Any opinions? IMO, field names should be case-sensitive, but I'm doubt on backward compatibility issue.
Thanks, Navis 2014-07-10 13:31 GMT+09:00 Lefty Leverenz <leftylever...@gmail.com>: > Struct doesn't have its own section in the Types doc > <https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Types>, > but it could (see Complex Types > < > https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Types#LanguageManualTypes-ComplexTypes > >). > However I don't think people will look there for information about case > sensitivity -- it belongs in the DDL and DML docs. Case-insensitivity for > column names is mentioned here: > > - Create Table > < > https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-CreateTable > > > (notes immediately after the syntax) > - Alter Column -- Rules for Column Names > < > https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-AlterColumn > > > > - Select Syntax > < > https://cwiki.apache.org/confluence/display/Hive/LanguageManual+Select#LanguageManualSelect-SelectSyntax > > > (notes after the syntax) > > The ORC doc could also mention this issue, preferably in the section Hive > QL Syntax > < > https://cwiki.apache.org/confluence/display/Hive/LanguageManual+ORC#LanguageManualORC-HiveQLSyntax > > > . > > > -- Lefty > > > On Wed, Jul 9, 2014 at 11:48 PM, Navis류승우 <navis....@nexr.com> wrote: > > > For column name, hive restricts it as a lower case string. But how about > > field name? Currently, StructObjectInspector except ORC ignores > case(lower > > case only). This should not be implementation dependent and should be > > documented somewhere. > > > > see https://issues.apache.org/jira/browse/HIVE-6198 > > > > Thanks, > > Navis > > >
