listColumns