WebJun 13, 2024 · 1 Answer Sorted by: 0 Schema evolution is supported in ORC from Hive 2.1. From Hive 2.3.x You can do both - positional evolution and schema evolution by setting this property orc.force.positional.evolution Note that default value for the said property is … WebMar 25, 2024 · This is to keep OrcUtils in sync with Spark's code. In the Spark PR apache/spark#29737 they have added a check for 'orc.force.positional.evolution` for matching top level column by position. Updated the code so that when this config is set, …
sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/orc …
WebSteps To Repro In Hive: `set hive.fetch.task.conversion=none; set orc.force.positional.evolution=true; create table complex_orc(device struct WebforcePositionalEvolution public Reader.Options forcePositionalEvolution (boolean value) Set whether to force schema evolution to be positional instead of based on the column names. Parameters: value - force positional evolution Returns: this Since: 1.3.0 … sharpay\u0027s fabulous adventure logo
Add support for ORC forced positional evolution #4972
WebJan 5, 2010 · Description I noticed that even when orc.force.positional.evolution is set to true, the nested Struct evolution is still Hive field name based, which caused some of our queries to return incorrect values for fields inside a nested Struct since our Hive column … Webpublic static OrcConf valueOf ( String name) Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.) Parameters: … WebOct 8, 2024 · orc.force.positional.evolution to true. In ORC 1.5, which is included by Hive 3.1, you can also use orc.schema.evolution.case.sensitive to still use name matching, but ignore case. As always in ORC, you can either change the property globally in your configuration … sharpay\u0027s fabulous adventure dog