[jira] [Created] (CARBONDATA-3134) Wrong result when a column is dropped and added using alter with blocklet cache.

["Kunal Kapoor (JIRA)" <ji...@apache.org>]

Kunal Kapoor created CARBONDATA-3134:
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             Summary: Wrong result when a column is dropped and added using alter with blocklet cache.
                 Key: CARBONDATA-3134
                 URL: https://issues.apache.org/jira/browse/CARBONDATA-3134
             Project: CarbonData
          Issue Type: Bug
            Reporter: Kunal Kapoor
            Assignee: Kunal Kapoor


*Steps to reproduce:*

spark.sql("drop table if exists tile")
spark.sql("create table tile(b int, s int,bi bigint, t timestamp) partitioned by (i int) stored by 'carbondata' TBLPROPERTIES ('DICTIONARY_EXCLUDE'='b,s,i,bi,t','SORT_COLUMS'='b,s,i,bi,t', 'cache_level'='blocklet')")
spark.sql("load data inpath 'C:/Users/k00475610/Documents/en_all.csv' into table tile options('fileheader'='b,s,i,bi,t','DELIMITER'=',')")
spark.sql("select * from tile")
 spark.sql("alter table tile drop columns(t)")
 spark.sql("alter table tile add columns(t timestamp)")
 spark.sql("load data inpath 'C:/Users/k00475610/Documents/en_all.csv' into table tile options('fileheader'='b,s,i,bi,t','DELIMITER'=',')")
spark.sql("select * from tile").show()

 

*Result:*

*+---+-----+-----------+----+--------+*
*| b| s| bi| t| i|*
+---+-----+-----------+----+--------+
|100|20000|93405673097|null|16455554|
|100|20000|93405673097|null|16455554|
+---+-----+-----------+----+--------+



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