org.apache.hadoop.hive.serde2

Interface SchemaInference

public interface SchemaInference

Method Summary

Modifier and Type	Method and Description
List<org.apache.hadoop.hive.metastore.api.FieldSchema>	readSchema(org.apache.hadoop.conf.Configuration conf, String file) Infer Hive compatible schema from provided file.

Method Detail

readSchema

List<org.apache.hadoop.hive.metastore.api.FieldSchema> readSchema(org.apache.hadoop.conf.Configuration conf,
                                                                  String file)
                                                           throws SerDeException

Infer Hive compatible schema from provided file. The purpose of this method is to optionally allow SerDes to implement schema inference for CREATE TABLE LIKE FILE support.

Parameters:

file - Fully qualified path to file to infer schema from (hadoop compatible URI + filename)

Returns:

List of FieldSchema that was derived from the provided file

Throws:

SerDeException