case classRenameFields(children: Seq[Expression]) extends Expression with Product with Serializable
Renames StructFields in StructType.
Returns null if struct is null.
This is a no-op if schema doesn't contain any fields with existingFieldNames.
If there are multiple fields with existingFieldName, they will all be renamed.
Annotations
@ExpressionDescription()
Linear Supertypes
Serializable, Serializable, Expression, TreeNode[Expression], Product, Equals, AnyRef, Any
Renames StructFields in StructType. Returns null if struct is null. This is a no-op if schema doesn't contain any fields with existingFieldNames. If there are multiple fields with existingFieldName, they will all be renamed.