Impala Public Jenkins has submitted this change and it was merged. ( 
http://gerrit.cloudera.org:8080/16851 )

Change subject: IMPALA-10358: Correct Iceberg type mappings
......................................................................

IMPALA-10358: Correct Iceberg type mappings

The Iceberg format spec defines what types to use for different file
formats, e.g.: https://iceberg.apache.org/spec/#parquet

Impala should follow the specification, so this patch
 * annotates strings with UTF8 in Parquet metadata
 * removes fixed(L) <-> CHAR(L) mapping
 * forbids INSERTs when the Iceberg schema has a TIMESTAMPTZ column

This patch also refactors the type/schema conversions as
Impala => Iceberg conversions were duplicated in
IcebergCatalogOpExecutor and IcebergUtil. I introduced the class
'IcebergSchemaConverter' to contain the code for conversions.

Testing:
 * added test to check CHAR and VARCHAR types are not allowed
 * test that INSERTs are not allowed when the table has TIMESTMAPTZ
 * added test to check that strings are annotated with UTF8

Change-Id: I652565f82708824f5cf7497139153b06f116ccd3
Reviewed-on: http://gerrit.cloudera.org:8080/16851
Reviewed-by: Impala Public Jenkins <[email protected]>
Tested-by: Impala Public Jenkins <[email protected]>
---
M be/src/exec/parquet/hdfs-parquet-table-writer.cc
M be/src/exec/parquet/hdfs-parquet-table-writer.h
M be/src/exec/parquet/parquet-metadata-utils.cc
M be/src/exec/parquet/parquet-metadata-utils.h
M fe/src/main/java/org/apache/impala/analysis/InsertStmt.java
M fe/src/main/java/org/apache/impala/catalog/FeIcebergTable.java
M fe/src/main/java/org/apache/impala/catalog/IcebergTable.java
M fe/src/main/java/org/apache/impala/catalog/local/LocalIcebergTable.java
M fe/src/main/java/org/apache/impala/service/IcebergCatalogOpExecutor.java
A fe/src/main/java/org/apache/impala/util/IcebergSchemaConverter.java
M fe/src/main/java/org/apache/impala/util/IcebergUtil.java
M testdata/workloads/functional-query/queries/QueryTest/iceberg-insert.test
M testdata/workloads/functional-query/queries/QueryTest/iceberg-negative.test
M tests/query_test/test_iceberg.py
14 files changed, 304 insertions(+), 275 deletions(-)

Approvals:
  Impala Public Jenkins: Looks good to me, approved; Verified

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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: I652565f82708824f5cf7497139153b06f116ccd3
Gerrit-Change-Number: 16851
Gerrit-PatchSet: 7
Gerrit-Owner: Zoltan Borok-Nagy <[email protected]>
Gerrit-Reviewer: Gabor Kaszab <[email protected]>
Gerrit-Reviewer: Impala Public Jenkins <[email protected]>
Gerrit-Reviewer: Tim Armstrong <[email protected]>
Gerrit-Reviewer: Zoltan Borok-Nagy <[email protected]>
Gerrit-Reviewer: wangsheng <[email protected]>

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