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Posted to issues@impala.apache.org by "Zoltán Borók-Nagy (Jira)" <ji...@apache.org> on 2022/07/12 13:45:00 UTC
[jira] [Resolved] (IMPALA-11346) Migrated partitioned Iceberg tables might return ERROR when WHERE condition is used on partition column
[ https://issues.apache.org/jira/browse/IMPALA-11346?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Zoltán Borók-Nagy resolved IMPALA-11346.
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Fix Version/s: Impala 4.2.0
Resolution: Fixed
> Migrated partitioned Iceberg tables might return ERROR when WHERE condition is used on partition column
> -------------------------------------------------------------------------------------------------------
>
> Key: IMPALA-11346
> URL: https://issues.apache.org/jira/browse/IMPALA-11346
> Project: IMPALA
> Issue Type: Bug
> Components: Backend
> Reporter: Zoltán Borók-Nagy
> Assignee: Zoltán Borók-Nagy
> Priority: Major
> Labels: impala-iceberg
> Fix For: Impala 4.2.0
>
>
> {noformat}
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where p_bool=false;
> Fetched 0 row(s) in 0.11s
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where p_bool=true;
> ERROR: Unable to find SchemaNode for path 'functional_parquet.iceberg_alltypes_part.p_bool' in the schema of file 'hdfs://localhost:20500/test-warehouse/iceberg_test/hadoop_catalog/ice/iceberg_alltypes_part/p_bool=true/p_int=1/p_bigint=11/p_float=1.1/p_double=2.222/p_decimal=123.321/p_date=2022-02-22/p_string=impala/000000_0'.
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where i=3;
> Fetched 0 row(s) in 0.12s
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where i=1;
> +---+--------+-------+----------+---------------+----------+-----------+------------+----------+
> | i | p_bool | p_int | p_bigint | p_float | p_double | p_decimal | p_date | p_string |
> +---+--------+-------+----------+---------------+----------+-----------+------------+----------+
> | 1 | true | 1 | 11 | 1.10000002384 | 2.222 | 123.321 | 2022-02-22 | impala |
> +---+--------+-------+----------+---------------+----------+-----------+------------+----------+
> Fetched 1 row(s) in 0.12s
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where p_int=1;
> ERROR: Unable to find SchemaNode for path 'functional_parquet.iceberg_alltypes_part.p_int' in the schema of file 'hdfs://localhost:20500/test-warehouse/iceberg_test/hadoop_catalog/ice/iceberg_alltypes_part/p_bool=true/p_int=1/p_bigint=11/p_float=1.1/p_double=2.222/p_decimal=123.321/p_date=2022-02-22/p_string=impala/000000_0'.
> [localhost:21050] default> select * from functional_parquet.iceberg_alltypes_part where p_int=3;
> Fetched 0 row(s) in 0.11s{noformat}
> So we don't get incorrect results at least, but getting errors on partition column values that are existing.
> It seems like it works well with ORC.
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