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https://issues.apache.org/jira/browse/CARBONDATA-4128?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chetan Bhat updated CARBONDATA-4128:
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Summary: Merge SQL command fails with different case for column name and
also if the command is input with different case (was: Merge SQL command fails
with different case for column name)
> Merge SQL command fails with different case for column name and also if the
> command is input with different case
> ----------------------------------------------------------------------------------------------------------------
>
> Key: CARBONDATA-4128
> URL: https://issues.apache.org/jira/browse/CARBONDATA-4128
> Project: CarbonData
> Issue Type: Bug
> Components: data-query
> Affects Versions: 2.1.0
> Environment: Spark 2.4.5
> Reporter: Chetan Bhat
> Priority: Minor
>
> Steps:-
>
> *Issue 1 : Merge command fails for case insensitive column name.*
> drop table if exists A;
> drop table if exists B;
> CREATE TABLE A(id Int, name string, description string,address string, note
> string) stored as carbondata
> tblproperties('long_string_columns'='description,note','table_blocksize'='1','SORT_SCOPE'='global_sort','table_page_size_inmb'='1');
>
> insert into A select
> 1,"name11111","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into A select
> 2,"name11112","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into A select
> 3,"name11113","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into A select
> 4,"name11114","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into A select
> 5,"name11115","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> CREATE TABLE B(id Int, name string, description string,address string, note
> string) stored as carbondata
> tblproperties('long_string_columns'='description,note','table_blocksize'='1','SORT_SCOPE'='global_sort','table_page_size_inmb'='1');
>
> insert into B select
> 1,"name11111","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into B select
> 2,"name11112","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into B select
> 3,"name11113","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into B select
> 6,"name11114","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> insert into B select
> 7,"name11115","asasfdfdfdsf","tutyutyuty","6867898980909099-0-0-0878676565454545465768798";
> --merge
> MERGE INTO A USING B ON A.id=B.id WHEN MATCHED THEN DELETE;
>
> Issue :- Merge SQL command fails with different case for column name
> 0: jdbc:hive2://linux-63:22550/> MERGE INTO A USING B ON A.id=B.id WHEN
> MATCHED THEN DELETE;
> Error: org.apache.spark.sql.AnalysisException: == Spark Parser:
> org.apache.spark.sql.hive.FISqlParser ==
> mismatched input 'MERGE' expecting \{'(', 'SELECT', 'FROM', 'ADD', 'DESC',
> 'EMPOWER', 'WITH', 'VALUES', 'CREATE', 'TABLE', 'INSERT', 'DELETE',
> 'DESCRIBE', 'EXPLAIN', 'SHOW', 'USE', 'DROP', 'ALTER', 'MAP', 'SET', 'RESET',
> 'START', 'COMMIT', 'ROLLBACK', 'REDUCE', 'REFRESH', 'CLEAR', 'CACHE',
> 'UNCACHE', 'DFS', 'TRUNCATE', 'ANALYZE', 'LIST', 'REVOKE', 'GRANT', 'LOCK',
> 'UNLOCK', 'MSCK', 'EXPORT', 'IMPORT', 'LOAD', 'HEALTHCHECK'}(line 1, pos 0)
> == SQL ==
> MERGE INTO A USING B ON A.id=B.id WHEN MATCHED THEN DELETE
> ^^^
> == Carbon Parser: org.apache.spark.sql.parser.CarbonExtensionSpark2SqlParser
> ==
> [1.1] failure: identifier matching regex (?i)EXPLAIN expected
> MERGE INTO A USING B ON A.id=B.id WHEN MATCHED THEN DELETE
> ^;
> == Antlr Parser: org.apache.spark.sql.parser.CarbonAntlrParser ==
>
> org.apache.spark.sql.parser.CarbonSqlBaseParser$ValueExpressionDefaultContext
> cannot be cast to
> org.apache.spark.sql.parser.CarbonSqlBaseParser$ComparisonContext;
> (state=,code=0)
> 0: jdbc:hive2://linux-63:22550/>
>
> *Issue 2 : merge into command is not working as case sensitive and fails as
> mentioned below.*
> 0: jdbc:hive2://linux1:22550/> merge into a using b on a.ID=b.ID when matched
> then delete;
> Error:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Parse failed! (state=,code=0)
> 0: jdbc:hive2://linux1:22550/> merge into a using b on A.ID=B.ID when
> matched then delete;
> Error:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Parse failed! (state=,code=0)
> 0: jdbc:hive2://linux1:22550/> merge into A using B on A.ID=B.ID when
> matched then delete;
> Error:
> org.apache.carbondata.common.exceptions.sql.MalformedCarbonCommandException:
> Parse failed! (state=,code=0)
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