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https://issues.apache.org/jira/browse/TRAFODION-762?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15314273#comment-15314273
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ASF GitHub Bot commented on TRAFODION-762:
------------------------------------------
Github user traflm commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/496#discussion_r65726973
--- Diff: core/sql/executor/ExExeUtilGet.cpp ---
@@ -4940,6 +4946,41 @@ Lng32
ExExeUtilHiveMDaccessTcb::getLengthFromHiveColType(const char* hiveType)
if ( !strcmp(hiveType, "timestamp"))
return 26; //Is this internal or display length? REC_DATETIME;
+ if ( !strcmp(hiveType, "date"))
+ return 10; //Is this internal or display length? REC_DATETIME;
+
+ if ( !strncmp(hiveType, "varchar",7) )
+ {
+ //try to get the length
+ char maxLen[32];
+ memset(maxLen, 0, 32);
+ int i=0,j=0;
+ short copyit = 0;
+
+ if(strlen(hiveType) > 39) return -1;
+
+ for(i = 0; i < strlen(hiveType) ; i++)
--- End diff --
Compiler probably not do this optimization, so let me change it.
This is not in the hot path of sql execution, but still we should improve
the code quality. So let me fix it.
> LP Bug: 1392452 - Support new Hive data types such as CHAR
> ----------------------------------------------------------
>
> Key: TRAFODION-762
> URL: https://issues.apache.org/jira/browse/TRAFODION-762
> Project: Apache Trafodion
> Issue Type: Wish
> Components: sql-cmp
> Reporter: Hans Zeller
> Assignee: liu ming
> Priority: Minor
>
> Hive now seems to support data types that match Trafodion types very well.
> According to
> https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-Create/Drop/TruncateTable
> Hive 0.11 supports DECIMAL
> Hive 0.12 supports VARCHAR
> Hive 0.13 supports CHAR, DECIMAL(precision, scale)
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