Github user HyukjinKwon commented on a diff in the pull request:
https://github.com/apache/spark/pull/16929#discussion_r103333990
--- Diff: sql/core/src/main/scala/org/apache/spark/sql/functions.scala ---
@@ -2969,11 +2969,27 @@ object functions {
}
/**
- * (Java-specific) Parses a column containing a JSON string into a
`StructType` with the
+ * (Scala-specific) Parses a column containing a JSON array string into
a `ArrayType` with the
* specified schema. Returns `null`, in the case of an unparseable
string.
*
- * @param e a string column containing JSON data.
- * @param schema the schema to use when parsing the json string
+ * @param e a string column containing JSON array data.
+ * @param schema the schema to use when parsing the json array string
+ * @param options options to control how the json is parsed. accepts the
same options and the
+ * json data source.
+ *
+ * @group collection_funcs
+ * @since 2.2.0
+ */
+ def from_json(e: Column, schema: ArrayType, options: Map[String,
String]): Column = withExpr {
--- End diff --
I thought changing `StructType` to `DataType` breaks binary compatibility
as method signature is changed and the app complied in 2.1.0 does not run in
2.2.0.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
