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Posted to dev@hive.apache.org by "Jesus Camacho Rodriguez (Jira)" <ji...@apache.org> on 2020/09/10 21:00:00 UTC
[jira] [Created] (HIVE-24143) Include convention in JDBC converter
operator in Calcite plan
Jesus Camacho Rodriguez created HIVE-24143:
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Summary: Include convention in JDBC converter operator in Calcite plan
Key: HIVE-24143
URL: https://issues.apache.org/jira/browse/HIVE-24143
Project: Hive
Issue Type: Improvement
Components: CBO
Affects Versions: 4.0.0
Reporter: Jesus Camacho Rodriguez
Assignee: Jesus Camacho Rodriguez
Among others, it will be useful to debug the dialect being chosen for query generation. For instance:
{code}
HiveProject(jdbc_type_conversion_table1.ikey=[$0], jdbc_type_conversion_table1.bkey=[$1], jdbc_type_conversion_table1.fkey=[$2], jdbc_type_conversion_table1.dkey=[$3], jdbc_type_conversion_table1.chkey=[$4], jdbc_type_conversion_table1.dekey=[$5], jdbc_type_conversion_table1.dtkey=[$6], jdbc_type_conversion_table1.tkey=[$7])
HiveProject(ikey=[$0], bkey=[$1], fkey=[$2], dkey=[$3], chkey=[$4], dekey=[$5], dtkey=[$6], tkey=[$7])
-----> HiveJdbcConverter(convention=[JDBC.DERBY])
JdbcHiveTableScan(table=[[default, jdbc_type_conversion_table1]], table:alias=[jdbc_type_conversion_table1])
{code}
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